./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e89e5e5c49081a46f4bb1120b29875f7db71286809210e10b7d8629fd6832294 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 10:54:04,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:54:04,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:54:04,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:54:04,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:54:04,563 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:54:04,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:54:04,568 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:54:04,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:54:04,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:54:04,576 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:54:04,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:54:04,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:54:04,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:54:04,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:54:04,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:54:04,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:54:04,581 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:54:04,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:54:04,584 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:54:04,586 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:54:04,590 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:54:04,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:54:04,594 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:54:04,608 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:54:04,608 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:54:04,608 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:54:04,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:54:04,611 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:54:04,611 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:54:04,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:54:04,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:54:04,615 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:54:04,616 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:54:04,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:54:04,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:54:04,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:54:04,618 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:54:04,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:54:04,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:54:04,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:54:04,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 10:54:04,659 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:54:04,663 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:54:04,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:54:04,664 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:54:04,665 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:54:04,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:54:04,666 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:54:04,666 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:54:04,666 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:54:04,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:54:04,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:54:04,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:54:04,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:54:04,668 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:54:04,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:54:04,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:54:04,669 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:54:04,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:54:04,669 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:54:04,669 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:54:04,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:54:04,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:54:04,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:54:04,670 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:54:04,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:54:04,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:54:04,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 10:54:04,672 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:54:04,673 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:54:04,673 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:54:04,673 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e89e5e5c49081a46f4bb1120b29875f7db71286809210e10b7d8629fd6832294 [2022-11-16 10:54:05,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:54:05,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:54:05,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:54:05,037 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:54:05,038 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:54:05,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c [2022-11-16 10:54:05,110 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data/881195121/b179be80f6d54e9c94797305f1c934c4/FLAG5825dc57e [2022-11-16 10:54:05,737 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:54:05,737 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c [2022-11-16 10:54:05,755 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data/881195121/b179be80f6d54e9c94797305f1c934c4/FLAG5825dc57e [2022-11-16 10:54:05,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data/881195121/b179be80f6d54e9c94797305f1c934c4 [2022-11-16 10:54:05,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:54:05,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:54:05,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:54:05,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:54:05,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:54:05,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:54:05" (1/1) ... [2022-11-16 10:54:05,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2a6612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:05, skipping insertion in model container [2022-11-16 10:54:05,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:54:05" (1/1) ... [2022-11-16 10:54:05,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:54:06,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:54:06,297 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c[1107,1120] [2022-11-16 10:54:06,740 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:54:06,743 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:54:06,754 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c[1107,1120] [2022-11-16 10:54:06,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:54:06,925 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:54:06,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06 WrapperNode [2022-11-16 10:54:06,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:54:06,927 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:54:06,927 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:54:06,927 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:54:06,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:06,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,110 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2972 [2022-11-16 10:54:07,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:54:07,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:54:07,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:54:07,111 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:54:07,120 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,286 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,314 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,372 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:54:07,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:54:07,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:54:07,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:54:07,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (1/1) ... [2022-11-16 10:54:07,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:54:07,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:07,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:07,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:54:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:54:07,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:54:08,057 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:54:08,059 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:54:10,038 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:54:10,049 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:54:10,050 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 10:54:10,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:10 BoogieIcfgContainer [2022-11-16 10:54:10,052 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 10:54:10,054 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 10:54:10,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 10:54:10,058 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 10:54:10,058 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:54:05" (1/3) ... [2022-11-16 10:54:10,059 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2282879a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:54:10, skipping insertion in model container [2022-11-16 10:54:10,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:06" (2/3) ... [2022-11-16 10:54:10,060 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2282879a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:54:10, skipping insertion in model container [2022-11-16 10:54:10,060 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:10" (3/3) ... [2022-11-16 10:54:10,068 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c [2022-11-16 10:54:10,088 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 10:54:10,088 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 10:54:10,187 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 10:54:10,196 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=PETRI_NET, 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;@74c9a3b2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 10:54:10,196 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 10:54:10,205 INFO L276 IsEmpty]: Start isEmpty. Operand has 287 states, 285 states have (on average 1.6596491228070176) internal successors, (473), 286 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:10,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 10:54:10,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:10,213 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:54:10,214 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:10,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:10,224 INFO L85 PathProgramCache]: Analyzing trace with hash -976798657, now seen corresponding path program 1 times [2022-11-16 10:54:10,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:54:10,234 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1356706698] [2022-11-16 10:54:10,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:10,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:54:10,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:11,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:11,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:54:11,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1356706698] [2022-11-16 10:54:11,066 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1356706698] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:54:11,066 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:54:11,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 10:54:11,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563907519] [2022-11-16 10:54:11,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:54:11,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 10:54:11,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:54:11,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 10:54:11,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 10:54:11,114 INFO L87 Difference]: Start difference. First operand has 287 states, 285 states have (on average 1.6596491228070176) internal successors, (473), 286 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:11,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:11,285 INFO L93 Difference]: Finished difference Result 865 states and 1437 transitions. [2022-11-16 10:54:11,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 10:54:11,288 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-11-16 10:54:11,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:11,310 INFO L225 Difference]: With dead ends: 865 [2022-11-16 10:54:11,310 INFO L226 Difference]: Without dead ends: 580 [2022-11-16 10:54:11,314 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 10:54:11,321 INFO L413 NwaCegarLoop]: 495 mSDtfsCounter, 1377 mSDsluCounter, 518 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1377 SdHoareTripleChecker+Valid, 1013 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:11,323 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1377 Valid, 1013 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-16 10:54:11,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2022-11-16 10:54:11,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 285. [2022-11-16 10:54:11,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 285 states, 284 states have (on average 1.6514084507042253) internal successors, (469), 284 