/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 13:09:00,429 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 13:09:00,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 13:09:00,484 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 13:09:00,485 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 13:09:00,489 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 13:09:00,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 13:09:00,498 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 13:09:00,501 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 13:09:00,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 13:09:00,503 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 13:09:00,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 13:09:00,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 13:09:00,506 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 13:09:00,507 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 13:09:00,508 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 13:09:00,509 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 13:09:00,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 13:09:00,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 13:09:00,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 13:09:00,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 13:09:00,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 13:09:00,519 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 13:09:00,520 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 13:09:00,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 13:09:00,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 13:09:00,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 13:09:00,527 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 13:09:00,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 13:09:00,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 13:09:00,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 13:09:00,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 13:09:00,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 13:09:00,532 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 13:09:00,533 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 13:09:00,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 13:09:00,534 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 13:09:00,535 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 13:09:00,535 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 13:09:00,536 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 13:09:00,537 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 13:09:00,538 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 13:09:00,568 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 13:09:00,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 13:09:00,569 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 13:09:00,569 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 13:09:00,570 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 13:09:00,571 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 13:09:00,571 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 13:09:00,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 13:09:00,572 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 13:09:00,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 13:09:00,573 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 13:09:00,573 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 13:09:00,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 13:09:00,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 13:09:00,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 13:09:00,574 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 13:09:00,574 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 13:09:00,574 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 13:09:00,574 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 13:09:00,575 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 13:09:00,575 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 13:09:00,575 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 13:09:00,575 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 13:09:00,575 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 13:09:00,576 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 13:09:00,576 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 13:09:00,576 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:09:00,576 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 13:09:00,577 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 13:09:00,577 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 13:09:00,577 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 13:09:00,577 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 13:09:00,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 13:09:00,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 13:09:00,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 13:09:00,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 13:09:00,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 13:09:00,992 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 13:09:00,993 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 13:09:00,995 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i [2022-10-16 13:09:01,066 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd2a30ba6/75263662fe76422db9d770a458eaa365/FLAGfc3418f22 [2022-10-16 13:09:02,146 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 13:09:02,146 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i [2022-10-16 13:09:02,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd2a30ba6/75263662fe76422db9d770a458eaa365/FLAGfc3418f22 [2022-10-16 13:09:02,540 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd2a30ba6/75263662fe76422db9d770a458eaa365 [2022-10-16 13:09:02,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 13:09:02,548 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 13:09:02,549 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 13:09:02,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 13:09:02,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 13:09:02,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:09:02" (1/1) ... [2022-10-16 13:09:02,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f7fb237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:02, skipping insertion in model container [2022-10-16 13:09:02,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:09:02" (1/1) ... [2022-10-16 13:09:02,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 13:09:02,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 13:09:03,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i[186142,186155] [2022-10-16 13:09:04,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:09:04,952 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 13:09:05,137 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i[186142,186155] [2022-10-16 13:09:05,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 13:09:05,618 INFO L208 MainTranslator]: Completed translation [2022-10-16 13:09:05,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05 WrapperNode [2022-10-16 13:09:05,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 13:09:05,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 13:09:05,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 13:09:05,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 13:09:05,628 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:05,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:05,891 INFO L138 Inliner]: procedures = 222, calls = 2828, calls flagged for inlining = 88, calls inlined = 43, statements flattened = 3770 [2022-10-16 13:09:05,892 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 13:09:05,893 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 13:09:05,893 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 13:09:05,893 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 13:09:05,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:05,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:05,926 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:05,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:06,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:06,102 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:06,134 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:06,155 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:06,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 13:09:06,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 13:09:06,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 13:09:06,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 13:09:06,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (1/1) ... [2022-10-16 13:09:06,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 13:09:06,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:09:06,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-16 13:09:06,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-16 13:09:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-16 13:09:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-16 13:09:06,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-16 13:09:06,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-16 13:09:06,301 INFO L130 BoogieDeclarations]: Found specification of procedure __lbtf_cleanup_and_insert_cmd [2022-10-16 13:09:06,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbtf_cleanup_and_insert_cmd [2022-10-16 13:09:06,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-16 13:09:06,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-16 13:09:06,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-10-16 13:09:06,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-10-16 13:09:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-16 13:09:06,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-16 13:09:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_tx [2022-10-16 13:09:06,302 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_tx [2022-10-16 13:09:06,302 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_get_survey [2022-10-16 13:09:06,303 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_get_survey [2022-10-16 13:09:06,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-16 13:09:06,303 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-16 13:09:06,303 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-16 13:09:06,303 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-16 13:09:06,303 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-16 13:09:06,304 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-16 13:09:06,304 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-16 13:09:06,304 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-16 13:09:06,304 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-10-16 13:09:06,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-10-16 13:09:06,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2022-10-16 13:09:06,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2022-10-16 13:09:06,305 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_beacon_set [2022-10-16 13:09:06,305 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_beacon_set [2022-10-16 13:09:06,305 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_beacon_get [2022-10-16 13:09:06,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_beacon_get [2022-10-16 13:09:06,306 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_beacon_ctrl [2022-10-16 13:09:06,306 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_beacon_ctrl [2022-10-16 13:09:06,306 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_free_adapter [2022-10-16 13:09:06,306 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_free_adapter [2022-10-16 13:09:06,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-16 13:09:06,306 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-16 13:09:06,307 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-16 13:09:06,307 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_bssid [2022-10-16 13:09:06,307 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_bssid [2022-10-16 13:09:06,307 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-16 13:09:06,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-16 13:09:06,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-16 13:09:06,308 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-10-16 13:09:06,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-16 13:09:06,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-16 13:09:06,308 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-16 13:09:06,308 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-16 13:09:06,308 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_mode [2022-10-16 13:09:06,309 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_mode [2022-10-16 13:09:06,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-16 13:09:06,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-16 13:09:06,310 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_prepare_multicast [2022-10-16 13:09:06,310 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_prepare_multicast [2022-10-16 13:09:06,310 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-16 13:09:06,310 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-16 13:09:06,310 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-16 13:09:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-16 13:09:06,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2022-10-16 13:09:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2022-10-16 13:09:06,311 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-16 13:09:06,311 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-16 13:09:06,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-16 13:09:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-16 13:09:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-16 13:09:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_bss_info_changed [2022-10-16 13:09:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_bss_info_changed [2022-10-16 13:09:06,312 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-10-16 13:09:06,312 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-10-16 13:09:06,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-16 13:09:06,313 INFO L130 BoogieDeclarations]: Found specification of procedure __lbtf_cmd_async [2022-10-16 13:09:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbtf_cmd_async [2022-10-16 13:09:06,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-16 13:09:06,313 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_radio_control [2022-10-16 13:09:06,313 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_radio_control [2022-10-16 13:09:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-16 13:09:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-16 13:09:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-10-16 13:09:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-10-16 13:09:06,314 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_config [2022-10-16 13:09:06,314 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_config [2022-10-16 13:09:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure __lbtf_cmd [2022-10-16 13:09:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __lbtf_cmd [2022-10-16 13:09:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-16 13:09:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-16 13:09:06,315 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-10-16 13:09:06,315 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-10-16 13:09:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-16 13:09:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-16 13:09:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2022-10-16 13:09:06,316 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2022-10-16 13:09:06,316 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_configure_filter [2022-10-16 13:09:06,316 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_configure_filter [2022-10-16 13:09:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_stop_queues [2022-10-16 13:09:06,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_stop_queues [2022-10-16 13:09:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-16 13:09:06,317 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-16 13:09:06,317 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-16 13:09:06,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-16 13:09:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_set_mac_control [2022-10-16 13:09:06,318 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_set_mac_control [2022-10-16 13:09:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 13:09:06,318 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_free_hw [2022-10-16 13:09:06,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_free_hw [2022-10-16 13:09:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-16 13:09:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-16 13:09:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_remove_interface [2022-10-16 13:09:06,319 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_remove_interface [2022-10-16 13:09:06,319 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:09:06,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-16 13:09:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-16 13:09:06,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-16 13:09:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_cmd_async [2022-10-16 13:09:06,320 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_cmd_async [2022-10-16 13:09:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_add_interface [2022-10-16 13:09:06,320 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_add_interface [2022-10-16 13:09:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successfull_zalloc [2022-10-16 13:09:06,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successfull_zalloc [2022-10-16 13:09:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 13:09:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_op_start [2022-10-16 13:09:06,321 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_op_start [2022-10-16 13:09:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-10-16 13:09:06,322 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-10-16 13:09:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 13:09:06,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 13:09:06,322 INFO L130 BoogieDeclarations]: Found specification of procedure lbtf_cmd_set_mac_multicast_addr [2022-10-16 13:09:06,322 INFO L138 BoogieDeclarations]: Found implementation of procedure lbtf_cmd_set_mac_multicast_addr [2022-10-16 13:09:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-16 13:09:06,323 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-16 13:09:06,323 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2022-10-16 13:09:06,323 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2022-10-16 13:09:07,012 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 13:09:07,015 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 13:09:07,948 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-16 13:09:12,393 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 13:09:12,411 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 13:09:12,412 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-16 13:09:12,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:09:12 BoogieIcfgContainer [2022-10-16 13:09:12,416 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 13:09:12,418 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 13:09:12,419 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 13:09:12,422 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 13:09:12,423 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:09:02" (1/3) ... [2022-10-16 13:09:12,423 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5426543e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:09:12, skipping insertion in model container [2022-10-16 13:09:12,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:09:05" (2/3) ... [2022-10-16 13:09:12,424 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5426543e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:09:12, skipping insertion in model container [2022-10-16 13:09:12,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:09:12" (3/3) ... [2022-10-16 13:09:12,426 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas_tf--libertas_tf.ko-entry_point.cil.out.i [2022-10-16 13:09:12,447 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 13:09:12,447 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 32 error locations. [2022-10-16 13:09:12,540 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-16 13:09:12,548 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3e69161, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-16 13:09:12,548 INFO L358 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2022-10-16 13:09:12,600 INFO L276 IsEmpty]: Start isEmpty. Operand has 1160 states, 857 states have (on average 1.4002333722287048) internal successors, (1200), 905 states have internal predecessors, (1200), 214 states have call successors, (214), 57 states have call predecessors, (214), 56 states have return successors, (210), 206 states have call predecessors, (210), 210 states have call successors, (210) [2022-10-16 13:09:12,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-16 13:09:12,641 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:12,643 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:12,643 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting lbtf_op_prepare_multicastErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:12,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:12,650 INFO L85 PathProgramCache]: Analyzing trace with hash -1150497644, now seen corresponding path program 1 times [2022-10-16 13:09:12,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:12,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888704734] [2022-10-16 13:09:12,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:12,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:13,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:13,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:13,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:13,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:13,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:13,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:14,021 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2022-10-16 13:09:14,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:14,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888704734] [2022-10-16 13:09:14,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888704734] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:14,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:14,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:09:14,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732430270] [2022-10-16 13:09:14,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:14,035 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:09:14,035 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:14,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:09:14,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-16 13:09:14,081 INFO L87 Difference]: Start difference. First operand has 1160 states, 857 states have (on average 1.4002333722287048) internal successors, (1200), 905 states have internal predecessors, (1200), 214 states have call successors, (214), 57 states have call predecessors, (214), 56 states have return successors, (210), 206 states have call predecessors, (210), 210 states have call successors, (210) Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-16 13:09:16,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:16,861 INFO L93 Difference]: Finished difference Result 2505 states and 3585 transitions. [2022-10-16 13:09:16,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:09:16,865 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 128 [2022-10-16 13:09:16,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:16,905 INFO L225 Difference]: With dead ends: 2505 [2022-10-16 13:09:16,906 INFO L226 Difference]: Without dead ends: 1321 [2022-10-16 13:09:16,924 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:09:16,929 INFO L413 NwaCegarLoop]: 1489 mSDtfsCounter, 942 mSDsluCounter, 1350 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 585 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 960 SdHoareTripleChecker+Valid, 2839 SdHoareTripleChecker+Invalid, 1518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 585 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:16,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [960 Valid, 2839 Invalid, 1518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [585 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2022-10-16 13:09:16,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1321 states. [2022-10-16 13:09:17,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1321 to 1125. [2022-10-16 13:09:17,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1125 states, 837 states have (on average 1.3775388291517323) internal successors, (1153), 873 states have internal predecessors, (1153), 207 states have call successors, (207), 55 states have call predecessors, (207), 55 states have return successors, (207), 203 states have call predecessors, (207), 207 states have call successors, (207) [2022-10-16 13:09:17,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 1125 states and 1567 transitions. [2022-10-16 13:09:17,116 INFO L78 Accepts]: Start accepts. Automaton has 1125 states and 1567 transitions. Word has length 128 [2022-10-16 13:09:17,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:17,117 INFO L495 AbstractCegarLoop]: Abstraction has 1125 states and 1567 transitions. [2022-10-16 13:09:17,117 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (10), 4 states have call predecessors, (10), 2 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-10-16 13:09:17,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1125 states and 1567 transitions. [2022-10-16 13:09:17,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-10-16 13:09:17,122 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:17,122 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:17,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-16 13:09:17,123 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting lbtf_op_prepare_multicastErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:17,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:17,124 INFO L85 PathProgramCache]: Analyzing trace with hash 2069240148, now seen corresponding path program 1 times [2022-10-16 13:09:17,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:17,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [177143314] [2022-10-16 13:09:17,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:17,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:17,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:17,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:17,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:17,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:17,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:17,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:17,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:17,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:17,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:17,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:17,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:17,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:17,995 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2022-10-16 13:09:17,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:17,996 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [177143314] [2022-10-16 13:09:17,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [177143314] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:17,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:17,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:09:18,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745099177] [2022-10-16 13:09:18,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:18,006 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:09:18,006 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:18,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:09:18,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:09:18,007 INFO L87 Difference]: Start difference. First operand 1125 states and 1567 transitions. Second operand has 5 states, 5 states have (on average 7.8) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:09:21,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:21,352 INFO L93 Difference]: Finished difference Result 2572 states and 3613 transitions. [2022-10-16 13:09:21,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:09:21,353 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) Word has length 128 [2022-10-16 13:09:21,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:21,373 INFO L225 Difference]: With dead ends: 2572 [2022-10-16 13:09:21,373 INFO L226 Difference]: Without dead ends: 1466 [2022-10-16 13:09:21,379 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:09:21,381 INFO L413 NwaCegarLoop]: 1457 mSDtfsCounter, 1241 mSDsluCounter, 2240 mSDsCounter, 0 mSdLazyCounter, 1609 mSolverCounterSat, 647 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1276 SdHoareTripleChecker+Valid, 3697 SdHoareTripleChecker+Invalid, 2256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 647 IncrementalHoareTripleChecker+Valid, 1609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:21,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1276 Valid, 3697 Invalid, 2256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [647 Valid, 1609 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-10-16 13:09:21,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1466 states. [2022-10-16 13:09:21,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1466 to 1250. [2022-10-16 13:09:21,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1250 states, 932 states have (on average 1.3755364806866952) internal successors, (1282), 972 states have internal predecessors, (1282), 225 states have call successors, (225), 67 states have call predecessors, (225), 67 states have return successors, (225), 218 states have call predecessors, (225), 225 states have call successors, (225) [2022-10-16 13:09:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 1732 transitions. [2022-10-16 13:09:21,498 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 1732 transitions. Word has length 128 [2022-10-16 13:09:21,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:21,499 INFO L495 AbstractCegarLoop]: Abstraction has 1250 states and 1732 transitions. [2022-10-16 13:09:21,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.8) internal successors, (39), 3 states have internal predecessors, (39), 2 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (9), 1 states have call predecessors, (9), 1 states have call successors, (9) [2022-10-16 13:09:21,500 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1732 transitions. [2022-10-16 13:09:21,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-10-16 13:09:21,509 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:21,510 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:21,510 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-16 13:09:21,510 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting lbtf_op_prepare_multicastErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:21,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:21,512 INFO L85 PathProgramCache]: Analyzing trace with hash 1933890922, now seen corresponding path program 1 times [2022-10-16 13:09:21,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:21,513 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1700948475] [2022-10-16 13:09:21,513 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:21,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:21,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:22,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:22,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:22,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:22,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:22,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:22,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:22,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:22,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:22,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:22,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:22,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:22,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:22,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2022-10-16 13:09:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-10-16 13:09:22,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:22,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:22,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2022-10-16 13:09:22,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:22,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1700948475] [2022-10-16 13:09:22,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1700948475] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:22,697 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:22,697 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:09:22,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991373206] [2022-10-16 13:09:22,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:22,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:09:22,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:22,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:09:22,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:09:22,699 INFO L87 Difference]: Start difference. First operand 1250 states and 1732 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-10-16 13:09:26,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:26,210 INFO L93 Difference]: Finished difference Result 2671 states and 3751 transitions. [2022-10-16 13:09:26,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:09:26,211 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 176 [2022-10-16 13:09:26,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:26,225 INFO L225 Difference]: With dead ends: 2671 [2022-10-16 13:09:26,225 INFO L226 Difference]: Without dead ends: 1466 [2022-10-16 13:09:26,232 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:09:26,233 INFO L413 NwaCegarLoop]: 1448 mSDtfsCounter, 943 mSDsluCounter, 3339 mSDsCounter, 0 mSdLazyCounter, 2134 mSolverCounterSat, 570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 961 SdHoareTripleChecker+Valid, 4787 SdHoareTripleChecker+Invalid, 2704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 570 IncrementalHoareTripleChecker+Valid, 2134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:26,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [961 Valid, 4787 Invalid, 2704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [570 Valid, 2134 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-10-16 13:09:26,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1466 states. [2022-10-16 13:09:26,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1466 to 1250. [2022-10-16 13:09:26,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1250 states, 932 states have (on average 1.3733905579399142) internal successors, (1280), 972 states have internal predecessors, (1280), 225 states have call successors, (225), 67 states have call predecessors, (225), 67 states have return successors, (225), 218 states have call predecessors, (225), 225 states have call successors, (225) [2022-10-16 13:09:26,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 1250 states and 1730 transitions. [2022-10-16 13:09:26,306 INFO L78 Accepts]: Start accepts. Automaton has 1250 states and 1730 transitions. Word has length 176 [2022-10-16 13:09:26,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:26,307 INFO L495 AbstractCegarLoop]: Abstraction has 1250 states and 1730 transitions. [2022-10-16 13:09:26,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 4 states have internal predecessors, (55), 2 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-10-16 13:09:26,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1250 states and 1730 transitions. [2022-10-16 13:09:26,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2022-10-16 13:09:26,311 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:26,312 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:26,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-10-16 13:09:26,312 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting lbtf_op_prepare_multicastErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:26,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:26,313 INFO L85 PathProgramCache]: Analyzing trace with hash 1941134950, now seen corresponding path program 1 times [2022-10-16 13:09:26,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:26,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016201371] [2022-10-16 13:09:26,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:26,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:26,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:26,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:26,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:26,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:26,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:26,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:26,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:26,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:27,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:27,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:27,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:27,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:09:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:27,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:09:27,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:27,288 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:27,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:27,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016201371] [2022-10-16 13:09:27,289 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016201371] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:27,289 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:27,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-16 13:09:27,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881904030] [2022-10-16 13:09:27,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:27,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:09:27,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:27,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:09:27,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:09:27,291 INFO L87 Difference]: Start difference. First operand 1250 states and 1730 transitions. Second operand has 5 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-16 13:09:30,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:30,417 INFO L93 Difference]: Finished difference Result 1479 states and 2085 transitions. [2022-10-16 13:09:30,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:09:30,418 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 178 [2022-10-16 13:09:30,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:30,431 INFO L225 Difference]: With dead ends: 1479 [2022-10-16 13:09:30,431 INFO L226 Difference]: Without dead ends: 1475 [2022-10-16 13:09:30,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:09:30,434 INFO L413 NwaCegarLoop]: 1439 mSDtfsCounter, 945 mSDsluCounter, 2310 mSDsCounter, 0 mSdLazyCounter, 1541 mSolverCounterSat, 572 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 963 SdHoareTripleChecker+Valid, 3749 SdHoareTripleChecker+Invalid, 2113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 572 IncrementalHoareTripleChecker+Valid, 1541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:30,434 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [963 Valid, 3749 Invalid, 2113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [572 Valid, 1541 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2022-10-16 13:09:30,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1475 states. [2022-10-16 13:09:30,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1475 to 1257. [2022-10-16 13:09:30,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1257 states, 939 states have (on average 1.3727369542066028) internal successors, (1289), 979 states have internal predecessors, (1289), 225 states have call successors, (225), 67 states have call predecessors, (225), 67 states have return successors, (225), 218 states have call predecessors, (225), 225 states have call successors, (225) [2022-10-16 13:09:30,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 1257 states and 1739 transitions. [2022-10-16 13:09:30,507 INFO L78 Accepts]: Start accepts. Automaton has 1257 states and 1739 transitions. Word has length 178 [2022-10-16 13:09:30,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:30,510 INFO L495 AbstractCegarLoop]: Abstraction has 1257 states and 1739 transitions. [2022-10-16 13:09:30,510 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 13.75) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-16 13:09:30,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states and 1739 transitions. [2022-10-16 13:09:30,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-10-16 13:09:30,519 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:30,520 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:30,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-10-16 13:09:30,521 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ERR_PTRErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:30,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:30,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1835546404, now seen corresponding path program 1 times [2022-10-16 13:09:30,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:30,522 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946598960] [2022-10-16 13:09:30,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:30,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:31,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:31,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:31,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:31,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:31,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:31,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:31,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:31,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:31,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:31,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:09:31,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:31,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:09:31,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:31,908 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:31,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:31,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946598960] [2022-10-16 13:09:31,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946598960] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:31,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:31,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:09:31,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591312313] [2022-10-16 13:09:31,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:31,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:09:31,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:31,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:09:31,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:09:31,911 INFO L87 Difference]: Start difference. First operand 1257 states and 1739 transitions. Second operand has 6 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-16 13:09:35,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:35,159 INFO L93 Difference]: Finished difference Result 1481 states and 2085 transitions. [2022-10-16 13:09:35,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:09:35,160 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 191 [2022-10-16 13:09:35,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:35,172 INFO L225 Difference]: With dead ends: 1481 [2022-10-16 13:09:35,172 INFO L226 Difference]: Without dead ends: 1480 [2022-10-16 13:09:35,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:09:35,174 INFO L413 NwaCegarLoop]: 1429 mSDtfsCounter, 963 mSDsluCounter, 3315 mSDsCounter, 0 mSdLazyCounter, 2120 mSolverCounterSat, 572 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 981 SdHoareTripleChecker+Valid, 4744 SdHoareTripleChecker+Invalid, 2692 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 572 IncrementalHoareTripleChecker+Valid, 2120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:35,175 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [981 Valid, 4744 Invalid, 2692 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [572 Valid, 2120 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-10-16 13:09:35,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1480 states. [2022-10-16 13:09:35,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1480 to 1263. [2022-10-16 13:09:35,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1263 states, 944 states have (on average 1.3718220338983051) internal successors, (1295), 984 states have internal predecessors, (1295), 225 states have call successors, (225), 68 states have call predecessors, (225), 68 states have return successors, (225), 218 states have call predecessors, (225), 225 states have call successors, (225) [2022-10-16 13:09:35,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1263 states to 1263 states and 1745 transitions. [2022-10-16 13:09:35,245 INFO L78 Accepts]: Start accepts. Automaton has 1263 states and 1745 transitions. Word has length 191 [2022-10-16 13:09:35,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:35,246 INFO L495 AbstractCegarLoop]: Abstraction has 1263 states and 1745 transitions. [2022-10-16 13:09:35,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.0) internal successors, (65), 3 states have internal predecessors, (65), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-16 13:09:35,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1263 states and 1745 transitions. [2022-10-16 13:09:35,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-10-16 13:09:35,252 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:35,252 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:35,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-10-16 13:09:35,252 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ERR_PTRErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:35,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:35,253 INFO L85 PathProgramCache]: Analyzing trace with hash 1067366319, now seen corresponding path program 1 times [2022-10-16 13:09:35,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:35,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233813157] [2022-10-16 13:09:35,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:35,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:35,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:36,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:36,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:36,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:36,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:36,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:36,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:36,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:36,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:36,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:36,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:36,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:09:36,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:36,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:09:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:36,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:36,441 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:36,441 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:36,442 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233813157] [2022-10-16 13:09:36,442 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1233813157] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:36,442 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:36,442 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:09:36,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82875494] [2022-10-16 13:09:36,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:36,443 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:09:36,443 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:36,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:09:36,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:09:36,444 INFO L87 Difference]: Start difference. First operand 1263 states and 1745 transitions. Second operand has 6 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-16 13:09:39,956 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:39,957 INFO L93 Difference]: Finished difference Result 1479 states and 2084 transitions. [2022-10-16 13:09:39,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:09:39,958 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 192 [2022-10-16 13:09:39,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:39,968 INFO L225 Difference]: With dead ends: 1479 [2022-10-16 13:09:39,968 INFO L226 Difference]: Without dead ends: 1478 [2022-10-16 13:09:39,969 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:09:39,970 INFO L413 NwaCegarLoop]: 1441 mSDtfsCounter, 948 mSDsluCounter, 3339 mSDsCounter, 0 mSdLazyCounter, 2107 mSolverCounterSat, 566 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 966 SdHoareTripleChecker+Valid, 4780 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 566 IncrementalHoareTripleChecker+Valid, 2107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:39,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [966 Valid, 4780 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [566 Valid, 2107 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2022-10-16 13:09:39,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1478 states. [2022-10-16 13:09:40,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1478 to 1262. [2022-10-16 13:09:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1262 states, 944 states have (on average 1.3697033898305084) internal successors, (1293), 983 states have internal predecessors, (1293), 225 states have call successors, (225), 68 states have call predecessors, (225), 68 states have return successors, (225), 218 states have call predecessors, (225), 225 states have call successors, (225) [2022-10-16 13:09:40,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1262 states and 1743 transitions. [2022-10-16 13:09:40,034 INFO L78 Accepts]: Start accepts. Automaton has 1262 states and 1743 transitions. Word has length 192 [2022-10-16 13:09:40,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:40,035 INFO L495 AbstractCegarLoop]: Abstraction has 1262 states and 1743 transitions. [2022-10-16 13:09:40,035 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.2) internal successors, (66), 3 states have internal predecessors, (66), 1 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-10-16 13:09:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 1743 transitions. [2022-10-16 13:09:40,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-10-16 13:09:40,041 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:40,041 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:40,042 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-10-16 13:09:40,042 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting lbtf_op_prepare_multicastErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:40,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:40,042 INFO L85 PathProgramCache]: Analyzing trace with hash 713916903, now seen corresponding path program 1 times [2022-10-16 13:09:40,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:40,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326826476] [2022-10-16 13:09:40,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:40,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:40,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:40,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:40,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:40,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:40,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:40,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:40,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:40,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:40,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:40,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:40,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:40,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:09:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:40,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:40,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:09:40,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:40,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:40,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 13:09:40,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:40,994 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:40,995 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:40,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326826476] [2022-10-16 13:09:40,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326826476] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:09:40,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965689041] [2022-10-16 13:09:40,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:40,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:09:40,996 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:09:40,998 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:09:41,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-16 13:09:42,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:42,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 5518 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:09:42,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:09:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:42,242 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:09:42,464 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:42,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1965689041] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:09:42,464 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:09:42,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 8 [2022-10-16 13:09:42,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234485309] [2022-10-16 13:09:42,465 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:09:42,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 13:09:42,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:42,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 13:09:42,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:09:42,469 INFO L87 Difference]: Start difference. First operand 1262 states and 1743 transitions. Second operand has 9 states, 8 states have (on average 11.0) internal successors, (88), 7 states have internal predecessors, (88), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:09:46,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:46,148 INFO L93 Difference]: Finished difference Result 1522 states and 2156 transitions. [2022-10-16 13:09:46,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 13:09:46,149 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 11.0) internal successors, (88), 7 states have internal predecessors, (88), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 191 [2022-10-16 13:09:46,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:46,164 INFO L225 Difference]: With dead ends: 1522 [2022-10-16 13:09:46,164 INFO L226 Difference]: Without dead ends: 1520 [2022-10-16 13:09:46,165 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 437 GetRequests, 429 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:09:46,166 INFO L413 NwaCegarLoop]: 1445 mSDtfsCounter, 980 mSDsluCounter, 3340 mSDsCounter, 0 mSdLazyCounter, 2189 mSolverCounterSat, 603 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1006 SdHoareTripleChecker+Valid, 4785 SdHoareTripleChecker+Invalid, 2792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 603 IncrementalHoareTripleChecker+Valid, 2189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:46,167 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1006 Valid, 4785 Invalid, 2792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [603 Valid, 2189 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-10-16 13:09:46,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1520 states. [2022-10-16 13:09:46,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1520 to 1296. [2022-10-16 13:09:46,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1296 states, 972 states have (on average 1.3693415637860082) internal successors, (1331), 1011 states have internal predecessors, (1331), 231 states have call successors, (231), 68 states have call predecessors, (231), 68 states have return successors, (231), 224 states have call predecessors, (231), 231 states have call successors, (231) [2022-10-16 13:09:46,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1296 states and 1793 transitions. [2022-10-16 13:09:46,242 INFO L78 Accepts]: Start accepts. Automaton has 1296 states and 1793 transitions. Word has length 191 [2022-10-16 13:09:46,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:46,246 INFO L495 AbstractCegarLoop]: Abstraction has 1296 states and 1793 transitions. [2022-10-16 13:09:46,246 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 11.0) internal successors, (88), 7 states have internal predecessors, (88), 3 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-10-16 13:09:46,246 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 1793 transitions. [2022-10-16 13:09:46,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-10-16 13:09:46,252 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:46,252 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:46,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-16 13:09:46,466 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:09:46,467 