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:11,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 285 states and 469 transitions. [2022-11-16 10:54:11,408 INFO L78 Accepts]: Start accepts. Automaton has 285 states and 469 transitions. Word has length 17 [2022-11-16 10:54:11,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:11,408 INFO L495 AbstractCegarLoop]: Abstraction has 285 states and 469 transitions. [2022-11-16 10:54:11,409 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:11,409 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 469 transitions. [2022-11-16 10:54:11,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-16 10:54:11,411 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:11,411 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:54:11,411 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 10:54:11,412 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:11,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:11,412 INFO L85 PathProgramCache]: Analyzing trace with hash -214202693, now seen corresponding path program 1 times [2022-11-16 10:54:11,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:54:11,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427347543] [2022-11-16 10:54:11,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:11,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:54:11,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 10:54:11,574 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 10:54:11,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 10:54:11,707 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 10:54:11,707 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 10:54:11,710 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 10:54:11,712 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 10:54:11,719 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-16 10:54:11,723 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 10:54:11,810 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 10:54:11,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:54:11 BoogieIcfgContainer [2022-11-16 10:54:11,858 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 10:54:11,859 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 10:54:11,859 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 10:54:11,860 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 10:54:11,860 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:10" (3/4) ... [2022-11-16 10:54:11,863 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 10:54:11,863 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 10:54:11,865 INFO L158 Benchmark]: Toolchain (without parser) took 5906.26ms. Allocated memory was 115.3MB in the beginning and 316.7MB in the end (delta: 201.3MB). Free memory was 73.9MB in the beginning and 216.4MB in the end (delta: -142.5MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2022-11-16 10:54:11,866 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:54:11,867 INFO L158 Benchmark]: CACSL2BoogieTranslator took 965.67ms. Allocated memory is still 115.3MB. Free memory was 73.6MB in the beginning and 76.0MB in the end (delta: -2.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2022-11-16 10:54:11,871 INFO L158 Benchmark]: Boogie Procedure Inliner took 183.98ms. Allocated memory is still 115.3MB. Free memory was 76.0MB in the beginning and 54.6MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-16 10:54:11,874 INFO L158 Benchmark]: Boogie Preprocessor took 261.23ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 54.6MB in the beginning and 114.8MB in the end (delta: -60.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2022-11-16 10:54:11,875 INFO L158 Benchmark]: RCFGBuilder took 2679.36ms. Allocated memory is still 165.7MB. Free memory was 114.8MB in the beginning and 59.2MB in the end (delta: 55.6MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2022-11-16 10:54:11,875 INFO L158 Benchmark]: TraceAbstraction took 1803.93ms. Allocated memory was 165.7MB in the beginning and 316.7MB in the end (delta: 151.0MB). Free memory was 59.2MB in the beginning and 216.4MB in the end (delta: -157.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:54:11,876 INFO L158 Benchmark]: Witness Printer took 5.45ms. Allocated memory is still 316.7MB. Free memory is still 216.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 10:54:11,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 115.3MB. Free memory is still 93.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 965.67ms. Allocated memory is still 115.3MB. Free memory was 73.6MB in the beginning and 76.0MB in the end (delta: -2.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 183.98ms. Allocated memory is still 115.3MB. Free memory was 76.0MB in the beginning and 54.6MB in the end (delta: 21.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 261.23ms. Allocated memory was 115.3MB in the beginning and 165.7MB in the end (delta: 50.3MB). Free memory was 54.6MB in the beginning and 114.8MB in the end (delta: -60.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2679.36ms. Allocated memory is still 165.7MB. Free memory was 114.8MB in the beginning and 59.2MB in the end (delta: 55.6MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1803.93ms. Allocated memory was 165.7MB in the beginning and 316.7MB in the end (delta: 151.0MB). Free memory was 59.2MB in the beginning and 216.4MB in the end (delta: -157.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.45ms. Allocated memory is still 316.7MB. Free memory is still 216.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 509, overapproximation of bitwiseOr at line 507, overapproximation of bitwiseAnd at line 513. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L31] const SORT_14 mask_SORT_14 = (SORT_14)-1 >> (sizeof(SORT_14) * 8 - 32); [L32] const SORT_14 msb_SORT_14 = (SORT_14)1 << (32 - 1); [L34] const SORT_30 mask_SORT_30 = (SORT_30)-1 >> (sizeof(SORT_30) * 8 - 3); [L35] const SORT_30 msb_SORT_30 = (SORT_30)1 << (3 - 1); [L37] const SORT_46 mask_SORT_46 = (SORT_46)-1 >> (sizeof(SORT_46) * 8 - 2); [L38] const SORT_46 msb_SORT_46 = (SORT_46)1 << (2 - 1); [L40] const SORT_175 mask_SORT_175 = (SORT_175)-1 >> (sizeof(SORT_175) * 8 - 5); [L41] const SORT_175 msb_SORT_175 = (SORT_175)1 << (5 - 1); [L43] const SORT_3 var_11 = 0; [L44] const SORT_14 var_16 = 1; [L45] const SORT_3 var_26 = 1; [L46] const SORT_30 var_31 = 0; [L47] const SORT_46 var_47 = 1; [L48] const SORT_30 var_52 = 6; [L49] const SORT_1 var_130 = 0; [L50] const SORT_175 var_176 = 0; [L51] const SORT_30 var_196 = 1; [L52] const SORT_46 var_217 = 0; [L53] const SORT_46 var_226 = 2; [L54] const SORT_46 var_227 = 3; [L55] const SORT_30 var_307 = 2; [L56] const SORT_30 var_319 = 3; [L57] const SORT_30 var_329 = 4; [L58] const SORT_30 var_344 = 5; [L59] const SORT_30 var_356 = 7; [L60] const SORT_175 var_404 = 31; [L61] const SORT_1 var_569 = 128; [L62] const SORT_175 var_753 = 1; [L64] SORT_1 input_2; [L65] SORT_3 input_4; [L66] SORT_3 input_5; [L67] SORT_3 input_6; [L68] SORT_3 input_7; [L69] SORT_3 input_8; [L70] SORT_3 input_9; [L71] SORT_3 input_10; [L72] SORT_1 input_67; [L73] SORT_3 input_112; [L74] SORT_3 input_141; [L75] SORT_3 input_143; [L76] SORT_3 input_160; [L77] SORT_3 input_162; [L78] SORT_3 input_164; [L79] SORT_3 input_166; [L80] SORT_3 input_185; [L81] SORT_3 input_188; [L82] SORT_3 input_192; [L83] SORT_30 input_201; [L84] SORT_30 input_204; [L85] SORT_30 input_208; [L86] SORT_46 input_216; [L87] SORT_46 input_222; [L88] SORT_46 input_225; [L89] SORT_46 input_232; [L90] SORT_46 input_236; [L91] SORT_46 input_241; [L92] SORT_46 input_243; [L93] SORT_46 input_246; [L94] SORT_46 input_253; [L95] SORT_30 input_257; [L96] SORT_30 input_263; [L97] SORT_30 input_266; [L98] SORT_30 input_270; [L99] SORT_30 input_272; [L100] SORT_30 input_275; [L101] SORT_3 input_287; [L102] SORT_30 input_294; [L103] SORT_30 input_295; [L104] SORT_30 input_296; [L105] SORT_30 input_302; [L106] SORT_30 input_305; [L107] SORT_30 input_306; [L108] SORT_30 input_313; [L109] SORT_30 input_317; [L110] SORT_30 input_318; [L111] SORT_30 input_325; [L112] SORT_30 input_327; [L113] SORT_30 input_328; [L114] SORT_30 input_335; [L115] SORT_30 input_342; [L116] SORT_30 input_343; [L117] SORT_30 input_350; [L118] SORT_30 input_352; [L119] SORT_30 input_353; [L120] SORT_30 input_354; [L121] SORT_30 input_355; [L122] SORT_30 input_359; [L123] SORT_30 input_365; [L124] SORT_30 input_371; [L125] SORT_30 input_375; [L126] SORT_30 input_376; [L127] SORT_30 input_382; [L128] SORT_30 input_395; [L129] SORT_30 input_398; [L130] SORT_3 input_412; [L131] SORT_3 input_418; [L132] SORT_3 input_422; [L133] SORT_3 input_427; [L134] SORT_3 input_440; [L135] SORT_3 input_450; [L136] SORT_3 input_460; [L137] SORT_3 input_461; [L138] SORT_3 input_466; [L139] SORT_3 input_479; [L140] SORT_3 input_482; [L141] SORT_3 input_487; [L142] SORT_3 input_489; [L143] SORT_3 input_493; [L144] SORT_3 input_498; [L145] SORT_3 input_504; [L146] SORT_3 input_510; [L147] SORT_30 input_519; [L148] SORT_30 input_522; [L149] SORT_30 input_526; [L150] SORT_3 input_532; [L151] SORT_3 input_536; [L152] SORT_3 input_540; [L153] SORT_30 input_544; [L154] SORT_30 input_550; [L155] SORT_30 input_553; [L156] SORT_30 input_557; [L157] SORT_30 input_559; [L158] SORT_30 input_562; [L159] SORT_1 input_567; [L160] SORT_3 input_573; [L161] SORT_3 input_577; [L162] SORT_3 input_582; [L163] SORT_3 input_587; [L164] SORT_3 input_591; [L165] SORT_3 input_595; [L166] SORT_3 input_601; [L167] SORT_3 input_605; [L168] SORT_3 input_609; [L169] SORT_3 input_613; [L170] SORT_3 input_617; [L171] SORT_3 input_648; [L172] SORT_30 input_658; [L173] SORT_30 input_662; [L174] SORT_30 input_666; [L175] SORT_30 input_670; [L176] SORT_30 input_672; [L177] SORT_30 input_676; [L178] SORT_30 input_683; [L179] SORT_30 input_687; [L180] SORT_30 input_689; [L181] SORT_30 input_695; [L182] SORT_30 input_699; [L183] SORT_30 input_703; [L184] SORT_30 input_712; [L185] SORT_3 input_717; [L186] SORT_3 input_719; [L187] SORT_3 input_723; [L188] SORT_3 input_728; [L189] SORT_3 input_736; [L190] SORT_3 input_742; [L191] SORT_3 input_748; [L192] SORT_175 input_758; [L193] SORT_175 input_762; [L194] SORT_175 input_766; [L196] SORT_3 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L197] SORT_3 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L198] SORT_30 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_30; [L199] SORT_3 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L200] SORT_3 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L201] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L202] SORT_3 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L203] SORT_46 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_46; [L204] SORT_30 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_30; [L205] SORT_3 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L206] SORT_3 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L207] SORT_3 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L208] SORT_3 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L209] SORT_3 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L210] SORT_30 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_30; [L211] SORT_3 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L212] SORT_3 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L213] SORT_3 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L214] SORT_3 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L215] SORT_3 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L216] SORT_3 state_88 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L217] SORT_3 state_90 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L218] SORT_3 state_92 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L219] SORT_3 state_94 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L220] SORT_3 state_96 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L221] SORT_3 state_98 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L222] SORT_3 state_100 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L223] SORT_3 state_102 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L224] SORT_3 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L225] SORT_3 state_110 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L226] SORT_3 state_114 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L227] SORT_3 state_116 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L228] SORT_3 state_118 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L229] SORT_3 state_120 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L230] SORT_30 state_122 = __VERIFIER_nondet_uchar() & mask_SORT_30; [L231] SORT_3 state_124 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L232] SORT_30 state_126 = __VERIFIER_nondet_uchar() & mask_SORT_30; [L233] SORT_1 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L234] SORT_3 state_133 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L235] SORT_3 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L236] SORT_3 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L237] SORT_3 state_139 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L238] SORT_3 state_145 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L239] SORT_3 state_147 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L240] SORT_3 state_149 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L241] SORT_30 state_154 = __VERIFIER_nondet_uchar() & mask_SORT_30; [L242] SORT_3 state_156 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L243] SORT_3 state_158 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L244] SORT_3 