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting lbtf_op_prepare_multicastErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:46,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:46,468 INFO L85 PathProgramCache]: Analyzing trace with hash 656589055, now seen corresponding path program 1 times [2022-10-16 13:09:46,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:46,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1988368093] [2022-10-16 13:09:46,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:46,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:47,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:47,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:47,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:47,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:47,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:47,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:47,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:47,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:47,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:47,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:47,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:47,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:47,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:09:47,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:09:47,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:47,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:47,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 13:09:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:47,466 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:47,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:47,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1988368093] [2022-10-16 13:09:47,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1988368093] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:09:47,467 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969314472] [2022-10-16 13:09:47,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:47,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:09:47,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:09:47,469 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:09:47,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-10-16 13:09:48,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:48,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 5519 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:09:48,617 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:09:48,666 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:48,667 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:09:48,667 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969314472] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:48,667 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:09:48,667 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-10-16 13:09:48,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365114644] [2022-10-16 13:09:48,668 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:48,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:09:48,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:48,669 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:09:48,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:09:48,669 INFO L87 Difference]: Start difference. First operand 1296 states and 1793 transitions. Second operand has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-10-16 13:09:48,730 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:48,730 INFO L93 Difference]: Finished difference Result 1300 states and 1799 transitions. [2022-10-16 13:09:48,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:09:48,731 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 192 [2022-10-16 13:09:48,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:48,739 INFO L225 Difference]: With dead ends: 1300 [2022-10-16 13:09:48,739 INFO L226 Difference]: Without dead ends: 1298 [2022-10-16 13:09:48,740 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 241 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:09:48,741 INFO L413 NwaCegarLoop]: 1564 mSDtfsCounter, 16 mSDsluCounter, 1553 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 3117 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:48,741 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 3117 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:09:48,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1298 states. [2022-10-16 13:09:48,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1298 to 1294. [2022-10-16 13:09:48,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1294 states, 972 states have (on average 1.3631687242798354) internal successors, (1325), 1009 states have internal predecessors, (1325), 231 states have call successors, (231), 68 states have call predecessors, (231), 68 states have return successors, (231), 224 states have call predecessors, (231), 231 states have call successors, (231) [2022-10-16 13:09:48,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1294 states and 1787 transitions. [2022-10-16 13:09:48,801 INFO L78 Accepts]: Start accepts. Automaton has 1294 states and 1787 transitions. Word has length 192 [2022-10-16 13:09:48,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:48,801 INFO L495 AbstractCegarLoop]: Abstraction has 1294 states and 1787 transitions. [2022-10-16 13:09:48,802 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 22.333333333333332) internal successors, (67), 4 states have internal predecessors, (67), 2 states have call successors, (13), 1 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2022-10-16 13:09:48,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1787 transitions. [2022-10-16 13:09:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2022-10-16 13:09:48,808 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:48,808 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:48,853 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-10-16 13:09:49,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2022-10-16 13:09:49,023 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ERR_PTRErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:49,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:49,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1104828906, now seen corresponding path program 1 times [2022-10-16 13:09:49,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:49,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079755137] [2022-10-16 13:09:49,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:49,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:49,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:49,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:49,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:49,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:49,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:49,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:49,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:49,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,013 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:50,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:50,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:50,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:50,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:09:50,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:50,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:50,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:09:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:09:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:50,127 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:50,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:50,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079755137] [2022-10-16 13:09:50,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079755137] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:50,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:50,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:09:50,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666549225] [2022-10-16 13:09:50,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:50,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:09:50,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:50,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:09:50,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:09:50,130 INFO L87 Difference]: Start difference. First operand 1294 states and 1787 transitions. Second operand has 6 states, 5 states have (on average 14.6) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-10-16 13:09:53,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:53,464 INFO L93 Difference]: Finished difference Result 1510 states and 2132 transitions. [2022-10-16 13:09:53,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:09:53,465 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 14.6) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 201 [2022-10-16 13:09:53,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:53,475 INFO L225 Difference]: With dead ends: 1510 [2022-10-16 13:09:53,476 INFO L226 Difference]: Without dead ends: 1509 [2022-10-16 13:09:53,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:09:53,478 INFO L413 NwaCegarLoop]: 1429 mSDtfsCounter, 945 mSDsluCounter, 3314 mSDsCounter, 0 mSdLazyCounter, 2103 mSolverCounterSat, 570 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 963 SdHoareTripleChecker+Valid, 4743 SdHoareTripleChecker+Invalid, 2673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 570 IncrementalHoareTripleChecker+Valid, 2103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:53,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [963 Valid, 4743 Invalid, 2673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [570 Valid, 2103 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-10-16 13:09:53,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1509 states. [2022-10-16 13:09:53,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1509 to 1293. [2022-10-16 13:09:53,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1293 states, 972 states have (on average 1.3621399176954732) internal successors, (1324), 1008 states have internal predecessors, (1324), 231 states have call successors, (231), 68 states have call predecessors, (231), 68 states have return successors, (231), 224 states have call predecessors, (231), 231 states have call successors, (231) [2022-10-16 13:09:53,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1293 states and 1786 transitions. [2022-10-16 13:09:53,544 INFO L78 Accepts]: Start accepts. Automaton has 1293 states and 1786 transitions. Word has length 201 [2022-10-16 13:09:53,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:53,545 INFO L495 AbstractCegarLoop]: Abstraction has 1293 states and 1786 transitions. [2022-10-16 13:09:53,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.6) internal successors, (73), 3 states have internal predecessors, (73), 1 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2022-10-16 13:09:53,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1293 states and 1786 transitions. [2022-10-16 13:09:53,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2022-10-16 13:09:53,554 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:53,554 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:53,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-10-16 13:09:53,554 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_set_removeErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:53,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:53,555 INFO L85 PathProgramCache]: Analyzing trace with hash 2057892764, now seen corresponding path program 1 times [2022-10-16 13:09:53,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:53,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1300640444] [2022-10-16 13:09:53,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:53,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:53,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:54,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:54,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:54,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:54,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:54,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:54,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:54,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:09:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:54,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:09:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-10-16 13:09:54,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-10-16 13:09:54,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:54,364 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:54,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:54,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1300640444] [2022-10-16 13:09:54,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1300640444] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:54,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:54,365 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 13:09:54,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881352819] [2022-10-16 13:09:54,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:54,365 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 13:09:54,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:54,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 13:09:54,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:09:54,367 INFO L87 Difference]: Start difference. First operand 1293 states and 1786 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:09:57,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:09:57,680 INFO L93 Difference]: Finished difference Result 2812 states and 3949 transitions. [2022-10-16 13:09:57,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:09:57,681 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 213 [2022-10-16 13:09:57,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:09:57,693 INFO L225 Difference]: With dead ends: 2812 [2022-10-16 13:09:57,693 INFO L226 Difference]: Without dead ends: 1570 [2022-10-16 13:09:57,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:09:57,701 INFO L413 NwaCegarLoop]: 1426 mSDtfsCounter, 1582 mSDsluCounter, 2795 mSDsCounter, 0 mSdLazyCounter, 2037 mSolverCounterSat, 858 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1681 SdHoareTripleChecker+Valid, 4221 SdHoareTripleChecker+Invalid, 2895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 858 IncrementalHoareTripleChecker+Valid, 2037 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-10-16 13:09:57,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1681 Valid, 4221 Invalid, 2895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [858 Valid, 2037 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-10-16 13:09:57,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2022-10-16 13:09:57,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 1294. [2022-10-16 13:09:57,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1294 states, 973 states have (on average 1.3617677286742036) internal successors, (1325), 1009 states have internal predecessors, (1325), 231 states have call successors, (231), 68 states have call predecessors, (231), 68 states have return successors, (231), 224 states have call predecessors, (231), 231 states have call successors, (231) [2022-10-16 13:09:57,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1294 states and 1787 transitions. [2022-10-16 13:09:57,768 INFO L78 Accepts]: Start accepts. Automaton has 1294 states and 1787 transitions. Word has length 213 [2022-10-16 13:09:57,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:09:57,769 INFO L495 AbstractCegarLoop]: Abstraction has 1294 states and 1787 transitions. [2022-10-16 13:09:57,769 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 1 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2022-10-16 13:09:57,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 1787 transitions. [2022-10-16 13:09:57,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2022-10-16 13:09:57,777 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:09:57,777 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:09:57,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-10-16 13:09:57,778 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:09:57,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:09:57,779 INFO L85 PathProgramCache]: Analyzing trace with hash -629907109, now seen corresponding path program 1 times [2022-10-16 13:09:57,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:09:57,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959364887] [2022-10-16 13:09:57,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:09:57,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:09:57,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:09:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:59,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:09:59,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:09:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:59,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:09:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:59,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:09:59,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:59,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:09:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:59,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:09:59,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:09:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:59,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:09:59,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:09:59,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2022-10-16 13:09:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:09:59,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2022-10-16 13:09:59,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:09:59,410 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 423 trivial. 0 not checked. [2022-10-16 13:09:59,410 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:09:59,410 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959364887] [2022-10-16 13:09:59,411 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1959364887] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:09:59,411 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:09:59,411 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-16 13:09:59,411 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898064194] [2022-10-16 13:09:59,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:09:59,412 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 13:09:59,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:09:59,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 13:09:59,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:09:59,413 INFO L87 Difference]: Start difference. First operand 1294 states and 1787 transitions. Second operand has 8 states, 8 states have (on average 10.375) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-16 13:10:06,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:06,414 INFO L93 Difference]: Finished difference Result 4272 states and 6041 transitions. [2022-10-16 13:10:06,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 13:10:06,415 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 214 [2022-10-16 13:10:06,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:06,436 INFO L225 Difference]: With dead ends: 4272 [2022-10-16 13:10:06,436 INFO L226 Difference]: Without dead ends: 3029 [2022-10-16 13:10:06,443 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-10-16 13:10:06,443 INFO L413 NwaCegarLoop]: 1564 mSDtfsCounter, 2803 mSDsluCounter, 4367 mSDsCounter, 0 mSdLazyCounter, 4489 mSolverCounterSat, 951 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3029 SdHoareTripleChecker+Valid, 5931 SdHoareTripleChecker+Invalid, 5440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 951 IncrementalHoareTripleChecker+Valid, 4489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:06,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3029 Valid, 5931 Invalid, 5440 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [951 Valid, 4489 Invalid, 0 Unknown, 0 Unchecked, 6.6s Time] [2022-10-16 13:10:06,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3029 states. [2022-10-16 13:10:06,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3029 to 2514. [2022-10-16 13:10:06,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2514 states, 1911 states have (on average 1.3615907901622186) internal successors, (2602), 1963 states have internal predecessors, (2602), 449 states have call successors, (449), 130 states have call predecessors, (449), 132 states have return successors, (453), 436 states have call predecessors, (453), 449 states have call successors, (453) [2022-10-16 13:10:06,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2514 states to 2514 states and 3504 transitions. [2022-10-16 13:10:06,608 INFO L78 Accepts]: Start accepts. Automaton has 2514 states and 3504 transitions. Word has length 214 [2022-10-16 13:10:06,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:06,608 INFO L495 AbstractCegarLoop]: Abstraction has 2514 states and 3504 transitions. [2022-10-16 13:10:06,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.375) internal successors, (83), 4 states have internal predecessors, (83), 2 states have call successors, (17), 6 states have call predecessors, (17), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-10-16 13:10:06,609 INFO L276 IsEmpty]: Start isEmpty. Operand 2514 states and 3504 transitions. [2022-10-16 13:10:06,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-10-16 13:10:06,621 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:06,621 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:06,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-10-16 13:10:06,622 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_skb_allocErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:06,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:06,622 INFO L85 PathProgramCache]: Analyzing trace with hash 1359478502, now seen corresponding path program 1 times [2022-10-16 13:10:06,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:06,622 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1820564876] [2022-10-16 13:10:06,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:06,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:06,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:07,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:07,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:10:07,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:07,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:07,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:10:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:10:07,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:07,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:07,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:10:07,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:07,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:10:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:07,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:10:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:10:07,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:07,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:10:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-10-16 13:10:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2022-10-16 13:10:07,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-16 13:10:07,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2022-10-16 13:10:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2022-10-16 13:10:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2022-10-16 13:10:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:07,414 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 455 trivial. 0 not checked. [2022-10-16 13:10:07,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:07,414 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1820564876] [2022-10-16 13:10:07,414 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1820564876] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:07,414 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:10:07,414 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:10:07,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144336312] [2022-10-16 13:10:07,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:07,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:10:07,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:07,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:10:07,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-10-16 13:10:07,417 INFO L87 Difference]: Start difference. First operand 2514 states and 3504 transitions. Second operand has 5 states, 5 states have (on average 16.2) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-10-16 13:10:11,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:11,211 INFO L93 Difference]: Finished difference Result 7272 states and 10282 transitions. [2022-10-16 13:10:11,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:10:11,214 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 219 [2022-10-16 13:10:11,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:11,247 INFO L225 Difference]: With dead ends: 7272 [2022-10-16 13:10:11,247 INFO L226 Difference]: Without dead ends: 4809 [2022-10-16 13:10:11,260 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:10:11,261 INFO L413 NwaCegarLoop]: 1657 mSDtfsCounter, 2852 mSDsluCounter, 2163 mSDsCounter, 0 mSdLazyCounter, 1795 mSolverCounterSat, 1172 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2975 SdHoareTripleChecker+Valid, 3820 SdHoareTripleChecker+Invalid, 2967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1172 IncrementalHoareTripleChecker+Valid, 1795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:11,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2975 Valid, 3820 Invalid, 2967 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1172 Valid, 1795 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2022-10-16 13:10:11,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4809 states. [2022-10-16 13:10:11,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4809 to 4127. [2022-10-16 13:10:11,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4127 states, 3164 states have (on average 1.3555625790139065) internal successors, (4289), 3236 states have internal predecessors, (4289), 723 states have call successors, (723), 216 states have call predecessors, (723), 218 states have return successors, (726), 702 states have call predecessors, (726), 723 states have call successors, (726) [2022-10-16 13:10:11,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 5738 transitions. [2022-10-16 13:10:11,558 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 5738 transitions. Word has length 219 [2022-10-16 13:10:11,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:11,559 INFO L495 AbstractCegarLoop]: Abstraction has 4127 states and 5738 transitions. [2022-10-16 13:10:11,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 3 states have internal predecessors, (81), 3 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-10-16 13:10:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 5738 transitions. [2022-10-16 13:10:11,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2022-10-16 13:10:11,568 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:11,568 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:11,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-10-16 13:10:11,568 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting lbtf_op_prepare_multicastErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:11,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:11,569 INFO L85 PathProgramCache]: Analyzing trace with hash 548374950, now seen corresponding path program 2 times [2022-10-16 13:10:11,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:11,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080884529] [2022-10-16 13:10:11,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:11,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:12,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:12,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-10-16 13:10:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:12,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-16 13:10:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:12,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:12,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2022-10-16 13:10:12,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-10-16 13:10:12,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:12,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2022-10-16 13:10:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:12,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:12,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2022-10-16 13:10:12,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2022-10-16 13:10:12,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:12,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2022-10-16 13:10:12,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:12,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-16 13:10:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-16 13:10:12,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2022-10-16 13:10:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2022-10-16 13:10:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:12,843 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 453 trivial. 0 not checked. [2022-10-16 13:10:12,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:12,843 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080884529] [2022-10-16 13:10:12,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080884529] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:10:12,844 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320762119] [2022-10-16 13:10:12,844 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 13:10:12,844 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:10:12,844 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:10:12,845 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:10:12,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-10-16 13:10:13,822 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-10-16 13:10:13,823 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 13:10:13,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 4858 conjuncts, 21 conjunts are in the unsatisfiable core [2022-10-16 13:10:13,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:10:13,967 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 444 trivial. 0 not checked. [2022-10-16 13:10:13,968 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:10:13,968 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320762119] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:13,968 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:10:13,968 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 14 [2022-10-16 13:10:13,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [462700649] [2022-10-16 13:10:13,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:13,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 13:10:13,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:13,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 13:10:13,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2022-10-16 13:10:13,973 INFO L87 Difference]: Start difference. First operand 4127 states and 5738 transitions. Second operand has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-10-16 13:10:14,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:14,214 INFO L93 Difference]: Finished difference Result 8265 states and 11499 transitions. [2022-10-16 13:10:14,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-10-16 13:10:14,214 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 230 [2022-10-16 13:10:14,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:14,257 INFO L225 Difference]: With dead ends: 8265 [2022-10-16 13:10:14,258 INFO L226 Difference]: Without dead ends: 4129 [2022-10-16 13:10:14,275 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 294 GetRequests, 281 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2022-10-16 13:10:14,276 INFO L413 NwaCegarLoop]: 1555 mSDtfsCounter, 2 mSDsluCounter, 7752 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 9307 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:14,276 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 9307 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:10:14,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4129 states. [2022-10-16 13:10:14,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4129 to 4127. [2022-10-16 13:10:14,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4127 states, 3164 states have (on average 1.354614412136536) internal successors, (4286), 3236 states have internal predecessors, (4286), 723 states have call successors, (723), 216 states have call predecessors, (723), 218 states have return successors, (726), 702 states have call predecessors, (726), 723 states have call successors, (726) [2022-10-16 13:10:14,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4127 states to 4127 states and 5735 transitions. [2022-10-16 13:10:14,620 INFO L78 Accepts]: Start accepts. Automaton has 4127 states and 5735 transitions. Word has length 230 [2022-10-16 13:10:14,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:14,620 INFO L495 AbstractCegarLoop]: Abstraction has 4127 states and 5735 transitions. [2022-10-16 13:10:14,620 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 12.166666666666666) internal successors, (73), 6 states have internal predecessors, (73), 3 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-10-16 13:10:14,621 INFO L276 IsEmpty]: Start isEmpty. Operand 4127 states and 5735 transitions. [2022-10-16 13:10:14,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2022-10-16 13:10:14,629 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:14,630 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:14,680 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-10-16 13:10:14,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:10:14,845 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting lbtf_op_prepare_multicastErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:14,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:14,847 INFO L85 PathProgramCache]: Analyzing trace with hash -1644903960, now seen corresponding path program 1 times [2022-10-16 13:10:14,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:14,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [430396324] [2022-10-16 13:10:14,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:14,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:15,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:15,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,868 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:15,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:15,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:10:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:15,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:15,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:15,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:15,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:10:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:16,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:16,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:16,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:10:16,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:16,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:16,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:10:16,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:16,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:16,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:16,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:16,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:16,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:10:16,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:10:16,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:16,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:16,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:10:16,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:16,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:16,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:16,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:16,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:16,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-10-16 13:10:16,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-10-16 13:10:16,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-10-16 13:10:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-10-16 13:10:16,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:16,505 INFO L134 CoverageAnalysis]: Checked inductivity of 1873 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2022-10-16 13:10:16,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:16,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [430396324] [2022-10-16 13:10:16,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [430396324] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:10:16,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [607504828] [2022-10-16 13:10:16,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:16,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:10:16,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:10:16,507 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:10:16,533 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-10-16 13:10:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:17,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 6338 conjuncts, 6 conjunts are in the unsatisfiable core [2022-10-16 13:10:17,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:10:17,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1873 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2022-10-16 13:10:17,736 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:10:18,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1873 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 1809 trivial. 0 not checked. [2022-10-16 13:10:18,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [607504828] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:10:18,117 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:10:18,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6, 6] total 14 [2022-10-16 13:10:18,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508896539] [2022-10-16 13:10:18,117 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:10:18,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-10-16 13:10:18,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:18,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-10-16 13:10:18,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=128, Unknown=0, NotChecked=0, Total=210 [2022-10-16 13:10:18,120 INFO L87 Difference]: Start difference. First operand 4127 states and 5735 transitions. Second operand has 15 states, 14 states have (on average 9.785714285714286) internal successors, (137), 13 states have internal predecessors, (137), 9 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (23), 9 states have call predecessors, (23), 9 states have call successors, (23) [2022-10-16 13:10:22,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:22,334 INFO L93 Difference]: Finished difference Result 5142 states and 7326 transitions. [2022-10-16 13:10:22,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-10-16 13:10:22,335 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 9.785714285714286) internal successors, (137), 13 states have internal predecessors, (137), 9 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (23), 9 states have call predecessors, (23), 9 states have call successors, (23) Word has length 398 [2022-10-16 13:10:22,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:22,360 INFO L225 Difference]: With dead ends: 5142 [2022-10-16 13:10:22,360 INFO L226 Difference]: Without dead ends: 5140 [2022-10-16 13:10:22,363 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 924 GetRequests, 910 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240 [2022-10-16 13:10:22,363 INFO L413 NwaCegarLoop]: 1458 mSDtfsCounter, 1037 mSDsluCounter, 5447 mSDsCounter, 0 mSdLazyCounter, 3383 mSolverCounterSat, 644 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1075 SdHoareTripleChecker+Valid, 6905 SdHoareTripleChecker+Invalid, 4027 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 644 IncrementalHoareTripleChecker+Valid, 3383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:22,364 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1075 Valid, 6905 Invalid, 4027 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [644 Valid, 3383 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-10-16 13:10:22,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5140 states. [2022-10-16 13:10:22,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5140 to 4415. [2022-10-16 13:10:22,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4415 states, 3404 states have (on average 1.3437132784958872) internal successors, (4574), 3476 states have internal predecessors, (4574), 771 states have call successors, (771), 216 states have call predecessors, (771), 218 states have return successors, (774), 750 states have call predecessors, (774), 771 states have call successors, (774) [2022-10-16 13:10:22,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4415 states to 4415 states and 6119 transitions. [2022-10-16 13:10:22,631 INFO L78 Accepts]: Start accepts. Automaton has 4415 states and 6119 transitions. Word has length 398 [2022-10-16 13:10:22,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:22,632 INFO L495 AbstractCegarLoop]: Abstraction has 4415 states and 6119 transitions. [2022-10-16 13:10:22,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 9.785714285714286) internal successors, (137), 13 states have internal predecessors, (137), 9 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (23), 9 states have call predecessors, (23), 9 states have call successors, (23) [2022-10-16 13:10:22,633 INFO L276 IsEmpty]: Start isEmpty. Operand 4415 states and 6119 transitions. [2022-10-16 13:10:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2022-10-16 13:10:22,642 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:22,643 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:22,690 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-10-16 13:10:22,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:10:22,858 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting lbtf_op_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:22,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:22,859 INFO L85 PathProgramCache]: Analyzing trace with hash 1372535454, now seen corresponding path program 1 times [2022-10-16 13:10:22,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:22,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714933261] [2022-10-16 13:10:22,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:22,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:23,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:23,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:23,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:23,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:10:23,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:23,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:23,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:10:23,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:23,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:23,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:10:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:23,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:23,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:23,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:10:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:23,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:23,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:23,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:23,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:23,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:10:23,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:10:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:23,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:23,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:10:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-10-16 13:10:23,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:23,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-10-16 13:10:23,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:24,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-10-16 13:10:24,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:24,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-10-16 13:10:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:24,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:24,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:10:24,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:24,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:10:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:24,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:24,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-10-16 13:10:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:24,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1864 trivial. 0 not checked. [2022-10-16 13:10:24,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:24,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714933261] [2022-10-16 13:10:24,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714933261] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:24,209 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:10:24,209 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:10:24,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480528231] [2022-10-16 13:10:24,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:24,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:10:24,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:24,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:10:24,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:10:24,212 INFO L87 Difference]: Start difference. First operand 4415 states and 6119 transitions. Second operand has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-10-16 13:10:27,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:27,287 INFO L93 Difference]: Finished difference Result 9556 states and 13466 transitions. [2022-10-16 13:10:27,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:10:27,287 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 438 [2022-10-16 13:10:27,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:27,318 INFO L225 Difference]: With dead ends: 9556 [2022-10-16 13:10:27,318 INFO L226 Difference]: Without dead ends: 5192 [2022-10-16 13:10:27,338 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:10:27,338 INFO L413 NwaCegarLoop]: 1526 mSDtfsCounter, 1413 mSDsluCounter, 2457 mSDsCounter, 0 mSdLazyCounter, 1531 mSolverCounterSat, 797 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1486 SdHoareTripleChecker+Valid, 3983 SdHoareTripleChecker+Invalid, 2328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 797 IncrementalHoareTripleChecker+Valid, 1531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:27,339 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1486 Valid, 3983 Invalid, 2328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [797 Valid, 1531 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-10-16 13:10:27,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5192 states. [2022-10-16 13:10:27,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5192 to 4417. [2022-10-16 13:10:27,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4417 states, 3406 states have (on average 1.3435114503816794) internal successors, (4576), 3478 states have internal predecessors, (4576), 771 states have call successors, (771), 216 states have call predecessors, (771), 218 states have return successors, (774), 750 states have call predecessors, (774), 771 states have call successors, (774) [2022-10-16 13:10:27,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 4417 states and 6121 transitions. [2022-10-16 13:10:27,611 INFO L78 Accepts]: Start accepts. Automaton has 4417 states and 6121 transitions. Word has length 438 [2022-10-16 13:10:27,612 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:27,612 INFO L495 AbstractCegarLoop]: Abstraction has 4417 states and 6121 transitions. [2022-10-16 13:10:27,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.333333333333332) internal successors, (116), 3 states have internal predecessors, (116), 2 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-10-16 13:10:27,613 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 6121 transitions. [2022-10-16 13:10:27,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2022-10-16 13:10:27,622 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:27,622 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:27,622 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-10-16 13:10:27,623 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting lbtf_op_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:27,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:27,624 INFO L85 PathProgramCache]: Analyzing trace with hash -1334083940, now seen corresponding path program 1 times [2022-10-16 13:10:27,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:27,624 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1084786589] [2022-10-16 13:10:27,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:27,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:27,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:28,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:10:28,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:28,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:10:28,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:28,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:28,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:10:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:28,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:28,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:10:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:28,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:28,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:28,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:28,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:28,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:28,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:10:28,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:10:28,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:28,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:28,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:10:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:28,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:28,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:28,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:28,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:28,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2022-10-16 13:10:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-10-16 13:10:28,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-10-16 13:10:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:28,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2022-10-16 13:10:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:29,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:29,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:10:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:29,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:10:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:29,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:29,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:29,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2022-10-16 13:10:29,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1864 trivial. 0 not checked. [2022-10-16 13:10:29,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:29,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1084786589] [2022-10-16 13:10:29,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1084786589] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:29,053 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:10:29,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-10-16 13:10:29,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43953271] [2022-10-16 13:10:29,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:29,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-16 13:10:29,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:29,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-16 13:10:29,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:10:29,055 INFO L87 Difference]: Start difference. First operand 4417 states and 6121 transitions. Second operand has 6 states, 5 states have (on average 23.2) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-10-16 13:10:31,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:31,954 INFO L93 Difference]: Finished difference Result 9534 states and 13428 transitions. [2022-10-16 13:10:31,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:10:31,954 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 438 [2022-10-16 13:10:31,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:31,976 INFO L225 Difference]: With dead ends: 9534 [2022-10-16 13:10:31,976 INFO L226 Difference]: Without dead ends: 5168 [2022-10-16 13:10:31,995 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-10-16 13:10:31,996 INFO L413 NwaCegarLoop]: 1483 mSDtfsCounter, 1395 mSDsluCounter, 2392 mSDsCounter, 0 mSdLazyCounter, 1530 mSolverCounterSat, 797 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1462 SdHoareTripleChecker+Valid, 3875 SdHoareTripleChecker+Invalid, 2327 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 797 IncrementalHoareTripleChecker+Valid, 1530 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:31,997 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1462 Valid, 3875 Invalid, 2327 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [797 Valid, 1530 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-10-16 13:10:32,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5168 states. [2022-10-16 13:10:32,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5168 to 4427. [2022-10-16 13:10:32,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4427 states, 3416 states have (on average 1.3430913348946136) internal successors, (4588), 3488 states have internal predecessors, (4588), 771 states have call successors, (771), 216 states have call predecessors, (771), 218 states have return successors, (774), 750 states have call predecessors, (774), 771 states have call successors, (774) [2022-10-16 13:10:32,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4427 states to 4427 states and 6133 transitions. [2022-10-16 13:10:32,291 INFO L78 Accepts]: Start accepts. Automaton has 4427 states and 6133 transitions. Word has length 438 [2022-10-16 13:10:32,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:32,291 INFO L495 AbstractCegarLoop]: Abstraction has 4427 states and 6133 transitions. [2022-10-16 13:10:32,292 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 23.2) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-10-16 13:10:32,292 INFO L276 IsEmpty]: Start isEmpty. Operand 4427 states and 6133 transitions. [2022-10-16 13:10:32,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2022-10-16 13:10:32,301 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:32,302 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:32,302 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-10-16 13:10:32,302 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:32,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:32,303 INFO L85 PathProgramCache]: Analyzing trace with hash 147103092, now seen corresponding path program 1 times [2022-10-16 13:10:32,303 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:32,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100134078] [2022-10-16 13:10:32,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:32,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:32,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:32,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:32,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:32,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:10:32,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:32,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:32,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:32,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:10:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:32,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:32,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:10:32,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:32,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:32,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:32,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:10:32,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:32,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:33,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:33,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:33,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:33,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:33,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:33,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:33,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:33,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:33,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:10:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:10:33,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:33,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:33,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:10:33,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:33,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:33,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:33,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:33,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:33,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:10:33,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:10:33,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:10:33,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:10:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:10:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:10:33,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:33,461 