state_168 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L245] SORT_3 state_170 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L246] SORT_3 state_172 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L247] SORT_175 state_177 = __VERIFIER_nondet_uchar() & mask_SORT_175; [L249] SORT_3 init_13_arg_1 = var_11; [L250] state_12 = init_13_arg_1 [L251] SORT_3 init_20_arg_1 = var_11; [L252] state_19 = init_20_arg_1 [L253] SORT_30 init_33_arg_1 = var_31; [L254] state_32 = init_33_arg_1 [L255] SORT_3 init_35_arg_1 = var_11; [L256] state_34 = init_35_arg_1 [L257] SORT_3 init_37_arg_1 = var_11; [L258] state_36 = init_37_arg_1 [L259] SORT_3 init_40_arg_1 = var_11; [L260] state_39 = init_40_arg_1 [L261] SORT_3 init_42_arg_1 = var_11; [L262] state_41 = init_42_arg_1 [L263] SORT_46 init_49_arg_1 = var_47; [L264] state_48 = init_49_arg_1 [L265] SORT_30 init_51_arg_1 = var_31; [L266] state_50 = init_51_arg_1 [L267] SORT_3 init_56_arg_1 = var_11; [L268] state_55 = init_56_arg_1 [L269] SORT_3 init_58_arg_1 = var_11; [L270] state_57 = init_58_arg_1 [L271] SORT_3 init_60_arg_1 = var_11; [L272] state_59 = init_60_arg_1 [L273] SORT_3 init_62_arg_1 = var_11; [L274] state_61 = init_62_arg_1 [L275] SORT_3 init_64_arg_1 = var_11; [L276] state_63 = init_64_arg_1 [L277] SORT_30 init_66_arg_1 = var_31; [L278] state_65 = init_66_arg_1 [L279] SORT_3 init_70_arg_1 = var_11; [L280] state_69 = init_70_arg_1 [L281] SORT_3 init_72_arg_1 = var_11; [L282] state_71 = init_72_arg_1 [L283] SORT_3 init_80_arg_1 = var_11; [L284] state_79 = init_80_arg_1 [L285] SORT_3 init_85_arg_1 = var_11; [L286] state_84 = init_85_arg_1 [L287] SORT_3 init_87_arg_1 = var_11; [L288] state_86 = init_87_arg_1 [L289] SORT_3 init_89_arg_1 = var_11; [L290] state_88 = init_89_arg_1 [L291] SORT_3 init_91_arg_1 = var_11; [L292] state_90 = init_91_arg_1 [L293] SORT_3 init_93_arg_1 = var_11; [L294] state_92 = init_93_arg_1 [L295] SORT_3 init_95_arg_1 = var_11; [L296] state_94 = init_95_arg_1 [L297] SORT_3 init_97_arg_1 = var_11; [L298] state_96 = init_97_arg_1 [L299] SORT_3 init_99_arg_1 = var_11; [L300] state_98 = init_99_arg_1 [L301] SORT_3 init_101_arg_1 = var_11; [L302] state_100 = init_101_arg_1 [L303] SORT_3 init_103_arg_1 = var_11; [L304] state_102 = init_103_arg_1 [L305] SORT_3 init_109_arg_1 = var_11; [L306] state_108 = init_109_arg_1 [L307] SORT_3 init_111_arg_1 = var_11; [L308] state_110 = init_111_arg_1 [L309] SORT_3 init_115_arg_1 = var_11; [L310] state_114 = init_115_arg_1 [L311] SORT_3 init_117_arg_1 = var_11; [L312] state_116 = init_117_arg_1 [L313] SORT_3 init_119_arg_1 = var_11; [L314] state_118 = init_119_arg_1 [L315] SORT_3 init_121_arg_1 = var_11; [L316] state_120 = init_121_arg_1 [L317] SORT_30 init_123_arg_1 = var_31; [L318] state_122 = init_123_arg_1 [L319] SORT_3 init_125_arg_1 = var_11; [L320] state_124 = init_125_arg_1 [L321] SORT_30 init_127_arg_1 = var_31; [L322] state_126 = init_127_arg_1 [L323] SORT_1 init_132_arg_1 = var_130; [L324] state_131 = init_132_arg_1 [L325] SORT_3 init_134_arg_1 = var_11; [L326] state_133 = init_134_arg_1 [L327] SORT_3 init_136_arg_1 = var_11; [L328] state_135 = init_136_arg_1 [L329] SORT_3 init_138_arg_1 = var_11; [L330] state_137 = init_138_arg_1 [L331] SORT_3 init_140_arg_1 = var_11; [L332] state_139 = init_140_arg_1 [L333] SORT_3 init_146_arg_1 = var_11; [L334] state_145 = init_146_arg_1 [L335] SORT_3 init_148_arg_1 = var_11; [L336] state_147 = init_148_arg_1 [L337] SORT_3 init_150_arg_1 = var_11; [L338] state_149 = init_150_arg_1 [L339] SORT_30 init_155_arg_1 = var_31; [L340] state_154 = init_155_arg_1 [L341] SORT_3 init_157_arg_1 = var_11; [L342] state_156 = init_157_arg_1 [L343] SORT_3 init_159_arg_1 = var_11; [L344] state_158 = init_159_arg_1 [L345] SORT_3 init_169_arg_1 = var_26; [L346] state_168 = init_169_arg_1 [L347] SORT_3 init_171_arg_1 = var_11; [L348] state_170 = init_171_arg_1 [L349] SORT_3 init_173_arg_1 = var_11; [L350] state_172 = init_173_arg_1 [L351] SORT_175 init_178_arg_1 = var_176; [L352] state_177 = init_178_arg_1 VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_16=1, var_176=0, var_196=1, var_217=0, var_226=2, var_227=3, var_26=1, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L355] input_2 = __VERIFIER_nondet_uchar() [L356] input_4 = __VERIFIER_nondet_uchar() [L357] input_4 = input_4 & mask_SORT_3 VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_2=125, input_4=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_16=1, var_176=0, var_196=1, var_217=0, var_226=2, var_227=3, var_26=1, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L358] input_5 = __VERIFIER_nondet_uchar() [L359] input_6 = __VERIFIER_nondet_uchar() [L360] input_7 = __VERIFIER_nondet_uchar() [L361] input_8 = __VERIFIER_nondet_uchar() [L362] input_9 = __VERIFIER_nondet_uchar() [L363] input_9 = input_9 & mask_SORT_3 VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_2=125, input_4=0, input_5=34, input_6=77, input_7=18, input_8=121, input_9=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_16=1, var_176=0, var_196=1, var_217=0, var_226=2, var_227=3, var_26=1, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L364] input_10 = __VERIFIER_nondet_uchar() [L365] input_10 = input_10 & mask_SORT_3 VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_10=0, input_2=125, input_4=0, input_5=34, input_6=77, input_7=18, input_8=121, input_9=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_16=1, var_176=0, var_196=1, var_217=0, var_226=2, var_227=3, var_26=1, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L366] input_67 = __VERIFIER_nondet_uchar() [L367] input_112 = __VERIFIER_nondet_uchar() [L368] input_141 = __VERIFIER_nondet_uchar() [L369] input_143 = __VERIFIER_nondet_uchar() [L370] input_160 = __VERIFIER_nondet_uchar() [L371] input_162 = __VERIFIER_nondet_uchar() [L372] input_164 = __VERIFIER_nondet_uchar() [L373] input_166 = __VERIFIER_nondet_uchar() [L374] input_185 = __VERIFIER_nondet_uchar() [L375] input_188 = __VERIFIER_nondet_uchar() [L376] input_192 = __VERIFIER_nondet_uchar() [L377] input_201 = __VERIFIER_nondet_uchar() [L378] input_204 = __VERIFIER_nondet_uchar() [L379] input_208 = __VERIFIER_nondet_uchar() [L380] input_216 = __VERIFIER_nondet_uchar() [L381] input_222 = __VERIFIER_nondet_uchar() [L382] input_225 = __VERIFIER_nondet_uchar() [L383] input_232 = __VERIFIER_nondet_uchar() [L384] input_236 = __VERIFIER_nondet_uchar() [L385] input_241 = __VERIFIER_nondet_uchar() [L386] input_243 = __VERIFIER_nondet_uchar() [L387] input_246 = __VERIFIER_nondet_uchar() [L388] input_253 = __VERIFIER_nondet_uchar() [L389] input_257 = __VERIFIER_nondet_uchar() [L390] input_263 = __VERIFIER_nondet_uchar() [L391] input_266 = __VERIFIER_nondet_uchar() [L392] input_270 = __VERIFIER_nondet_uchar() [L393] input_272 = __VERIFIER_nondet_uchar() [L394] input_275 = __VERIFIER_nondet_uchar() [L395] input_287 = __VERIFIER_nondet_uchar() [L396] input_294 = __VERIFIER_nondet_uchar() [L397] input_295 = __VERIFIER_nondet_uchar() [L398] input_296 = __VERIFIER_nondet_uchar() [L399] input_302 = __VERIFIER_nondet_uchar() [L400] input_305 = __VERIFIER_nondet_uchar() [L401] input_306 = __VERIFIER_nondet_uchar() [L402] input_313 = __VERIFIER_nondet_uchar() [L403] input_317 = __VERIFIER_nondet_uchar() [L404] input_318 = __VERIFIER_nondet_uchar() [L405] input_325 = __VERIFIER_nondet_uchar() [L406] input_327 = __VERIFIER_nondet_uchar() [L407] input_328 = __VERIFIER_nondet_uchar() [L408] input_335 = __VERIFIER_nondet_uchar() [L409] input_342 = __VERIFIER_nondet_uchar() [L410] input_343 = __VERIFIER_nondet_uchar() [L411] input_350 = __VERIFIER_nondet_uchar() [L412] input_352 = __VERIFIER_nondet_uchar() [L413] input_353 = __VERIFIER_nondet_uchar() [L414] input_354 = __VERIFIER_nondet_uchar() [L415] input_355 = __VERIFIER_nondet_uchar() [L416] input_359 = __VERIFIER_nondet_uchar() [L417] input_365 = __VERIFIER_nondet_uchar() [L418] input_371 = __VERIFIER_nondet_uchar() [L419] input_375 = __VERIFIER_nondet_uchar() [L420] input_376 = __VERIFIER_nondet_uchar() [L421] input_382 = __VERIFIER_nondet_uchar() [L422] input_395 = __VERIFIER_nondet_uchar() [L423] input_398 = __VERIFIER_nondet_uchar() [L424] input_412 = __VERIFIER_nondet_uchar() [L425] input_418 = __VERIFIER_nondet_uchar() [L426] input_422 = __VERIFIER_nondet_uchar() [L427] input_427 = __VERIFIER_nondet_uchar() [L428] input_440 = __VERIFIER_nondet_uchar() [L429] input_450 = __VERIFIER_nondet_uchar() [L430] input_460 = __VERIFIER_nondet_uchar() [L431] input_461 = __VERIFIER_nondet_uchar() [L432] input_466 = __VERIFIER_nondet_uchar() [L433] input_479 = __VERIFIER_nondet_uchar() [L434] input_482 = __VERIFIER_nondet_uchar() [L435] input_487 = __VERIFIER_nondet_uchar() [L436] input_489 = __VERIFIER_nondet_uchar() [L437] input_493 = __VERIFIER_nondet_uchar() [L438] input_498 = __VERIFIER_nondet_uchar() [L439] input_504 = __VERIFIER_nondet_uchar() [L440] input_510 = __VERIFIER_nondet_uchar() [L441] input_519 = __VERIFIER_nondet_uchar() [L442] input_522 = __VERIFIER_nondet_uchar() [L443] input_526 = __VERIFIER_nondet_uchar() [L444] input_532 = __VERIFIER_nondet_uchar() [L445] input_536 = __VERIFIER_nondet_uchar() [L446] input_540 = __VERIFIER_nondet_uchar() [L447] input_544 = __VERIFIER_nondet_uchar() [L448] input_550 = __VERIFIER_nondet_uchar() [L449] input_553 = __VERIFIER_nondet_uchar() [L450] input_557 = __VERIFIER_nondet_uchar() [L451] input_559 = __VERIFIER_nondet_uchar() [L452] input_562 = __VERIFIER_nondet_uchar() [L453] input_567 = __VERIFIER_nondet_uchar() [L454] input_573 = __VERIFIER_nondet_uchar() [L455] input_577 = __VERIFIER_nondet_uchar() [L456] input_582 = __VERIFIER_nondet_uchar() [L457] input_587 = __VERIFIER_nondet_uchar() [L458] input_591 = __VERIFIER_nondet_uchar() [L459] input_595 = __VERIFIER_nondet_uchar() [L460] input_601 = __VERIFIER_nondet_uchar() [L461] input_605 = __VERIFIER_nondet_uchar() [L462] input_609 = __VERIFIER_nondet_uchar() [L463] input_613 = __VERIFIER_nondet_uchar() [L464] input_617 = __VERIFIER_nondet_uchar() [L465] input_648 = __VERIFIER_nondet_uchar() [L466] input_658 = __VERIFIER_nondet_uchar() [L467] input_662 = __VERIFIER_nondet_uchar() [L468] input_666 = __VERIFIER_nondet_uchar() [L469] input_670 = __VERIFIER_nondet_uchar() [L470] input_672 = __VERIFIER_nondet_uchar() [L471] input_676 = __VERIFIER_nondet_uchar() [L472] input_683 = __VERIFIER_nondet_uchar() [L473] input_687 = __VERIFIER_nondet_uchar() [L474] input_689 = __VERIFIER_nondet_uchar() [L475] input_695 = __VERIFIER_nondet_uchar() [L476] input_699 = __VERIFIER_nondet_uchar() [L477] input_703 = __VERIFIER_nondet_uchar() [L478] input_712 = __VERIFIER_nondet_uchar() [L479] input_717 = __VERIFIER_nondet_uchar() [L480] input_719 = __VERIFIER_nondet_uchar() [L481] input_723 = __VERIFIER_nondet_uchar() [L482] input_728 = __VERIFIER_nondet_uchar() [L483] input_736 = __VERIFIER_nondet_uchar() [L484] input_742 = __VERIFIER_nondet_uchar() [L485] input_748 = __VERIFIER_nondet_uchar() [L486] input_758 = __VERIFIER_nondet_uchar() [L487] input_762 = __VERIFIER_nondet_uchar() [L488] input_766 = __VERIFIER_nondet_uchar() [L491] SORT_3 var_15_arg_0 = state_12; VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_10=0, input_112=1, input_141=84, input_143=123, input_160=98, input_162=126, input_164=39, input_166=122, input_185=117, input_188=25, input_192=111, input_2=125, input_201=116, input_204=64, input_208=4, input_216=57, input_222=12, input_225=47, input_232=10, input_236=101, input_241=14, input_243=94, input_246=54, input_253=72, input_257=35, input_263=49, input_266=87, input_270=82, input_272=2, input_275=59, input_287=80, input_294=21, input_295=8, input_296=90, input_302=9, input_305=51, input_306=53, input_313=120, input_317=81, input_318=38, input_325=13, input_327=85, input_328=71, input_335=83, input_342=23, input_343=119, input_350=124, input_352=17, input_353=74, input_354=114, input_355=46, input_359=128, input_365=40, input_371=104, input_375=55, input_376=48, input_382=31, input_395=63, input_398=36, input_4=0, input_412=129, input_418=76, input_422=127, input_427=26, input_440=56, input_450=22, input_460=102, input_461=107, input_466=3, input_479=30, input_482=65, input_487=112, input_489=60, input_493=99, input_498=42, input_5=34, input_504=86, input_510=28, input_519=88, input_522=15, input_526=32, input_532=106, input_536=5, input_540=27, input_544=67, input_550=37, input_553=105, input_557=89, input_559=78, input_562=79, input_567=44, input_573=45, input_577=103, input_582=95, input_587=115, input_591=69, input_595=24, input_6=77, input_601=109, input_605=92, input_609=96, input_613=113, input_617=6, input_648=20, input_658=75, input_662=66, input_666=91, input_67=52, input_670=43, input_672=61, input_676=93, input_683=7, input_687=11, input_689=58, input_695=70, input_699=19, input_7=18, input_703=73, input_712=50, input_717=68, input_719=110, input_723=29, input_728=41, input_736=108, input_742=16, input_748=62, input_758=100, input_762=118, input_766=97, input_8=121, input_9=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_15_arg_0=0, var_16=1, var_176=0, var_196=1, var_217=0, var_226=2, var_227=3, var_26=1, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L492] var_15_arg_0 = var_15_arg_0 & mask_SORT_3 VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_10=0, input_112=1, input_141=84, input_143=123, input_160=98, input_162=126, input_164=39, input_166=122, input_185=117, input_188=25, input_192=111, input_2=125, input_201=116, input_204=64, input_208=4, input_216=57, input_222=12, input_225=47, input_232=10, input_236=101, input_241=14, input_243=94, input_246=54, input_253=72, input_257=35, input_263=49, input_266=87, input_270=82, input_272=2, input_275=59, input_287=80, input_294=21, input_295=8, input_296=90, input_302=9, input_305=51, input_306=53, input_313=120, input_317=81, input_318=38, input_325=13, input_327=85, input_328=71, input_335=83, input_342=23, input_343=119, input_350=124, input_352=17, input_353=74, input_354=114, input_355=46, input_359=128, input_365=40, input_371=104, input_375=55, input_376=48, input_382=31, input_395=63, input_398=36, input_4=0, input_412=129, input_418=76, input_422=127, input_427=26, input_440=56, input_450=22, input_460=102, input_461=107, input_466=3, input_479=30, input_482=65, input_487=112, input_489=60, input_493=99, input_498=42, input_5=34, input_504=86, input_510=28, input_519=88, input_522=15, input_526=32, input_532=106, input_536=5, input_540=27, input_544=67, input_550=37, input_553=105, input_557=89, input_559=78, input_562=79, input_567=44, input_573=45, input_577=103, input_582=95, input_587=115, input_591=69, input_595=24, input_6=77, input_601=109, input_605=92, input_609=96, input_613=113, input_617=6, input_648=20, input_658=75, input_662=66, input_666=91, input_67=52, input_670=43, input_672=61, input_676=93, input_683=7, input_687=11, input_689=58, input_695=70, input_699=19, input_7=18, input_703=73, input_712=50, input_717=68, input_719=110, input_723=29, input_728=41, input_736=108, input_742=16, input_748=62, input_758=100, input_762=118, input_766=97, input_8=121, input_9=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_15_arg_0=0, var_16=1, var_176=0, var_196=1, var_217=0, var_226=2, var_227=3, var_26=1, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L493] SORT_14 var_15 = var_15_arg_0; [L494] SORT_14 var_17_arg_0 = var_15; [L495] SORT_14 var_17_arg_1 = var_16; [L496] SORT_3 var_17 = var_17_arg_0 == var_17_arg_1; [L497] SORT_3 var_18_arg_0 = var_17; [L498] SORT_3 var_18 = ~var_18_arg_0; [L499] SORT_3 var_21_arg_0 = state_19; VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_10=0, input_112=1, input_141=84, input_143=123, input_160=98, input_162=126, input_164=39, input_166=122, input_185=117, input_188=25, input_192=111, input_2=125, input_201=116, input_204=64, input_208=4, input_216=57, input_222=12, input_225=47, input_232=10, input_236=101, input_241=14, input_243=94, input_246=54, input_253=72, input_257=35, input_263=49, input_266=87, input_270=82, input_272=2, input_275=59, input_287=80, input_294=21, input_295=8, input_296=90, input_302=9, input_305=51, input_306=53, input_313=120, input_317=81, input_318=38, input_325=13, input_327=85, input_328=71, input_335=83, input_342=23, input_343=119, input_350=124, input_352=17, input_353=74, input_354=114, input_355=46, input_359=128, input_365=40, input_371=104, input_375=55, input_376=48, input_382=31, input_395=63, input_398=36, input_4=0, input_412=129, input_418=76, input_422=127, input_427=26, input_440=56, input_450=22, input_460=102, input_461=107, input_466=3, input_479=30, input_482=65, input_487=112, input_489=60, input_493=99, input_498=42, input_5=34, input_504=86, input_510=28, input_519=88, input_522=15, input_526=32, input_532=106, input_536=5, input_540=27, input_544=67, input_550=37, input_553=105, input_557=89, input_559=78, input_562=79, input_567=44, input_573=45, input_577=103, input_582=95, input_587=115, input_591=69, input_595=24, input_6=77, input_601=109, input_605=92, input_609=96, input_613=113, input_617=6, input_648=20, input_658=75, input_662=66, input_666=91, input_67=52, input_670=43, input_672=61, input_676=93, input_683=7, input_687=11, input_689=58, input_695=70, input_699=19, input_7=18, input_703=73, input_712=50, input_717=68, input_719=110, input_723=29, input_728=41, input_736=108, input_742=16, input_748=62, input_758=100, input_762=118, input_766=97, input_8=121, input_9=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_15=0, var_15_arg_0=0, var_16=1, var_17=0, var_176=0, var_17_arg_0=0, var_17_arg_1=1, var_18_arg_0=0, var_196=1, var_217=0, var_21_arg_0=0, var_226=2, var_227=3, var_26=1, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L500] var_21_arg_0 = var_21_arg_0 & mask_SORT_3 VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_10=0, input_112=1, input_141=84, input_143=123, input_160=98, input_162=126, input_164=39, input_166=122, input_185=117, input_188=25, input_192=111, input_2=125, input_201=116, input_204=64, input_208=4, input_216=57, input_222=12, input_225=47, input_232=10, input_236=101, input_241=14, input_243=94, input_246=54, input_253=72, input_257=35, input_263=49, input_266=87, input_270=82, input_272=2, input_275=59, input_287=80, input_294=21, input_295=8, input_296=90, input_302=9, input_305=51, input_306=53, input_313=120, input_317=81, input_318=38, input_325=13, input_327=85, input_328=71, input_335=83, input_342=23, input_343=119, input_350=124, input_352=17, input_353=74, input_354=114, input_355=46, input_359=128, input_365=40, input_371=104, input_375=55, input_376=48, input_382=31, input_395=63, input_398=36, input_4=0, input_412=129, input_418=76, input_422=127, input_427=26, input_440=56, input_450=22, input_460=102, input_461=107, input_466=3, input_479=30, input_482=65, input_487=112, input_489=60, input_493=99, input_498=42, input_5=34, input_504=86, input_510=28, input_519=88, input_522=15, input_526=32, input_532=106, input_536=5, input_540=27, input_544=67, input_550=37, input_553=105, input_557=89, input_559=78, input_562=79, input_567=44, input_573=45, input_577=103, input_582=95, input_587=115, input_591=69, input_595=24, input_6=77, input_601=109, input_605=92, input_609=96, input_613=113, input_617=6, input_648=20, input_658=75, input_662=66, input_666=91, input_67=52, input_670=43, input_672=61, input_676=93, input_683=7, input_687=11, input_689=58, input_695=70, input_699=19, input_7=18, input_703=73, input_712=50, input_717=68, input_719=110, input_723=29, input_728=41, input_736=108, input_742=16, input_748=62, input_758=100, input_762=118, input_766=97, input_8=121, input_9=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_15=0, var_15_arg_0=0, var_16=1, var_17=0, var_176=0, var_17_arg_0=0, var_17_arg_1=1, var_18_arg_0=0, var_196=1, var_217=0, var_21_arg_0=0, var_226=2, var_227=3, var_26=1, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L501] SORT_14 var_21 = var_21_arg_0; [L502] SORT_14 var_22_arg_0 = var_21; [L503] SORT_14 var_22_arg_1 = var_16; [L504] SORT_3 var_22 = var_22_arg_0 == var_22_arg_1; [L505] SORT_3 var_23_arg_0 = var_18; [L506] SORT_3 var_23_arg_1 = var_22; [L507] SORT_3 var_23 = var_23_arg_0 | var_23_arg_1; [L508] SORT_3 var_27_arg_0 = var_23; [L509] SORT_3 var_27 = ~var_27_arg_0; [L510] SORT_3 var_28_arg_0 = var_26; [L511] SORT_3 var_28_arg_1 = var_27; [L512] SORT_3 var_28 = var_28_arg_0 & var_28_arg_1; VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_10=0, input_112=1, input_141=84, input_143=123, input_160=98, input_162=126, input_164=39, input_166=122, input_185=117, input_188=25, input_192=111, input_2=125, input_201=116, input_204=64, input_208=4, input_216=57, input_222=12, input_225=47, input_232=10, input_236=101, input_241=14, input_243=94, input_246=54, input_253=72, input_257=35, input_263=49, input_266=87, input_270=82, input_272=2, input_275=59, input_287=80, input_294=21, input_295=8, input_296=90, input_302=9, input_305=51, input_306=53, input_313=120, input_317=81, input_318=38, input_325=13, input_327=85, input_328=71, input_335=83, input_342=23, input_343=119, input_350=124, input_352=17, input_353=74, input_354=114, input_355=46, input_359=128, input_365=40, input_371=104, input_375=55, input_376=48, input_382=31, input_395=63, input_398=36, input_4=0, input_412=129, input_418=76, input_422=127, input_427=26, input_440=56, input_450=22, input_460=102, input_461=107, input_466=3, input_479=30, input_482=65, input_487=112, input_489=60, input_493=99, input_498=42, input_5=34, input_504=86, input_510=28, input_519=88, input_522=15, input_526=32, input_532=106, input_536=5, input_540=27, input_544=67, input_550=37, input_553=105, input_557=89, input_559=78, input_562=79, input_567=44, input_573=45, input_577=103, input_582=95, input_587=115, input_591=69, input_595=24, input_6=77, input_601=109, input_605=92, input_609=96, input_613=113, input_617=6, input_648=20, input_658=75, input_662=66, input_666=91, input_67=52, input_670=43, input_672=61, input_676=93, input_683=7, input_687=11, input_689=58, input_695=70, input_699=19, input_7=18, input_703=73, input_712=50, input_717=68, input_719=110, input_723=29, input_728=41, input_736=108, input_742=16, input_748=62, input_758=100, input_762=118, input_766=97, input_8=121, input_9=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_15=0, var_15_arg_0=0, var_16=1, var_17=0, var_176=0, var_17_arg_0=0, var_17_arg_1=1, var_18=2, var_18_arg_0=0, var_196=1, var_21=0, var_217=0, var_21_arg_0=0, var_22=0, var_226=2, var_227=3, var_22_arg_0=0, var_22_arg_1=1, var_23=2, var_23_arg_0=2, var_23_arg_1=0, var_26=1, var_27=255, var_27_arg_0=2, var_28=33, var_28_arg_0=1, var_28_arg_1=255, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L513] var_28 = var_28 & mask_SORT_3 VAL [init_101_arg_1=0, init_103_arg_1=0, init_109_arg_1=0, init_111_arg_1=0, init_115_arg_1=0, init_117_arg_1=0, init_119_arg_1=0, init_121_arg_1=0, init_123_arg_1=0, init_125_arg_1=0, init_127_arg_1=0, init_132_arg_1=0, init_134_arg_1=0, init_136_arg_1=0, init_138_arg_1=0, init_13_arg_1=0, init_140_arg_1=0, init_146_arg_1=0, init_148_arg_1=0, init_150_arg_1=0, init_155_arg_1=0, init_157_arg_1=0, init_159_arg_1=0, init_169_arg_1=1, init_171_arg_1=0, init_173_arg_1=0, init_178_arg_1=0, init_20_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_40_arg_1=0, init_42_arg_1=0, init_49_arg_1=1, init_51_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_62_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_70_arg_1=0, init_72_arg_1=0, init_80_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_89_arg_1=0, init_91_arg_1=0, init_93_arg_1=0, init_95_arg_1=0, init_97_arg_1=0, init_99_arg_1=0, input_10=0, input_112=1, input_141=84, input_143=123, input_160=98, input_162=126, input_164=39, input_166=122, input_185=117, input_188=25, input_192=111, input_2=125, input_201=116, input_204=64, input_208=4, input_216=57, input_222=12, input_225=47, input_232=10, input_236=101, input_241=14, input_243=94, input_246=54, input_253=72, input_257=35, input_263=49, input_266=87, input_270=82, input_272=2, input_275=59, input_287=80, input_294=21, input_295=8, input_296=90, input_302=9, input_305=51, input_306=53, input_313=120, input_317=81, input_318=38, input_325=13, input_327=85, input_328=71, input_335=83, input_342=23, input_343=119, input_350=124, input_352=17, input_353=74, input_354=114, input_355=46, input_359=128, input_365=40, input_371=104, input_375=55, input_376=48, input_382=31, input_395=63, input_398=36, input_4=0, input_412=129, input_418=76, input_422=127, input_427=26, input_440=56, input_450=22, input_460=102, input_461=107, input_466=3, input_479=30, input_482=65, input_487=112, input_489=60, input_493=99, input_498=42, input_5=34, input_504=86, input_510=28, input_519=88, input_522=15, input_526=32, input_532=106, input_536=5, input_540=27, input_544=67, input_550=37, input_553=105, input_557=89, input_559=78, input_562=79, input_567=44, input_573=45, input_577=103, input_582=95, input_587=115, input_591=69, input_595=24, input_6=77, input_601=109, input_605=92, input_609=96, input_613=113, input_617=6, input_648=20, input_658=75, input_662=66, input_666=91, input_67=52, input_670=43, input_672=61, input_676=93, input_683=7, input_687=11, input_689=58, input_695=70, input_699=19, input_7=18, input_703=73, input_712=50, input_717=68, input_719=110, input_723=29, input_728=41, input_736=108, input_742=16, input_748=62, input_758=100, input_762=118, input_766=97, input_8=121, input_9=0, mask_SORT_1=255, mask_SORT_14=4294967295, mask_SORT_175=31, mask_SORT_3=1, mask_SORT_30=7, mask_SORT_46=3, msb_SORT_1=128, msb_SORT_14=2147483648, msb_SORT_175=16, msb_SORT_3=1, msb_SORT_30=4, msb_SORT_46=2, state_100=0, state_102=0, state_108=0, state_110=0, state_114=0, state_116=0, state_118=0, state_12=0, state_120=0, state_122=0, state_124=0, state_126=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_145=0, state_147=0, state_149=0, state_154=0, state_156=0, state_158=0, state_168=1, state_170=0, state_172=0, state_177=0, state_19=0, state_32=0, state_34=0, state_36=0, state_39=0, state_41=0, state_48=1, state_50=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_69=0, state_71=0, state_79=0, state_84=0, state_86=0, state_88=0, state_90=0, state_92=0, state_94=0, state_96=0, state_98=0, var_11=0, var_130=0, var_15=0, var_15_arg_0=0, var_16=1, var_17=0, var_176=0, var_17_arg_0=0, var_17_arg_1=1, var_18=2, var_18_arg_0=0, var_196=1, var_21=0, var_217=0, var_21_arg_0=0, var_22=0, var_226=2, var_227=3, var_22_arg_0=0, var_22_arg_1=1, var_23=2, var_23_arg_0=2, var_23_arg_1=0, var_26=1, var_27=255, var_27_arg_0=2, var_28=1, var_28_arg_0=1, var_28_arg_1=255, var_307=2, var_31=0, var_319=3, var_329=4, var_344=5, var_356=7, var_404=31, var_47=1, var_52=6, var_569=128, var_753=1] [L514] SORT_3 bad_29_arg_0 = var_28; [L515] CALL __VERIFIER_assert(!