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2022-10-16 13:10:33,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:33,462 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100134078] [2022-10-16 13:10:33,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100134078] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:33,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:10:33,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-16 13:10:33,463 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074874322] [2022-10-16 13:10:33,463 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:33,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 13:10:33,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:33,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 13:10:33,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:10:33,465 INFO L87 Difference]: Start difference. First operand 4427 states and 6133 transitions. Second operand has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-10-16 13:10:37,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:37,121 INFO L93 Difference]: Finished difference Result 9472 states and 13330 transitions. [2022-10-16 13:10:37,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-10-16 13:10:37,122 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) Word has length 429 [2022-10-16 13:10:37,122 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:37,151 INFO L225 Difference]: With dead ends: 9472 [2022-10-16 13:10:37,151 INFO L226 Difference]: Without dead ends: 5096 [2022-10-16 13:10:37,170 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:10:37,171 INFO L413 NwaCegarLoop]: 1438 mSDtfsCounter, 922 mSDsluCounter, 2815 mSDsCounter, 0 mSdLazyCounter, 2128 mSolverCounterSat, 532 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 982 SdHoareTripleChecker+Valid, 4253 SdHoareTripleChecker+Invalid, 2660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 532 IncrementalHoareTripleChecker+Valid, 2128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:37,171 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [982 Valid, 4253 Invalid, 2660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [532 Valid, 2128 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-10-16 13:10:37,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5096 states. [2022-10-16 13:10:37,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5096 to 4429. [2022-10-16 13:10:37,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4429 states, 3418 states have (on average 1.3428905792861323) internal successors, (4590), 3490 states have internal predecessors, (4590), 771 states have call successors, (771), 216 states have call predecessors, (771), 218 states have return successors, (774), 750 states have call predecessors, (774), 771 states have call successors, (774) [2022-10-16 13:10:37,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4429 states to 4429 states and 6135 transitions. [2022-10-16 13:10:37,556 INFO L78 Accepts]: Start accepts. Automaton has 4429 states and 6135 transitions. Word has length 429 [2022-10-16 13:10:37,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:37,557 INFO L495 AbstractCegarLoop]: Abstraction has 4429 states and 6135 transitions. [2022-10-16 13:10:37,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 3 states have internal predecessors, (117), 1 states have call successors, (23), 5 states have call predecessors, (23), 2 states have return successors, (23), 2 states have call predecessors, (23), 1 states have call successors, (23) [2022-10-16 13:10:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 4429 states and 6135 transitions. [2022-10-16 13:10:37,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 430 [2022-10-16 13:10:37,566 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:37,567 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:37,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-10-16 13:10:37,567 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:37,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:37,568 INFO L85 PathProgramCache]: Analyzing trace with hash 827161462, now seen corresponding path program 1 times [2022-10-16 13:10:37,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:37,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260855978] [2022-10-16 13:10:37,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:37,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:37,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:38,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:10:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:38,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:10:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:10:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:10:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:38,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:38,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:38,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:38,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:38,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:10:38,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:10:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:38,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:38,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:38,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:10:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:38,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:10:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:10:38,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:10:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:10:38,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:38,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:10:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:10:38,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:38,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2022-10-16 13:10:38,832 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:38,832 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260855978] [2022-10-16 13:10:38,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260855978] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:38,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:10:38,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-16 13:10:38,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784689145] [2022-10-16 13:10:38,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:38,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-16 13:10:38,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:38,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-16 13:10:38,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2022-10-16 13:10:38,836 INFO L87 Difference]: Start difference. First operand 4429 states and 6135 transitions. Second operand has 7 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-10-16 13:10:44,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:44,397 INFO L93 Difference]: Finished difference Result 6493 states and 9226 transitions. [2022-10-16 13:10:44,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 13:10:44,398 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 429 [2022-10-16 13:10:44,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:44,427 INFO L225 Difference]: With dead ends: 6493 [2022-10-16 13:10:44,427 INFO L226 Difference]: Without dead ends: 6491 [2022-10-16 13:10:44,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:10:44,432 INFO L413 NwaCegarLoop]: 1577 mSDtfsCounter, 3037 mSDsluCounter, 2865 mSDsCounter, 0 mSdLazyCounter, 2644 mSolverCounterSat, 1269 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3203 SdHoareTripleChecker+Valid, 4442 SdHoareTripleChecker+Invalid, 3913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1269 IncrementalHoareTripleChecker+Valid, 2644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:44,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3203 Valid, 4442 Invalid, 3913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1269 Valid, 2644 Invalid, 0 Unknown, 0 Unchecked, 5.0s Time] [2022-10-16 13:10:44,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6491 states. [2022-10-16 13:10:44,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6491 to 5638. [2022-10-16 13:10:44,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5638 states, 4359 states have (on average 1.340215645790319) internal successors, (5842), 4445 states have internal predecessors, (5842), 981 states have call successors, (981), 274 states have call predecessors, (981), 276 states have return successors, (984), 953 states have call predecessors, (984), 981 states have call successors, (984) [2022-10-16 13:10:44,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5638 states to 5638 states and 7807 transitions. [2022-10-16 13:10:44,926 INFO L78 Accepts]: Start accepts. Automaton has 5638 states and 7807 transitions. Word has length 429 [2022-10-16 13:10:44,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:44,927 INFO L495 AbstractCegarLoop]: Abstraction has 5638 states and 7807 transitions. [2022-10-16 13:10:44,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (23), 5 states have call predecessors, (23), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-10-16 13:10:44,927 INFO L276 IsEmpty]: Start isEmpty. Operand 5638 states and 7807 transitions. [2022-10-16 13:10:44,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2022-10-16 13:10:44,937 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:44,937 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:44,937 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-10-16 13:10:44,937 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting lbtf_op_startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:44,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:44,938 INFO L85 PathProgramCache]: Analyzing trace with hash -273863578, now seen corresponding path program 1 times [2022-10-16 13:10:44,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:44,938 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057658340] [2022-10-16 13:10:44,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:44,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:45,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:45,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:10:45,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:45,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:45,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:45,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:10:45,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:45,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:45,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:45,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:10:45,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:45,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:45,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:45,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:10:45,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:45,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:45,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:45,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:45,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:10:45,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:10:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:45,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:45,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:45,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:10:46,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:46,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-10-16 13:10:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-10-16 13:10:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-10-16 13:10:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-10-16 13:10:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:10:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:10:46,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-10-16 13:10:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:46,158 INFO L134 CoverageAnalysis]: Checked inductivity of 1864 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-10-16 13:10:46,160 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:46,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057658340] [2022-10-16 13:10:46,160 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057658340] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:10:46,160 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1477948586] [2022-10-16 13:10:46,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:46,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:10:46,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:10:46,162 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:10:46,185 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-10-16 13:10:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:47,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 6714 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:10:47,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:10:47,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1864 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-10-16 13:10:47,561 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:10:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 1864 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-10-16 13:10:47,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1477948586] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:10:47,886 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:10:47,886 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 3, 3] total 9 [2022-10-16 13:10:47,887 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460208001] [2022-10-16 13:10:47,887 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:10:47,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-10-16 13:10:47,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:47,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-10-16 13:10:47,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:10:47,889 INFO L87 Difference]: Start difference. First operand 5638 states and 7807 transitions. Second operand has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 7 states have internal predecessors, (140), 1 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-10-16 13:10:52,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:52,131 INFO L93 Difference]: Finished difference Result 7183 states and 10232 transitions. [2022-10-16 13:10:52,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 13:10:52,132 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 7 states have internal predecessors, (140), 1 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 435 [2022-10-16 13:10:52,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:52,234 INFO L225 Difference]: With dead ends: 7183 [2022-10-16 13:10:52,235 INFO L226 Difference]: Without dead ends: 7182 [2022-10-16 13:10:52,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1003 GetRequests, 995 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:10:52,238 INFO L413 NwaCegarLoop]: 1540 mSDtfsCounter, 1252 mSDsluCounter, 5816 mSDsCounter, 0 mSdLazyCounter, 3432 mSolverCounterSat, 539 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1347 SdHoareTripleChecker+Valid, 7356 SdHoareTripleChecker+Invalid, 3971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 539 IncrementalHoareTripleChecker+Valid, 3432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:52,239 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1347 Valid, 7356 Invalid, 3971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [539 Valid, 3432 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2022-10-16 13:10:52,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7182 states. [2022-10-16 13:10:52,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7182 to 5637. [2022-10-16 13:10:52,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5637 states, 4359 states have (on average 1.3395274145446203) internal successors, (5839), 4444 states have internal predecessors, (5839), 981 states have call successors, (981), 274 states have call predecessors, (981), 276 states have return successors, (984), 953 states have call predecessors, (984), 981 states have call successors, (984) [2022-10-16 13:10:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5637 states to 5637 states and 7804 transitions. [2022-10-16 13:10:52,674 INFO L78 Accepts]: Start accepts. Automaton has 5637 states and 7804 transitions. Word has length 435 [2022-10-16 13:10:52,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:52,675 INFO L495 AbstractCegarLoop]: Abstraction has 5637 states and 7804 transitions. [2022-10-16 13:10:52,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 15.555555555555555) internal successors, (140), 7 states have internal predecessors, (140), 1 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-10-16 13:10:52,675 INFO L276 IsEmpty]: Start isEmpty. Operand 5637 states and 7804 transitions. [2022-10-16 13:10:52,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-10-16 13:10:52,685 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:52,686 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:52,738 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-10-16 13:10:52,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:10:52,903 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting lbtf_op_startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:52,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:52,903 INFO L85 PathProgramCache]: Analyzing trace with hash 100165435, now seen corresponding path program 1 times [2022-10-16 13:10:52,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:52,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466940648] [2022-10-16 13:10:52,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:52,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:53,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:53,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:53,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:53,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:53,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:53,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:10:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:53,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:53,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:53,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:10:53,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:53,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:53,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:54,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:54,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:54,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:10:54,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:54,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:54,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:54,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:54,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:10:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:54,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:54,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:54,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:10:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:10:54,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:10:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:54,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2022-10-16 13:10:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2022-10-16 13:10:54,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2022-10-16 13:10:54,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2022-10-16 13:10:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:10:54,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:10:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 418 [2022-10-16 13:10:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:54,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1865 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-10-16 13:10:54,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:54,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466940648] [2022-10-16 13:10:54,591 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466940648] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:10:54,591 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1541663759] [2022-10-16 13:10:54,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:54,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:10:54,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:10:54,592 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:10:54,616 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-10-16 13:10:55,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:55,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 6715 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:10:55,991 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:10:56,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1865 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2022-10-16 13:10:56,027 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:10:56,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1541663759] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:56,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:10:56,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2022-10-16 13:10:56,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142686408] [2022-10-16 13:10:56,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:56,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:10:56,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:56,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:10:56,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:10:56,030 INFO L87 Difference]: Start difference. First operand 5637 states and 7804 transitions. Second operand has 4 states, 3 states have (on average 39.666666666666664) internal successors, (119), 4 states have internal predecessors, (119), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-10-16 13:10:56,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:10:56,304 INFO L93 Difference]: Finished difference Result 5907 states and 8197 transitions. [2022-10-16 13:10:56,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:10:56,304 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 39.666666666666664) internal successors, (119), 4 states have internal predecessors, (119), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 436 [2022-10-16 13:10:56,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:10:56,331 INFO L225 Difference]: With dead ends: 5907 [2022-10-16 13:10:56,331 INFO L226 Difference]: Without dead ends: 5906 [2022-10-16 13:10:56,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 564 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:10:56,339 INFO L413 NwaCegarLoop]: 1676 mSDtfsCounter, 109 mSDsluCounter, 3176 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 4852 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:10:56,340 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 4852 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:10:56,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5906 states. [2022-10-16 13:10:56,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5906 to 5624. [2022-10-16 13:10:56,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5624 states, 4347 states have (on average 1.3390844260409478) internal successors, (5821), 4431 states have internal predecessors, (5821), 981 states have call successors, (981), 274 states have call predecessors, (981), 276 states have return successors, (984), 953 states have call predecessors, (984), 981 states have call successors, (984) [2022-10-16 13:10:56,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5624 states to 5624 states and 7786 transitions. [2022-10-16 13:10:56,679 INFO L78 Accepts]: Start accepts. Automaton has 5624 states and 7786 transitions. Word has length 436 [2022-10-16 13:10:56,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:10:56,679 INFO L495 AbstractCegarLoop]: Abstraction has 5624 states and 7786 transitions. [2022-10-16 13:10:56,680 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 39.666666666666664) internal successors, (119), 4 states have internal predecessors, (119), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2022-10-16 13:10:56,680 INFO L276 IsEmpty]: Start isEmpty. Operand 5624 states and 7786 transitions. [2022-10-16 13:10:56,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2022-10-16 13:10:56,709 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:10:56,709 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:10:56,756 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-10-16 13:10:56,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:10:56,924 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_skb_allocErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:10:56,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:10:56,924 INFO L85 PathProgramCache]: Analyzing trace with hash 597910387, now seen corresponding path program 1 times [2022-10-16 13:10:56,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:10:56,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651551469] [2022-10-16 13:10:56,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:10:56,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:10:57,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:58,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:58,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:58,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:10:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:58,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:10:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:10:58,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:58,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:58,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:10:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:10:58,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:58,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:10:58,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:10:58,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:58,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:58,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:10:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:10:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:10:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:10:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:10:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:10:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:10:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:10:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:10:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:10:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:10:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:10:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:10:58,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-10-16 13:10:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-10-16 13:10:58,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2022-10-16 13:10:58,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-10-16 13:10:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-10-16 13:10:58,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-10-16 13:10:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:10:58,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1899 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 1883 trivial. 