(bad_29_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 287 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1377 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1377 mSDsluCounter, 1013 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 518 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 495 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=287occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 295 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 16 ConstructedInterpolants, 0 QuantifiedInterpolants, 21 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-16 10:54:11,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e89e5e5c49081a46f4bb1120b29875f7db71286809210e10b7d8629fd6832294 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 10:54:14,156 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:54:14,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:54:14,198 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:54:14,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:54:14,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:54:14,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:54:14,212 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:54:14,215 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:54:14,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:54:14,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:54:14,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:54:14,225 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:54:14,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:54:14,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:54:14,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:54:14,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:54:14,234 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:54:14,239 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:54:14,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:54:14,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:54:14,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:54:14,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:54:14,253 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:54:14,259 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:54:14,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:54:14,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:54:14,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:54:14,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:54:14,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:54:14,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:54:14,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:54:14,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:54:14,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:54:14,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:54:14,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:54:14,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:54:14,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:54:14,275 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:54:14,276 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:54:14,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:54:14,282 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 10:54:14,314 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:54:14,315 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:54:14,323 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:54:14,323 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:54:14,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:54:14,325 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:54:14,326 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:54:14,326 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:54:14,326 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:54:14,327 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:54:14,328 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:54:14,328 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:54:14,328 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:54:14,328 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:54:14,329 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 10:54:14,329 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 10:54:14,329 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 10:54:14,329 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:54:14,330 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:54:14,330 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:54:14,330 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:54:14,330 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:54:14,330 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:54:14,331 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:54:14,331 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:54:14,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:54:14,332 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:54:14,332 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 10:54:14,332 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 10:54:14,332 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:54:14,332 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:54:14,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:54:14,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 10:54:14,333 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e89e5e5c49081a46f4bb1120b29875f7db71286809210e10b7d8629fd6832294 [2022-11-16 10:54:14,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:54:14,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:54:14,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:54:14,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:54:14,771 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:54:14,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c [2022-11-16 10:54:14,844 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data/4433a7fd5/5483ae24ab6245a6bb2fd9b1b70f31ab/FLAGc8a6c2644 [2022-11-16 10:54:15,498 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:54:15,504 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c [2022-11-16 10:54:15,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data/4433a7fd5/5483ae24ab6245a6bb2fd9b1b70f31ab/FLAGc8a6c2644 [2022-11-16 10:54:15,729 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/data/4433a7fd5/5483ae24ab6245a6bb2fd9b1b70f31ab [2022-11-16 10:54:15,732 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:54:15,734 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:54:15,739 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:54:15,739 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:54:15,742 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:54:15,743 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d4d1c4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:15, skipping insertion in model container [2022-11-16 10:54:15,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:54:15" (1/1) ... [2022-11-16 10:54:15,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:54:15,833 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:54:16,080 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c[1107,1120] [2022-11-16 10:54:16,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:54:16,511 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:54:16,521 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c[1107,1120] [2022-11-16 10:54:16,658 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:54:16,671 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:54:16,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16 WrapperNode [2022-11-16 10:54:16,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:54:16,673 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:54:16,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:54:16,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:54:16,681 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,733 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,880 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2328 [2022-11-16 10:54:16,880 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:54:16,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:54:16,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:54:16,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:54:16,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,954 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,962 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,970 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:54:16,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:54:16,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:54:16,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:54:16,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (1/1) ... [2022-11-16 10:54:16,996 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:54:17,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:54:17,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:54:17,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:54:17,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:54:17,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:54:17,733 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:54:17,735 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:54:20,897 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:54:20,904 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:54:20,904 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 10:54:20,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:20 BoogieIcfgContainer [2022-11-16 10:54:20,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 10:54:20,911 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 10:54:20,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 10:54:20,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 10:54:20,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:54:15" (1/3) ... [2022-11-16 10:54:20,915 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee6af1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:54:20, skipping insertion in model container [2022-11-16 10:54:20,915 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:54:16" (2/3) ... [2022-11-16 10:54:20,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee6af1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:54:20, skipping insertion in model container [2022-11-16 10:54:20,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:54:20" (3/3) ... [2022-11-16 10:54:20,917 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_usb_phy_1.c [2022-11-16 10:54:20,936 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 10:54:20,936 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 10:54:20,999 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 10:54:21,007 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=PETRI_NET, 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;@d7f8df2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 10:54:21,007 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 10:54:21,011 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 10:54:21,017 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:21,018 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 10:54:21,019 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:21,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:21,025 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 10:54:21,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:21,041 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [814940312] [2022-11-16 10:54:21,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:21,042 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:21,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:21,050 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:54:21,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 10:54:21,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:21,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 295 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-16 10:54:21,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:21,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:21,887 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 10:54:21,888 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:54:21,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [814940312] [2022-11-16 10:54:21,889 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [814940312] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:54:21,889 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:54:21,889 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 10:54:21,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940152647] [2022-11-16 10:54:21,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:54:21,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 10:54:21,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:54:21,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 10:54:21,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 10:54:21,932 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:22,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:22,231 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 10:54:22,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 10:54:22,234 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-16 10:54:22,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:22,241 INFO L225 Difference]: With dead ends: 20 [2022-11-16 10:54:22,241 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 10:54:22,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 10:54:22,247 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:22,248 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-16 10:54:22,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 10:54:22,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 10:54:22,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:22,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 