0 not checked. [2022-10-16 13:10:58,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:10:58,951 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651551469] [2022-10-16 13:10:58,951 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651551469] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:10:58,951 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:10:58,951 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-10-16 13:10:58,952 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [675568249] [2022-10-16 13:10:58,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:10:58,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-10-16 13:10:58,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:10:58,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-10-16 13:10:58,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:10:58,954 INFO L87 Difference]: Start difference. First operand 5624 states and 7786 transitions. Second operand has 9 states, 9 states have (on average 17.0) internal successors, (153), 4 states have internal predecessors, (153), 1 states have call successors, (30), 5 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-10-16 13:11:03,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:11:03,520 INFO L93 Difference]: Finished difference Result 10827 states and 15248 transitions. [2022-10-16 13:11:03,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-10-16 13:11:03,521 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.0) internal successors, (153), 4 states have internal predecessors, (153), 1 states have call successors, (30), 5 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) Word has length 486 [2022-10-16 13:11:03,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:11:03,552 INFO L225 Difference]: With dead ends: 10827 [2022-10-16 13:11:03,552 INFO L226 Difference]: Without dead ends: 6459 [2022-10-16 13:11:03,567 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2022-10-16 13:11:03,569 INFO L413 NwaCegarLoop]: 1445 mSDtfsCounter, 907 mSDsluCounter, 4178 mSDsCounter, 0 mSdLazyCounter, 3228 mSolverCounterSat, 534 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 967 SdHoareTripleChecker+Valid, 5623 SdHoareTripleChecker+Invalid, 3762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 534 IncrementalHoareTripleChecker+Valid, 3228 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:11:03,570 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [967 Valid, 5623 Invalid, 3762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [534 Valid, 3228 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2022-10-16 13:11:03,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6459 states. [2022-10-16 13:11:03,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6459 to 5620. [2022-10-16 13:11:03,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5620 states, 4342 states have (on average 1.3380930446798711) internal successors, (5810), 4426 states have internal predecessors, (5810), 981 states have call successors, (981), 274 states have call predecessors, (981), 277 states have return successors, (985), 954 states have call predecessors, (985), 981 states have call successors, (985) [2022-10-16 13:11:03,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5620 states to 5620 states and 7776 transitions. [2022-10-16 13:11:03,969 INFO L78 Accepts]: Start accepts. Automaton has 5620 states and 7776 transitions. Word has length 486 [2022-10-16 13:11:03,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:11:03,970 INFO L495 AbstractCegarLoop]: Abstraction has 5620 states and 7776 transitions. [2022-10-16 13:11:03,970 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.0) internal successors, (153), 4 states have internal predecessors, (153), 1 states have call successors, (30), 5 states have call predecessors, (30), 2 states have return successors, (29), 2 states have call predecessors, (29), 1 states have call successors, (29) [2022-10-16 13:11:03,971 INFO L276 IsEmpty]: Start isEmpty. Operand 5620 states and 7776 transitions. [2022-10-16 13:11:03,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 477 [2022-10-16 13:11:03,990 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:11:03,991 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:11:03,991 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-10-16 13:11:03,991 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting lbtf_op_prepare_multicastErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:11:03,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:11:03,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1273332920, now seen corresponding path program 2 times [2022-10-16 13:11:03,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:11:03,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088877470] [2022-10-16 13:11:03,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:03,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:11:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:05,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:05,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:05,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:11:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:05,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:05,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:05,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:11:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:11:05,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:11:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:05,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:11:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:05,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:05,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:11:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:11:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:05,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:05,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:11:05,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:05,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:05,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:06,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:06,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2022-10-16 13:11:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2022-10-16 13:11:06,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2022-10-16 13:11:06,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2022-10-16 13:11:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 399 [2022-10-16 13:11:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-10-16 13:11:06,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 425 [2022-10-16 13:11:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 438 [2022-10-16 13:11:06,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 451 [2022-10-16 13:11:06,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 464 [2022-10-16 13:11:06,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2022-10-16 13:11:06,134 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:11:06,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088877470] [2022-10-16 13:11:06,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1088877470] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:11:06,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1515377869] [2022-10-16 13:11:06,135 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-10-16 13:11:06,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:11:06,135 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:11:06,136 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:11:06,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-10-16 13:11:09,202 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-10-16 13:11:09,202 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-10-16 13:11:09,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 6650 conjuncts, 12 conjunts are in the unsatisfiable core [2022-10-16 13:11:09,239 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:11:09,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2022-10-16 13:11:09,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:11:09,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2404 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2022-10-16 13:11:09,961 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1515377869] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:11:09,961 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:11:09,962 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12, 12] total 26 [2022-10-16 13:11:09,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65653511] [2022-10-16 13:11:09,962 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:11:09,963 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2022-10-16 13:11:09,963 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:11:09,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2022-10-16 13:11:09,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=304, Invalid=398, Unknown=0, NotChecked=0, Total=702 [2022-10-16 13:11:09,965 INFO L87 Difference]: Start difference. First operand 5620 states and 7776 transitions. Second operand has 27 states, 26 states have (on average 8.5) internal successors, (221), 25 states have internal predecessors, (221), 21 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (35), 21 states have call predecessors, (35), 21 states have call successors, (35) [2022-10-16 13:11:13,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:11:13,879 INFO L93 Difference]: Finished difference Result 7366 states and 10550 transitions. [2022-10-16 13:11:13,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-10-16 13:11:13,881 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 8.5) internal successors, (221), 25 states have internal predecessors, (221), 21 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (35), 21 states have call predecessors, (35), 21 states have call successors, (35) Word has length 476 [2022-10-16 13:11:13,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:11:13,912 INFO L225 Difference]: With dead ends: 7366 [2022-10-16 13:11:13,913 INFO L226 Difference]: Without dead ends: 7364 [2022-10-16 13:11:13,918 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1098 GetRequests, 1072 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=308, Invalid=448, Unknown=0, NotChecked=0, Total=756 [2022-10-16 13:11:13,919 INFO L413 NwaCegarLoop]: 1479 mSDtfsCounter, 1344 mSDsluCounter, 3490 mSDsCounter, 0 mSdLazyCounter, 2417 mSolverCounterSat, 859 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 4969 SdHoareTripleChecker+Invalid, 3276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 859 IncrementalHoareTripleChecker+Valid, 2417 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:11:13,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1406 Valid, 4969 Invalid, 3276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [859 Valid, 2417 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2022-10-16 13:11:13,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7364 states. [2022-10-16 13:11:14,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7364 to 6340. [2022-10-16 13:11:14,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6340 states, 4942 states have (on average 1.32132739781465) internal successors, (6530), 5026 states have internal predecessors, (6530), 1101 states have call successors, (1101), 274 states have call predecessors, (1101), 277 states have return successors, (1105), 1074 states have call predecessors, (1105), 1101 states have call successors, (1105) [2022-10-16 13:11:14,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6340 states to 6340 states and 8736 transitions. [2022-10-16 13:11:14,500 INFO L78 Accepts]: Start accepts. Automaton has 6340 states and 8736 transitions. Word has length 476 [2022-10-16 13:11:14,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:11:14,501 INFO L495 AbstractCegarLoop]: Abstraction has 6340 states and 8736 transitions. [2022-10-16 13:11:14,502 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 8.5) internal successors, (221), 25 states have internal predecessors, (221), 21 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (35), 21 states have call predecessors, (35), 21 states have call successors, (35) [2022-10-16 13:11:14,502 INFO L276 IsEmpty]: Start isEmpty. Operand 6340 states and 8736 transitions. [2022-10-16 13:11:14,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 508 [2022-10-16 13:11:14,534 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:11:14,535 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 26, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:11:14,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-10-16 13:11:14,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:11:14,751 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_skb_allocErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:11:14,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:11:14,752 INFO L85 PathProgramCache]: Analyzing trace with hash -698476011, now seen corresponding path program 1 times [2022-10-16 13:11:14,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:11:14,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043727956] [2022-10-16 13:11:14,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:14,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:11:14,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:15,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:15,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:15,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:11:15,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:15,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:11:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:15,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:15,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:15,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:11:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:11:15,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:15,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:15,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:11:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,826 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:15,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:15,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:11:15,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:11:15,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:15,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:15,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:15,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:11:15,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:15,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:15,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:15,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:15,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:15,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:15,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:11:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:11:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:11:16,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:11:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:16,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:16,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:16,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:16,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-10-16 13:11:16,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-10-16 13:11:16,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2022-10-16 13:11:16,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-10-16 13:11:16,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-10-16 13:11:16,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 474 [2022-10-16 13:11:16,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:16,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:16,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:16,264 INFO L134 CoverageAnalysis]: Checked inductivity of 2207 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2207 trivial. 0 not checked. [2022-10-16 13:11:16,264 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:11:16,264 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043727956] [2022-10-16 13:11:16,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043727956] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:11:16,264 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-16 13:11:16,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-16 13:11:16,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734047648] [2022-10-16 13:11:16,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:11:16,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 13:11:16,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:11:16,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 13:11:16,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:11:16,267 INFO L87 Difference]: Start difference. First operand 6340 states and 8736 transitions. Second operand has 8 states, 8 states have (on average 18.875) internal successors, (151), 4 states have internal predecessors, (151), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-10-16 13:11:22,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:11:22,236 INFO L93 Difference]: Finished difference Result 12118 states and 17072 transitions. [2022-10-16 13:11:22,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-10-16 13:11:22,236 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 18.875) internal successors, (151), 4 states have internal predecessors, (151), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 507 [2022-10-16 13:11:22,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:11:22,268 INFO L225 Difference]: With dead ends: 12118 [2022-10-16 13:11:22,268 INFO L226 Difference]: Without dead ends: 7178 [2022-10-16 13:11:22,284 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2022-10-16 13:11:22,285 INFO L413 NwaCegarLoop]: 1590 mSDtfsCounter, 3902 mSDsluCounter, 2987 mSDsCounter, 0 mSdLazyCounter, 3143 mSolverCounterSat, 1867 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4073 SdHoareTripleChecker+Valid, 4577 SdHoareTripleChecker+Invalid, 5010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1867 IncrementalHoareTripleChecker+Valid, 3143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2022-10-16 13:11:22,285 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4073 Valid, 4577 Invalid, 5010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1867 Valid, 3143 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2022-10-16 13:11:22,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7178 states. [2022-10-16 13:11:22,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7178 to 6335. [2022-10-16 13:11:22,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6335 states, 4937 states have (on average 1.3208426169738707) internal successors, (6521), 5021 states have internal predecessors, (6521), 1101 states have call successors, (1101), 274 states have call predecessors, (1101), 277 states have return successors, (1105), 1074 states have call predecessors, (1105), 1101 states have call successors, (1105) [2022-10-16 13:11:22,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6335 states to 6335 states and 8727 transitions. [2022-10-16 13:11:22,862 INFO L78 Accepts]: Start accepts. Automaton has 6335 states and 8727 transitions. Word has length 507 [2022-10-16 13:11:22,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:11:22,863 INFO L495 AbstractCegarLoop]: Abstraction has 6335 states and 8727 transitions. [2022-10-16 13:11:22,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 18.875) internal successors, (151), 4 states have internal predecessors, (151), 2 states have call successors, (30), 6 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2022-10-16 13:11:22,864 INFO L276 IsEmpty]: Start isEmpty. Operand 6335 states and 8727 transitions. [2022-10-16 13:11:22,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 547 [2022-10-16 13:11:22,882 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:11:22,883 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:11:22,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-10-16 13:11:22,883 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:11:22,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:11:22,884 INFO L85 PathProgramCache]: Analyzing trace with hash -255852989, now seen corresponding path program 1 times [2022-10-16 13:11:22,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:11:22,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583722658] [2022-10-16 13:11:22,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:22,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:11:23,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:23,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:23,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:23,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:23,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:11:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:23,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:23,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:23,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:23,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:11:23,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:23,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:11:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:23,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:23,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:11:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:23,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:23,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:11:23,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,933 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:23,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:23,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:11:23,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:23,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:11:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:24,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:24,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:24,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:24,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:24,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:11:24,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:24,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:24,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:24,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:11:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:11:24,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:11:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:11:24,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:24,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:24,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:24,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 445 [2022-10-16 13:11:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 450 [2022-10-16 13:11:24,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 456 [2022-10-16 13:11:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 461 [2022-10-16 13:11:24,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 466 [2022-10-16 13:11:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-10-16 13:11:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:24,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 486 [2022-10-16 13:11:24,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:11:24,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:24,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:24,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:24,442 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 1994 trivial. 0 not checked. [2022-10-16 13:11:24,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:11:24,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583722658] [2022-10-16 13:11:24,443 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583722658] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:11:24,443 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [288510987] [2022-10-16 13:11:24,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:24,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:11:24,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:11:24,445 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:11:24,447 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-10-16 13:11:25,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:25,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 7236 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-16 13:11:25,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:11:25,932 INFO L134 CoverageAnalysis]: Checked inductivity of 2003 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 1858 trivial. 0 not checked. [2022-10-16 13:11:25,933 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:11:25,933 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [288510987] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:11:25,933 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:11:25,933 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 12 [2022-10-16 13:11:25,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323073337] [2022-10-16 13:11:25,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:11:25,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-10-16 13:11:25,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:11:25,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-10-16 13:11:25,935 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2022-10-16 13:11:25,935 INFO L87 Difference]: Start difference. First operand 6335 states and 8727 transitions. Second operand has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-10-16 13:11:26,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:11:26,395 INFO L93 Difference]: Finished difference Result 12619 states and 17418 transitions. [2022-10-16 13:11:26,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-16 13:11:26,395 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 546 [2022-10-16 13:11:26,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:11:26,420 INFO L225 Difference]: With dead ends: 12619 [2022-10-16 13:11:26,421 INFO L226 Difference]: Without dead ends: 6428 [2022-10-16 13:11:26,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 709 GetRequests, 697 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182 [2022-10-16 13:11:26,439 INFO L413 NwaCegarLoop]: 1574 mSDtfsCounter, 212 mSDsluCounter, 4486 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 6060 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:11:26,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 6060 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:11:26,445 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6428 states. [2022-10-16 13:11:26,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6428 to 6362. [2022-10-16 13:11:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6362 states, 4961 states have (on average 1.3204998992138681) internal successors, (6551), 5045 states have internal predecessors, (6551), 1104 states have call successors, (1104), 274 states have call predecessors, (1104), 277 states have return successors, (1108), 1077 states have call predecessors, (1108), 1104 states have call successors, (1108) [2022-10-16 13:11:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6362 states to 6362 states and 8763 transitions. [2022-10-16 13:11:26,876 INFO L78 Accepts]: Start accepts. Automaton has 6362 states and 8763 transitions. Word has length 546 [2022-10-16 13:11:26,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:11:26,877 INFO L495 AbstractCegarLoop]: Abstraction has 6362 states and 8763 transitions. [2022-10-16 13:11:26,877 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.2) internal successors, (206), 5 states have internal predecessors, (206), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2022-10-16 13:11:26,878 INFO L276 IsEmpty]: Start isEmpty. Operand 6362 states and 8763 transitions. [2022-10-16 13:11:26,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 604 [2022-10-16 13:11:26,896 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:11:26,896 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 10, 10, 10, 10, 10, 10, 10, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:11:26,947 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-10-16 13:11:27,111 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-10-16 13:11:27,112 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:11:27,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:11:27,112 INFO L85 PathProgramCache]: Analyzing trace with hash -22827366, now seen corresponding path program 1 times [2022-10-16 13:11:27,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:11:27,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227138441] [2022-10-16 13:11:27,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:27,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:11:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:28,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:11:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:28,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:28,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:11:28,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:28,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:11:28,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:28,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:11:28,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:28,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:28,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:28,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:11:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:28,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:28,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:28,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:11:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:11:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:28,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:28,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:11:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:28,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:11:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:11:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:11:28,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:11:28,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:28,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:28,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:28,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-16 13:11:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-16 13:11:28,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:11:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 13:11:28,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-10-16 13:11:28,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-10-16 13:11:28,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-10-16 13:11:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 502 [2022-10-16 13:11:28,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 507 [2022-10-16 13:11:28,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 513 [2022-10-16 13:11:28,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 518 [2022-10-16 13:11:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 523 [2022-10-16 13:11:28,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 529 [2022-10-16 13:11:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 543 [2022-10-16 13:11:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,960 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:11:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:28,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:28,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:29,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:29,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:29,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2010 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 1998 trivial. 