10:54:22,280 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 10:54:22,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:22,280 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 10:54:22,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 10:54:22,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 10:54:22,281 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:22,282 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 10:54:22,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:22,503 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:22,504 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:22,504 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:22,504 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 10:54:22,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:22,508 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1619041863] [2022-11-16 10:54:22,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:54:22,508 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:22,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:22,514 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:54:22,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-16 10:54:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:54:23,640 INFO L263 TraceCheckSpWp]: Trace formula consists of 2018 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-16 10:54:23,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:23,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:23,826 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:54:24,047 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:24,048 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:54:24,048 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1619041863] [2022-11-16 10:54:24,048 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1619041863] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 10:54:24,049 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 10:54:24,049 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-16 10:54:24,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376593468] [2022-11-16 10:54:24,049 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 10:54:24,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 10:54:24,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:54:24,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 10:54:24,053 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-16 10:54:24,054 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:24,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:24,641 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-16 10:54:24,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 10:54:24,643 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-16 10:54:24,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:24,644 INFO L225 Difference]: With dead ends: 16 [2022-11-16 10:54:24,644 INFO L226 Difference]: Without dead ends: 14 [2022-11-16 10:54:24,645 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-11-16 10:54:24,646 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 8 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 12 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:24,646 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 23 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 12 Unchecked, 0.5s Time] [2022-11-16 10:54:24,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-16 10:54:24,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-16 10:54:24,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:24,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-16 10:54:24,651 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-16 10:54:24,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:24,651 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-16 10:54:24,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:24,651 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-16 10:54:24,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 10:54:24,652 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:24,652 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-16 10:54:24,679 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:24,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:24,863 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:24,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:24,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-16 10:54:24,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:24,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2291103] [2022-11-16 10:54:24,869 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 10:54:24,870 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:24,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:24,871 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:54:24,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-16 10:54:26,501 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 10:54:26,501 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 10:54:26,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 3741 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-16 10:54:26,595 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:26,749 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:26,749 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:54:27,049 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:27,050 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:54:27,050 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2291103] [2022-11-16 10:54:27,051 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2291103] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 10:54:27,054 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 10:54:27,054 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-16 10:54:27,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073788278] [2022-11-16 10:54:27,054 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 10:54:27,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-16 10:54:27,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:54:27,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-16 10:54:27,057 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-16 10:54:27,058 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:27,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:27,856 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-11-16 10:54:27,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-16 10:54:27,856 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-16 10:54:27,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:27,857 INFO L225 Difference]: With dead ends: 19 [2022-11-16 10:54:27,857 INFO L226 Difference]: Without dead ends: 17 [2022-11-16 10:54:27,858 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2022-11-16 10:54:27,858 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 18 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 16 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:27,859 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 23 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 16 Unchecked, 0.7s Time] [2022-11-16 10:54:27,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-16 10:54:27,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-16 10:54:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:27,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-16 10:54:27,864 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-16 10:54:27,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:27,864 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-16 10:54:27,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:27,865 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-16 10:54:27,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 10:54:27,865 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:27,865 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-16 10:54:27,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:28,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:28,079 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:28,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:28,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-16 10:54:28,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:28,083 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1873190108] [2022-11-16 10:54:28,083 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 10:54:28,083 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:28,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:28,084 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:54:28,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-16 10:54:30,556 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-16 10:54:30,556 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 10:54:30,669 INFO L263 TraceCheckSpWp]: Trace formula consists of 5464 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-16 10:54:30,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:30,914 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:30,914 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:54:31,290 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:31,290 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:54:31,290 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1873190108] [2022-11-16 10:54:31,290 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1873190108] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 10:54:31,290 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 10:54:31,291 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2022-11-16 10:54:31,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [333666547] [2022-11-16 10:54:31,291 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 10:54:31,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-16 10:54:31,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:54:31,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-16 10:54:31,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2022-11-16 10:54:31,292 INFO L87 Difference]: Start difference. First operand 15 states and 15 transitions. Second operand has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:32,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:32,046 INFO L93 Difference]: Finished difference Result 22 states and 22 transitions. [2022-11-16 10:54:32,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-16 10:54:32,047 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-11-16 10:54:32,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:32,048 INFO L225 Difference]: With dead ends: 22 [2022-11-16 10:54:32,048 INFO L226 Difference]: Without dead ends: 20 [2022-11-16 10:54:32,049 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2022-11-16 10:54:32,050 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 20 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 23 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:32,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 33 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 22 Invalid, 0 Unknown, 23 Unchecked, 0.6s Time] [2022-11-16 10:54:32,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20 states. [2022-11-16 10:54:32,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20 to 18. [2022-11-16 10:54:32,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 17 states have (on average 1.0588235294117647) internal successors, (18), 17 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:32,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 18 transitions. [2022-11-16 10:54:32,056 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 18 transitions. Word has length 14 [2022-11-16 10:54:32,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:32,056 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 18 transitions. [2022-11-16 10:54:32,057 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 2.1666666666666665) internal successors, (26), 12 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:32,057 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 18 transitions. [2022-11-16 10:54:32,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-16 10:54:32,057 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:32,058 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1, 1] [2022-11-16 10:54:32,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-11-16 10:54:32,270 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:32,271 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:32,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:32,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1250702327, now seen corresponding path program 4 times [2022-11-16 10:54:32,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:32,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1774396769] [2022-11-16 10:54:32,276 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-16 10:54:32,276 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:32,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:32,277 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:54:32,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-16 10:54:34,773 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-16 10:54:34,773 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 10:54:34,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 7187 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-16 10:54:34,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:35,182 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:35,183 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:54:35,686 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:35,686 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:54:35,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1774396769] [2022-11-16 10:54:35,687 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1774396769] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 10:54:35,687 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 10:54:35,687 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2022-11-16 10:54:35,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644236194] [2022-11-16 10:54:35,688 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 10:54:35,688 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-16 10:54:35,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:54:35,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-16 10:54:35,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2022-11-16 10:54:35,689 INFO L87 Difference]: Start difference. First operand 18 states and 18 transitions. Second operand has 14 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:36,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:36,760 INFO L93 Difference]: Finished difference Result 25 states and 25 transitions. [2022-11-16 10:54:36,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-16 10:54:36,762 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-11-16 10:54:36,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:36,763 INFO L225 Difference]: With dead ends: 25 [2022-11-16 10:54:36,763 INFO L226 Difference]: Without dead ends: 23 [2022-11-16 10:54:36,763 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=103, Invalid=449, Unknown=0, NotChecked=0, Total=552 [2022-11-16 10:54:36,764 INFO L413 NwaCegarLoop]: 6 mSDtfsCounter, 20 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 52 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:36,765 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 35 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 24 Invalid, 0 Unknown, 52 Unchecked, 0.8s Time] [2022-11-16 10:54:36,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2022-11-16 10:54:36,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 21. [2022-11-16 10:54:36,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.05) internal successors, (21), 20 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:36,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 21 transitions. [2022-11-16 10:54:36,770 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 21 transitions. Word has length 17 [2022-11-16 10:54:36,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:36,771 INFO L495 AbstractCegarLoop]: Abstraction has 21 states and 21 transitions. [2022-11-16 10:54:36,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 14 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:36,771 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 21 transitions. [2022-11-16 10:54:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-16 10:54:36,772 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:36,772 INFO L195 NwaCegarLoop]: trace histogram [6, 5, 5, 1, 1, 1, 1] [2022-11-16 10:54:36,806 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-16 10:54:36,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:36,973 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:36,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:36,973 INFO L85 PathProgramCache]: Analyzing trace with hash -826954269, now seen corresponding path program 5 times [2022-11-16 10:54:36,978 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:36,978 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [201796641] [2022-11-16 10:54:36,978 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-11-16 10:54:36,979 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:36,979 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:36,980 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:54:36,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-16 10:54:40,776 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2022-11-16 10:54:40,776 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 10:54:40,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 8910 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-16 10:54:40,967 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:41,229 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:41,230 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:54:41,803 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:41,804 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:54:41,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [201796641] [2022-11-16 10:54:41,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [201796641] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 10:54:41,804 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 10:54:41,804 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2022-11-16 10:54:41,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926778694] [2022-11-16 10:54:41,805 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 10:54:41,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2022-11-16 10:54:41,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:54:41,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2022-11-16 10:54:41,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2022-11-16 10:54:41,806 INFO L87 Difference]: Start difference. First operand 21 states and 21 transitions. Second operand has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:43,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:54:43,109 INFO L93 Difference]: Finished difference Result 28 states and 28 transitions. [2022-11-16 10:54:43,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-16 10:54:43,109 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-11-16 10:54:43,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:54:43,110 INFO L225 Difference]: With dead ends: 28 [2022-11-16 10:54:43,110 INFO L226 Difference]: Without dead ends: 26 [2022-11-16 10:54:43,111 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=138, Invalid=512, Unknown=0, NotChecked=0, Total=650 [2022-11-16 10:54:43,112 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 27 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 52 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-16 10:54:43,112 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [27 Valid, 45 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 41 Invalid, 0 Unknown, 52 Unchecked, 1.0s Time] [2022-11-16 10:54:43,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-16 10:54:43,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 24. [2022-11-16 10:54:43,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 23 states have (on average 1.0434782608695652) internal successors, (24), 23 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:43,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 24 transitions. [2022-11-16 10:54:43,118 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 24 transitions. Word has length 20 [2022-11-16 10:54:43,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:54:43,118 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 24 transitions. [2022-11-16 10:54:43,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.375) internal successors, (38), 16 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:54:43,119 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 24 transitions. [2022-11-16 10:54:43,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 10:54:43,119 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:54:43,120 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 1, 1, 1, 1] [2022-11-16 10:54:43,169 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-11-16 10:54:43,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:43,343 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:54:43,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:54:43,343 INFO L85 PathProgramCache]: Analyzing trace with hash 142558665, now seen corresponding path program 6 times [2022-11-16 10:54:43,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:54:43,349 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [834302930] [2022-11-16 10:54:43,349 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-11-16 10:54:43,349 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:54:43,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:54:43,353 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:54:43,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-16 10:54:47,829 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2022-11-16 10:54:47,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 10:54:48,107 INFO L263 TraceCheckSpWp]: Trace formula consists of 10633 conjuncts, 213 conjunts are in the unsatisfiable core [2022-11-16 10:54:48,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:54:50,623 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:54:50,623 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:55:03,930 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:55:03,931 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:55:03,931 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [834302930] [2022-11-16 10:55:03,931 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [834302930] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 10:55:03,932 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 10:55:03,932 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 18 [2022-11-16 10:55:03,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403250741] [2022-11-16 10:55:03,932 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 10:55:03,933 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-16 10:55:03,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:55:03,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-16 10:55:03,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2022-11-16 10:55:03,934 INFO L87 Difference]: Start difference. First operand 24 states and 24 transitions. Second operand has 18 states, 18 states have (on average 2.4444444444444446) internal successors, (44), 18 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:55:05,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:55:05,369 INFO L93 Difference]: Finished difference Result 31 states and 31 transitions. [2022-11-16 10:55:05,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-16 10:55:05,373 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.4444444444444446) internal successors, (44), 18 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2022-11-16 10:55:05,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:55:05,374 INFO L225 Difference]: With dead ends: 31 [2022-11-16 10:55:05,374 INFO L226 Difference]: Without dead ends: 29 [2022-11-16 10:55:05,374 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 6.9s TimeCoverageRelationStatistics Valid=208, Invalid=442, Unknown=0, NotChecked=0, Total=650 [2022-11-16 10:55:05,375 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 29 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 45 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-16 10:55:05,376 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 25 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 25 Invalid, 0 Unknown, 45 Unchecked, 1.1s Time] [2022-11-16 10:55:05,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29 states. [2022-11-16 10:55:05,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29 to 27. [2022-11-16 10:55:05,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 27 states, 26 states have (on average 1.0384615384615385) internal successors, (27), 26 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:55:05,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 27 states and 27 transitions. [2022-11-16 10:55:05,384 INFO L78 Accepts]: Start accepts. Automaton has 27 states and 27 transitions. Word has length 23 [2022-11-16 10:55:05,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:55:05,385 INFO L495 AbstractCegarLoop]: Abstraction has 27 states and 27 transitions. [2022-11-16 10:55:05,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.4444444444444446) internal successors, (44), 18 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:55:05,385 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 27 transitions. [2022-11-16 10:55:05,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 10:55:05,386 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:55:05,386 INFO L195 NwaCegarLoop]: trace histogram [8, 7, 7, 1, 1, 1, 1] [2022-11-16 10:55:05,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-16 10:55:05,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:55:05,603 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:55:05,603 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:55:05,603 INFO L85 PathProgramCache]: Analyzing trace with hash -752690141, now seen corresponding path program 7 times [2022-11-16 10:55:05,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:55:05,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [960673045] [2022-11-16 10:55:05,615 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-11-16 10:55:05,616 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:55:05,616 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:55:05,617 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:55:05,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-16 10:55:09,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:55:09,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 12356 conjuncts, 341 conjunts are in the unsatisfiable core [2022-11-16 