0 not checked. [2022-10-16 13:11:29,020 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:11:29,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227138441] [2022-10-16 13:11:29,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227138441] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:11:29,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1396276245] [2022-10-16 13:11:29,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:29,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:11:29,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:11:29,022 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:11:29,046 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-10-16 13:11:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:30,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 7551 conjuncts, 7 conjunts are in the unsatisfiable core [2022-10-16 13:11:30,547 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:11:30,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2010 backedges. 145 proven. 0 refuted. 0 times theorem prover too weak. 1865 trivial. 0 not checked. [2022-10-16 13:11:30,654 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:11:30,654 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1396276245] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:11:30,655 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:11:30,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [12] total 18 [2022-10-16 13:11:30,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056936600] [2022-10-16 13:11:30,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:11:30,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-16 13:11:30,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:11:30,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-16 13:11:30,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2022-10-16 13:11:30,658 INFO L87 Difference]: Start difference. First operand 6362 states and 8763 transitions. Second operand has 8 states, 8 states have (on average 30.5) internal successors, (244), 7 states have internal predecessors, (244), 3 states have call successors, (43), 2 states have call predecessors, (43), 3 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2022-10-16 13:11:31,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:11:31,556 INFO L93 Difference]: Finished difference Result 15271 states and 21038 transitions. [2022-10-16 13:11:31,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-10-16 13:11:31,557 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 30.5) internal successors, (244), 7 states have internal predecessors, (244), 3 states have call successors, (43), 2 states have call predecessors, (43), 3 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) Word has length 603 [2022-10-16 13:11:31,557 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:11:31,587 INFO L225 Difference]: With dead ends: 15271 [2022-10-16 13:11:31,587 INFO L226 Difference]: Without dead ends: 10316 [2022-10-16 13:11:31,603 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 796 GetRequests, 770 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=638, Unknown=0, NotChecked=0, Total=756 [2022-10-16 13:11:31,604 INFO L413 NwaCegarLoop]: 2963 mSDtfsCounter, 1615 mSDsluCounter, 15937 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1623 SdHoareTripleChecker+Valid, 18900 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-10-16 13:11:31,604 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1623 Valid, 18900 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-16 13:11:31,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10316 states. [2022-10-16 13:11:32,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10316 to 6401. [2022-10-16 13:11:32,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6401 states, 4991 states have (on average 1.3197755960729314) internal successors, (6587), 5075 states have internal predecessors, (6587), 1110 states have call successors, (1110), 274 states have call predecessors, (1110), 280 states have return successors, (1120), 1086 states have call predecessors, (1120), 1110 states have call successors, (1120) [2022-10-16 13:11:32,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6401 states to 6401 states and 8817 transitions. [2022-10-16 13:11:32,140 INFO L78 Accepts]: Start accepts. Automaton has 6401 states and 8817 transitions. Word has length 603 [2022-10-16 13:11:32,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:11:32,140 INFO L495 AbstractCegarLoop]: Abstraction has 6401 states and 8817 transitions. [2022-10-16 13:11:32,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 30.5) internal successors, (244), 7 states have internal predecessors, (244), 3 states have call successors, (43), 2 states have call predecessors, (43), 3 states have return successors, (43), 4 states have call predecessors, (43), 3 states have call successors, (43) [2022-10-16 13:11:32,141 INFO L276 IsEmpty]: Start isEmpty. Operand 6401 states and 8817 transitions. [2022-10-16 13:11:32,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 639 [2022-10-16 13:11:32,152 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:11:32,152 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 11, 11, 11, 11, 11, 11, 11, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:11:32,186 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-10-16 13:11:32,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-10-16 13:11:32,353 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:11:32,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:11:32,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1495723002, now seen corresponding path program 1 times [2022-10-16 13:11:32,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:11:32,355 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421226643] [2022-10-16 13:11:32,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:32,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:11:32,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:33,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:33,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:33,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:11:33,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:33,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:33,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:11:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:33,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:11:33,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:33,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:11:33,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:33,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,313 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:11:33,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:33,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:33,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:11:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:11:33,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:33,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:33,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:11:33,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:33,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:11:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:11:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:11:33,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:11:33,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:33,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:33,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:11:33,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:33,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:33,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:33,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 13:11:33,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:11:33,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:33,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-10-16 13:11:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-10-16 13:11:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,980 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-10-16 13:11:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-10-16 13:11:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:33,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-10-16 13:11:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2022-10-16 13:11:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:34,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-10-16 13:11:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:11:34,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:34,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:34,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:34,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:34,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2207 trivial. 0 not checked. [2022-10-16 13:11:34,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:11:34,125 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421226643] [2022-10-16 13:11:34,125 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421226643] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:11:34,126 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1183190394] [2022-10-16 13:11:34,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:34,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:11:34,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:11:34,131 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:11:34,135 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-10-16 13:11:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:35,711 INFO L263 TraceCheckSpWp]: Trace formula consists of 7821 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:11:35,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:11:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 896 proven. 146 refuted. 0 times theorem prover too weak. 1174 trivial. 0 not checked. [2022-10-16 13:11:36,234 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-16 13:11:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2207 trivial. 0 not checked. [2022-10-16 13:11:36,801 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1183190394] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-16 13:11:36,801 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-10-16 13:11:36,801 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 3, 3] total 11 [2022-10-16 13:11:36,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473818857] [2022-10-16 13:11:36,802 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-10-16 13:11:36,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-10-16 13:11:36,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:11:36,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-10-16 13:11:36,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2022-10-16 13:11:36,805 INFO L87 Difference]: Start difference. First operand 6401 states and 8817 transitions. Second operand has 12 states, 11 states have (on average 40.54545454545455) internal successors, (446), 7 states have internal predecessors, (446), 6 states have call successors, (99), 8 states have call predecessors, (99), 3 states have return successors, (80), 6 states have call predecessors, (80), 6 states have call successors, (80) [2022-10-16 13:11:51,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:11:51,841 INFO L93 Difference]: Finished difference Result 21463 states and 30677 transitions. [2022-10-16 13:11:51,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-10-16 13:11:51,842 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 40.54545454545455) internal successors, (446), 7 states have internal predecessors, (446), 6 states have call successors, (99), 8 states have call predecessors, (99), 3 states have return successors, (80), 6 states have call predecessors, (80), 6 states have call successors, (80) Word has length 638 [2022-10-16 13:11:51,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:11:51,907 INFO L225 Difference]: With dead ends: 21463 [2022-10-16 13:11:51,907 INFO L226 Difference]: Without dead ends: 21461 [2022-10-16 13:11:51,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1484 GetRequests, 1455 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 228 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=303, Invalid=627, Unknown=0, NotChecked=0, Total=930 [2022-10-16 13:11:51,919 INFO L413 NwaCegarLoop]: 1990 mSDtfsCounter, 17155 mSDsluCounter, 4181 mSDsCounter, 0 mSdLazyCounter, 6259 mSolverCounterSat, 8038 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17709 SdHoareTripleChecker+Valid, 6171 SdHoareTripleChecker+Invalid, 14297 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 8038 IncrementalHoareTripleChecker+Valid, 6259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2022-10-16 13:11:51,920 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17709 Valid, 6171 Invalid, 14297 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [8038 Valid, 6259 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2022-10-16 13:11:51,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21461 states. [2022-10-16 13:11:52,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21461 to 13928. [2022-10-16 13:11:52,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13928 states, 10888 states have (on average 1.3189750183688465) internal successors, (14361), 11042 states have internal predecessors, (14361), 2420 states have call successors, (2420), 588 states have call predecessors, (2420), 601 states have return successors, (2442), 2372 states have call predecessors, (2442), 2420 states have call successors, (2442) [2022-10-16 13:11:53,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13928 states to 13928 states and 19223 transitions. [2022-10-16 13:11:53,041 INFO L78 Accepts]: Start accepts. Automaton has 13928 states and 19223 transitions. Word has length 638 [2022-10-16 13:11:53,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:11:53,042 INFO L495 AbstractCegarLoop]: Abstraction has 13928 states and 19223 transitions. [2022-10-16 13:11:53,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 40.54545454545455) internal successors, (446), 7 states have internal predecessors, (446), 6 states have call successors, (99), 8 states have call predecessors, (99), 3 states have return successors, (80), 6 states have call predecessors, (80), 6 states have call successors, (80) [2022-10-16 13:11:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 13928 states and 19223 transitions. [2022-10-16 13:11:53,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 640 [2022-10-16 13:11:53,058 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:11:53,058 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 24, 11, 11, 11, 11, 11, 11, 11, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:11:53,101 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-10-16 13:11:53,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2022-10-16 13:11:53,273 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:11:53,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:11:53,274 INFO L85 PathProgramCache]: Analyzing trace with hash -877224813, now seen corresponding path program 1 times [2022-10-16 13:11:53,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:11:53,274 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794812118] [2022-10-16 13:11:53,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:53,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:11:53,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:53,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:53,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:53,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:53,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:53,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:53,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:53,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:53,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:54,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:11:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:54,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:54,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:54,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:11:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:54,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:11:54,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:54,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:11:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:54,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:54,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:11:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:54,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:11:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:11:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:54,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:11:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:11:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:11:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:11:54,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:11:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:11:54,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:11:54,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:11:54,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:54,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:54,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:11:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:11:54,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:54,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:54,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 13:11:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:11:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:54,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:54,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-10-16 13:11:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-10-16 13:11:54,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-10-16 13:11:54,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-10-16 13:11:54,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-10-16 13:11:54,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2022-10-16 13:11:54,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 578 [2022-10-16 13:11:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:11:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:11:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:11:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:11:54,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:11:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:54,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2207 trivial. 0 not checked. [2022-10-16 13:11:54,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:11:54,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794812118] [2022-10-16 13:11:54,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794812118] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:11:54,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [728301478] [2022-10-16 13:11:54,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:11:54,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:11:54,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:11:54,796 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:11:54,797 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-10-16 13:11:56,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:11:56,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 7822 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-16 13:11:56,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:11:56,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2216 backedges. 1042 proven. 0 refuted. 0 times theorem prover too weak. 1174 trivial. 0 not checked. [2022-10-16 13:11:56,909 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:11:56,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [728301478] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:11:56,910 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:11:56,910 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2022-10-16 13:11:56,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [43671968] [2022-10-16 13:11:56,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:11:56,912 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-16 13:11:56,912 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:11:56,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-16 13:11:56,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:11:56,913 INFO L87 Difference]: Start difference. First operand 13928 states and 19223 transitions. Second operand has 4 states, 3 states have (on average 84.33333333333333) internal successors, (253), 4 states have internal predecessors, (253), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-10-16 13:11:58,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:11:58,717 INFO L93 Difference]: Finished difference Result 16511 states and 22770 transitions. [2022-10-16 13:11:58,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-16 13:11:58,717 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 84.33333333333333) internal successors, (253), 4 states have internal predecessors, (253), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) Word has length 639 [2022-10-16 13:11:58,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:11:58,763 INFO L225 Difference]: With dead ends: 16511 [2022-10-16 13:11:58,763 INFO L226 Difference]: Without dead ends: 16509 [2022-10-16 13:11:58,771 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 819 GetRequests, 811 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2022-10-16 13:11:58,772 INFO L413 NwaCegarLoop]: 2953 mSDtfsCounter, 2756 mSDsluCounter, 1052 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 205 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2756 SdHoareTripleChecker+Valid, 4005 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 205 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-10-16 13:11:58,772 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2756 Valid, 4005 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [205 Valid, 388 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-10-16 13:11:58,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16509 states. [2022-10-16 13:11:59,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16509 to 12648. [2022-10-16 13:11:59,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12648 states, 9888 states have (on average 1.3195792880258899) internal successors, (13048), 10030 states have internal predecessors, (13048), 2195 states have call successors, (2195), 536 states have call predecessors, (2195), 548 states have return successors, (2215), 2150 states have call predecessors, (2215), 2195 states have call successors, (2215) [2022-10-16 13:11:59,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12648 states to 12648 states and 17458 transitions. [2022-10-16 13:11:59,814 INFO L78 Accepts]: Start accepts. Automaton has 12648 states and 17458 transitions. Word has length 639 [2022-10-16 13:11:59,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:11:59,814 INFO L495 AbstractCegarLoop]: Abstraction has 12648 states and 17458 transitions. [2022-10-16 13:11:59,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 84.33333333333333) internal successors, (253), 4 states have internal predecessors, (253), 3 states have call successors, (47), 3 states have call predecessors, (47), 3 states have return successors, (47), 3 states have call predecessors, (47), 3 states have call successors, (47) [2022-10-16 13:11:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand 12648 states and 17458 transitions. [2022-10-16 13:11:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 646 [2022-10-16 13:11:59,826 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:11:59,826 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 12, 12, 12, 12, 12, 12, 12, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:11:59,860 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-10-16 13:12:00,027 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-10-16 13:12:00,028 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ldv_skb_allocErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:12:00,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:12:00,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1959140689, now seen corresponding path program 1 times [2022-10-16 13:12:00,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:12:00,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629364828] [2022-10-16 13:12:00,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:00,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:12:00,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:00,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:00,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:00,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:12:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:00,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:00,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:00,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:12:00,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:00,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:00,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:00,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:12:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:00,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:00,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:00,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:12:00,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:00,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:00,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:00,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:00,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:12:00,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:00,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:00,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,835 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:00,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:12:00,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:12:00,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:00,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:00,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:00,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:12:00,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:00,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:00,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:00,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:00,992 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:12:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:12:01,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:12:01,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:12:01,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:01,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:12:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:01,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:12:01,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 13:12:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:12:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:01,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:01,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:12:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-10-16 13:12:01,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-10-16 13:12:01,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-10-16 13:12:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,281 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-10-16 13:12:01,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-10-16 13:12:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2022-10-16 13:12:01,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:01,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:01,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:01,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2022-10-16 13:12:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-10-16 13:12:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:01,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:01,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:01,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2746 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2744 trivial. 0 not checked. [2022-10-16 13:12:01,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:12:01,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1629364828] [2022-10-16 13:12:01,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1629364828] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:12:01,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631058698] [2022-10-16 13:12:01,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:01,373 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:12:01,374 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:12:01,375 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:12:01,377 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-10-16 13:12:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:03,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 7749 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-16 13:12:03,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:12:03,099 INFO L134 CoverageAnalysis]: Checked inductivity of 2746 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2745 trivial. 0 not checked. [2022-10-16 13:12:03,099 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:12:03,100 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [631058698] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:12:03,100 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:12:03,100 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2022-10-16 13:12:03,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384123331] [2022-10-16 13:12:03,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:12:03,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 13:12:03,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:12:03,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 13:12:03,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:12:03,102 INFO L87 Difference]: Start difference. First operand 12648 states and 17458 transitions. Second operand has 3 states, 2 states have (on average 93.5) internal successors, (187), 3 states have internal predecessors, (187), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2022-10-16 13:12:03,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:12:03,829 INFO L93 Difference]: Finished difference Result 12651 states and 17458 transitions. [2022-10-16 13:12:03,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 13:12:03,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 93.5) internal successors, (187), 3 states have internal predecessors, (187), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 645 [2022-10-16 13:12:03,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:12:03,867 INFO L225 Difference]: With dead ends: 12651 [2022-10-16 13:12:03,867 INFO L226 Difference]: Without dead ends: 12650 [2022-10-16 13:12:03,874 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 832 GetRequests, 825 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2022-10-16 13:12:03,876 INFO L413 NwaCegarLoop]: 1750 mSDtfsCounter, 1514 mSDsluCounter, 1516 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1514 SdHoareTripleChecker+Valid, 3266 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:12:03,876 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1514 Valid, 3266 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 13:12:03,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12650 states. [2022-10-16 13:12:04,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12650 to 12647. [2022-10-16 13:12:04,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12647 states, 9888 states have (on average 1.3193770226537216) internal successors, (13046), 10029 states have internal predecessors, (13046), 2195 states have call successors, (2195), 536 states have call predecessors, (2195), 548 states have return successors, (2215), 2150 states have call predecessors, (2215), 2195 states have call successors, (2215) [2022-10-16 13:12:04,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12647 states to 12647 states and 17456 transitions. [2022-10-16 13:12:04,802 INFO L78 Accepts]: Start accepts. Automaton has 12647 states and 17456 transitions. Word has length 645 [2022-10-16 13:12:04,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:12:04,803 INFO L495 AbstractCegarLoop]: Abstraction has 12647 states and 17456 transitions. [2022-10-16 13:12:04,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 93.5) internal successors, (187), 3 states have internal predecessors, (187), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2022-10-16 13:12:04,803 INFO L276 IsEmpty]: Start isEmpty. Operand 12647 states and 17456 transitions. [2022-10-16 13:12:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-10-16 13:12:04,820 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:12:04,821 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 12, 12, 12, 12, 12, 12, 12, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:12:04,852 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2022-10-16 13:12:05,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-10-16 13:12:05,022 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ldv_skb_allocErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:12:05,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:12:05,023 INFO L85 PathProgramCache]: Analyzing trace with hash -603892199, now seen corresponding path program 1 times [2022-10-16 13:12:05,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:12:05,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424698898] [2022-10-16 13:12:05,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:05,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:12:05,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:05,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:05,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:12:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:05,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:05,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:12:05,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:05,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:05,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:05,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:12:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:05,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:05,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:12:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:05,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:05,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:05,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:12:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:05,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:05,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:05,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:12:05,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:12:05,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:05,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:05,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:12:05,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:06,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:06,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:12:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:12:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:12:06,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:12:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:06,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:06,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:06,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:12:06,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:12:06,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:06,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:06,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 13:12:06,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:12:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:06,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:12:06,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-10-16 13:12:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-10-16 13:12:06,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-10-16 13:12:06,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-10-16 13:12:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-10-16 13:12:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2022-10-16 13:12:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:06,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2022-10-16 13:12:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-10-16 13:12:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:06,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:06,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:06,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2744 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2022-10-16 13:12:06,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:12:06,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424698898] [2022-10-16 13:12:06,432 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424698898] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:12:06,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522881223] [2022-10-16 13:12:06,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:06,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:12:06,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:12:06,433 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:12:06,434 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-10-16 13:12:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:08,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 7741 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-16 13:12:08,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:12:08,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2744 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2742 trivial. 0 not checked. [2022-10-16 13:12:08,126 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:12:08,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522881223] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:12:08,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:12:08,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 8 [2022-10-16 13:12:08,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305823005] [2022-10-16 13:12:08,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:12:08,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 13:12:08,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:12:08,128 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 13:12:08,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:12:08,129 INFO L87 Difference]: Start difference. First operand 12647 states and 17456 transitions. Second operand has 3 states, 2 states have (on average 95.5) internal successors, (191), 3 states have internal predecessors, (191), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2022-10-16 13:12:08,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:12:08,967 INFO L93 Difference]: Finished difference Result 12673 states and 17492 transitions. [2022-10-16 13:12:08,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 13:12:08,968 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 95.5) internal successors, (191), 3 states have internal predecessors, (191), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) Word has length 646 [2022-10-16 13:12:08,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:12:08,995 INFO L225 Difference]: With dead ends: 12673 [2022-10-16 13:12:08,996 INFO L226 Difference]: Without dead ends: 12672 [2022-10-16 13:12:08,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 833 GetRequests, 826 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-10-16 13:12:09,000 INFO L413 NwaCegarLoop]: 1552 mSDtfsCounter, 11 mSDsluCounter, 1549 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 3101 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-16 13:12:09,000 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 3101 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-16 13:12:09,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12672 states. [2022-10-16 13:12:09,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12672 to 12665. [2022-10-16 13:12:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12665 states, 9906 states have (on average 1.3196042802342014) internal successors, (13072), 10047 states have internal predecessors, (13072), 2195 states have call successors, (2195), 536 states have call predecessors, (2195), 548 states have return successors, (2215), 2150 states have call predecessors, (2215), 2195 states have call successors, (2215) [2022-10-16 13:12:09,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12665 states to 12665 states and 17482 transitions. [2022-10-16 13:12:09,806 INFO L78 Accepts]: Start accepts. Automaton has 12665 states and 17482 transitions. Word has length 646 [2022-10-16 13:12:09,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:12:09,807 INFO L495 AbstractCegarLoop]: Abstraction has 12665 states and 17482 transitions. [2022-10-16 13:12:09,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 95.5) internal successors, (191), 3 states have internal predecessors, (191), 1 states have call successors, (36), 1 states have call predecessors, (36), 1 states have return successors, (36), 1 states have call predecessors, (36), 1 states have call successors, (36) [2022-10-16 13:12:09,807 INFO L276 IsEmpty]: Start isEmpty. Operand 12665 states and 17482 transitions. [2022-10-16 13:12:09,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-10-16 13:12:09,825 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:12:09,825 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 12, 12, 12, 12, 12, 12, 12, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:12:09,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-10-16 13:12:10,039 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-10-16 13:12:10,040 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ldv_skb_allocErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:12:10,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:12:10,041 INFO L85 PathProgramCache]: Analyzing trace with hash -603817818, now seen corresponding path program 1 times [2022-10-16 13:12:10,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:12:10,042 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515160759] [2022-10-16 13:12:10,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:10,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:12:10,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:11,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:11,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:11,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:11,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:11,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:12:11,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:11,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:11,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:11,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:12:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:11,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:11,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:11,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:11,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:12:11,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:11,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:11,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:12:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:11,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:11,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:11,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:12:11,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:11,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:11,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:12:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:12:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:11,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:11,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:12:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:11,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:11,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:12:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:12:12,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:12:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:12:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:12,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:12,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:12:12,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:12:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:12,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 13:12:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:12:12,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:12:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-10-16 13:12:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-10-16 13:12:12,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-10-16 13:12:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-10-16 13:12:12,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-10-16 13:12:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2022-10-16 13:12:12,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:12,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:12,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2022-10-16 13:12:12,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-10-16 13:12:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:12,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:12,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2747 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2736 trivial. 0 not checked. [2022-10-16 13:12:12,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:12:12,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515160759] [2022-10-16 13:12:12,446 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515160759] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:12:12,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833304293] [2022-10-16 13:12:12,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:12,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:12:12,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:12:12,449 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:12:12,450 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-10-16 13:12:14,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:14,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 7750 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-16 13:12:14,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-16 13:12:14,311 INFO L134 CoverageAnalysis]: Checked inductivity of 2747 backedges. 388 proven. 0 refuted. 0 times theorem prover too weak. 2359 trivial. 0 not checked. [2022-10-16 13:12:14,311 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-16 13:12:14,311 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833304293] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-16 13:12:14,311 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-16 13:12:14,312 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [10] total 11 [2022-10-16 13:12:14,312 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106585691] [2022-10-16 13:12:14,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-16 13:12:14,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-10-16 13:12:14,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-16 13:12:14,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-10-16 13:12:14,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-10-16 13:12:14,315 INFO L87 Difference]: Start difference. First operand 12665 states and 17482 transitions. Second operand has 3 states, 2 states have (on average 103.5) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2022-10-16 13:12:15,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-16 13:12:15,200 INFO L93 Difference]: Finished difference Result 12665 states and 17482 transitions. [2022-10-16 13:12:15,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-10-16 13:12:15,200 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 103.5) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) Word has length 646 [2022-10-16 13:12:15,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-16 13:12:15,238 INFO L225 Difference]: With dead ends: 12665 [2022-10-16 13:12:15,238 INFO L226 Difference]: Without dead ends: 12664 [2022-10-16 13:12:15,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 836 GetRequests, 826 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-10-16 13:12:15,246 INFO L413 NwaCegarLoop]: 1541 mSDtfsCounter, 1508 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1508 SdHoareTripleChecker+Valid, 1541 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-10-16 13:12:15,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1508 Valid, 1541 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-10-16 13:12:15,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12664 states. [2022-10-16 13:12:16,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12664 to 12660. [2022-10-16 13:12:16,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12660 states, 9902 states have (on average 1.3193294283983035) internal successors, (13064), 10042 states have internal predecessors, (13064), 2195 states have call successors, (2195), 536 states have call predecessors, (2195), 548 states have return successors, (2215), 2150 states have call predecessors, (2215), 2195 states have call successors, (2215) [2022-10-16 13:12:16,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12660 states to 12660 states and 17474 transitions. [2022-10-16 13:12:16,371 INFO L78 Accepts]: Start accepts. Automaton has 12660 states and 17474 transitions. Word has length 646 [2022-10-16 13:12:16,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-16 13:12:16,372 INFO L495 AbstractCegarLoop]: Abstraction has 12660 states and 17474 transitions. [2022-10-16 13:12:16,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 103.5) internal successors, (207), 3 states have internal predecessors, (207), 2 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (41), 2 states have call predecessors, (41), 2 states have call successors, (41) [2022-10-16 13:12:16,372 INFO L276 IsEmpty]: Start isEmpty. Operand 12660 states and 17474 transitions. [2022-10-16 13:12:16,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 648 [2022-10-16 13:12:16,385 INFO L187 NwaCegarLoop]: Found error trace [2022-10-16 13:12:16,385 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 12, 12, 12, 12, 12, 12, 12, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-16 13:12:16,423 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-10-16 13:12:16,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:12:16,599 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ldv_skb_allocErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [__lbtf_cmd_asyncErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, __lbtf_cmd_asyncErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ldv_set_removeErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 29 more)] === [2022-10-16 13:12:16,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-16 13:12:16,600 INFO L85 PathProgramCache]: Analyzing trace with hash -1540787598, now seen corresponding path program 1 times [2022-10-16 13:12:16,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-16 13:12:16,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [614228828] [2022-10-16 13:12:16,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:16,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-16 13:12:16,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:17,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:17,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-10-16 13:12:17,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:17,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,304 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2022-10-16 13:12:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2022-10-16 13:12:17,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:17,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2022-10-16 13:12:17,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:17,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:17,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2022-10-16 13:12:17,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:17,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2022-10-16 13:12:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2022-10-16 13:12:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:17,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:17,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2022-10-16 13:12:17,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:17,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:17,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2022-10-16 13:12:17,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-16 13:12:17,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-10-16 13:12:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-10-16 13:12:17,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2022-10-16 13:12:17,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:17,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:12:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-10-16 13:12:17,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:17,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:17,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:17,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-10-16 13:12:17,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-10-16 13:12:17,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-16 13:12:17,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-16 13:12:17,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-10-16 13:12:17,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:17,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,955 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 537 [2022-10-16 13:12:17,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 542 [2022-10-16 13:12:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 548 [2022-10-16 13:12:17,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 553 [2022-10-16 13:12:17,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 558 [2022-10-16 13:12:17,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:17,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 564 [2022-10-16 13:12:17,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:18,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:18,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:18,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:18,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 605 [2022-10-16 13:12:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 613 [2022-10-16 13:12:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-16 13:12:18,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-10-16 13:12:18,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-16 13:12:18,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-10-16 13:12:18,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-16 13:12:18,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2744 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2741 trivial. 0 not checked. [2022-10-16 13:12:18,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-16 13:12:18,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [614228828] [2022-10-16 13:12:18,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [614228828] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-16 13:12:18,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1075603061] [2022-10-16 13:12:18,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-16 13:12:18,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-16 13:12:18,053 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 13:12:18,058 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-16 13:12:18,059 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process