10:55:10,041 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:55:15,789 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:55:15,789 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:56:02,280 WARN L233 SmtUtils]: Spent 11.57s on a formula simplification. DAG size of input: 985 DAG size of output: 683 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 10:57:59,014 WARN L233 SmtUtils]: Spent 1.49m on a formula simplification. DAG size of input: 1275 DAG size of output: 679 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 10:57:59,836 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:57:59,836 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 10:57:59,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [960673045] [2022-11-16 10:57:59,837 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [960673045] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 10:57:59,837 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 10:57:59,837 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11] total 20 [2022-11-16 10:57:59,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766587597] [2022-11-16 10:57:59,838 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 10:57:59,838 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-16 10:57:59,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 10:57:59,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-16 10:57:59,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=305, Unknown=3, NotChecked=0, Total=380 [2022-11-16 10:57:59,840 INFO L87 Difference]: Start difference. First operand 27 states and 27 transitions. Second operand has 20 states, 20 states have (on average 2.5) internal successors, (50), 20 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:58:03,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:58:03,041 INFO L93 Difference]: Finished difference Result 34 states and 34 transitions. [2022-11-16 10:58:03,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-16 10:58:03,042 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 2.5) internal successors, (50), 20 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2022-11-16 10:58:03,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:58:03,043 INFO L225 Difference]: With dead ends: 34 [2022-11-16 10:58:03,043 INFO L226 Difference]: Without dead ends: 32 [2022-11-16 10:58:03,044 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 124.2s TimeCoverageRelationStatistics Valid=205, Invalid=662, Unknown=3, NotChecked=0, Total=870 [2022-11-16 10:58:03,045 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 50 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 96 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-16 10:58:03,045 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 43 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 26 Invalid, 0 Unknown, 96 Unchecked, 1.3s Time] [2022-11-16 10:58:03,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2022-11-16 10:58:03,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 30. [2022-11-16 10:58:03,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 29 states have (on average 1.0344827586206897) internal successors, (30), 29 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:58:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 30 transitions. [2022-11-16 10:58:03,055 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 30 transitions. Word has length 26 [2022-11-16 10:58:03,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:58:03,056 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 30 transitions. [2022-11-16 10:58:03,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 2.5) internal successors, (50), 20 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 10:58:03,056 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 30 transitions. [2022-11-16 10:58:03,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-16 10:58:03,057 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:58:03,057 INFO L195 NwaCegarLoop]: trace histogram [9, 8, 8, 1, 1, 1, 1] [2022-11-16 10:58:03,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-11-16 10:58:03,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:58:03,263 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:58:03,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:58:03,263 INFO L85 PathProgramCache]: Analyzing trace with hash 637038473, now seen corresponding path program 8 times [2022-11-16 10:58:03,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 10:58:03,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1035151808] [2022-11-16 10:58:03,272 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-16 10:58:03,272 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 10:58:03,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 10:58:03,274 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 10:58:03,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-16 10:58:08,488 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-16 10:58:08,488 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 10:58:08,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 14079 conjuncts, 425 conjunts are in the unsatisfiable core [2022-11-16 10:58:08,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 10:58:16,887 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 10:58:16,887 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 10:58:38,631 WARN L233 SmtUtils]: Spent 5.71s on a formula simplification. DAG size of input: 484 DAG size of output: 312 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:01:36,494 WARN L233 SmtUtils]: Spent 1.56m on a formula simplification. DAG size of input: 963 DAG size of output: 371 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:02:14,677 WARN L233 SmtUtils]: Spent 12.01s on a formula simplification. DAG size of input: 888 DAG size of output: 494 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:03:58,459 WARN L233 SmtUtils]: Spent 1.38m on a formula simplification. DAG size of input: 1027 DAG size of output: 358 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:04:34,569 WARN L233 SmtUtils]: Spent 18.21s on a formula simplification. DAG size of input: 769 DAG size of output: 477 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 11:04:35,000 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 11:04:35,001 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 11:04:35,001 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1035151808] [2022-11-16 11:04:35,001 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1035151808] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-16 11:04:35,001 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-16 11:04:35,001 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 22 [2022-11-16 11:04:35,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [380436918] [2022-11-16 11:04:35,002 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-16 11:04:35,002 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-11-16 11:04:35,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 11:04:35,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-16 11:04:35,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=361, Unknown=6, NotChecked=0, Total=462 [2022-11-16 11:04:35,004 INFO L87 Difference]: Start difference. First operand 30 states and 30 transitions. Second operand has 22 states, 22 states have (on average 2.5454545454545454) internal successors, (56), 22 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:04:40,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:04:40,940 INFO L93 Difference]: Finished difference Result 35 states and 35 transitions. [2022-11-16 11:04:40,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-11-16 11:04:40,941 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 2.5454545454545454) internal successors, (56), 22 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2022-11-16 11:04:40,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:04:40,943 INFO L225 Difference]: With dead ends: 35 [2022-11-16 11:04:40,943 INFO L226 Difference]: Without dead ends: 33 [2022-11-16 11:04:40,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 330 ImplicationChecksByTransitivity, 244.0s TimeCoverageRelationStatistics Valid=449, Invalid=1351, Unknown=6, NotChecked=0, Total=1806 [2022-11-16 11:04:40,952 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 1 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 65 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-16 11:04:40,953 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 47 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 65 Unchecked, 0.8s Time] [2022-11-16 11:04:40,955 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2022-11-16 11:04:40,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2022-11-16 11:04:40,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.03125) internal successors, (33), 32 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:04:40,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 33 transitions. [2022-11-16 11:04:40,971 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 33 transitions. Word has length 29 [2022-11-16 11:04:40,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 11:04:40,971 INFO L495 AbstractCegarLoop]: Abstraction has 33 states and 33 transitions. [2022-11-16 11:04:40,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 2.5454545454545454) internal successors, (56), 22 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-16 11:04:40,972 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 33 transitions. [2022-11-16 11:04:40,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-16 11:04:40,973 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 11:04:40,973 INFO L195 NwaCegarLoop]: trace histogram [10, 9, 9, 1, 1, 1, 1] [2022-11-16 11:04:41,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-16 11:04:41,176 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:04:41,176 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 11:04:41,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 11:04:41,177 INFO L85 PathProgramCache]: Analyzing trace with hash -1442555293, now seen corresponding path program 9 times [2022-11-16 11:04:41,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 11:04:41,191 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1301122693] [2022-11-16 11:04:41,191 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 11:04:41,191 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:04:41,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 11:04:41,192 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 11:04:41,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-16 11:04:51,085 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 10 check-sat command(s) [2022-11-16 11:04:51,085 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 11:04:51,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 15802 conjuncts, 907 conjunts are in the unsatisfiable core [2022-11-16 11:04:51,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 11:05:03,014 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 11:05:03,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1301122693] [2022-11-16 11:05:03,016 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2022-11-16 11:05:03,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-16 11:05:03,234 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 11:05:03,235 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: Maybe an infinite loop at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:345) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 11:05:03,241 INFO L158 Benchmark]: Toolchain (without parser) took 647507.27ms. Allocated memory was 58.7MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 34.7MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 936.4MB. Max. memory is 16.1GB. [2022-11-16 11:05:03,242 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 11:05:03,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 933.83ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 34.5MB in the beginning and 45.6MB in the end (delta: -11.1MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-11-16 11:05:03,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 206.81ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 42.6MB in the end (delta: 3.0MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-11-16 11:05:03,243 INFO L158 Benchmark]: Boogie Preprocessor took 107.62ms. Allocated memory is still 77.6MB. Free memory was 42.6MB in the beginning and 33.1MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 11:05:03,243 INFO L158 Benchmark]: RCFGBuilder took 3918.74ms. Allocated memory was 77.6MB in the beginning and 205.5MB in the end (delta: 127.9MB). Free memory was 33.1MB in the beginning and 112.9MB in the end (delta: -79.8MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. [2022-11-16 11:05:03,244 INFO L158 Benchmark]: TraceAbstraction took 642329.95ms. Allocated memory was 205.5MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 111.9MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 867.3MB. Max. memory is 16.1GB. [2022-11-16 11:05:03,246 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 40.0MB in the beginning and 39.9MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 933.83ms. Allocated memory was 58.7MB in the beginning and 77.6MB in the end (delta: 18.9MB). Free memory was 34.5MB in the beginning and 45.6MB in the end (delta: -11.1MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 206.81ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 42.6MB in the end (delta: 3.0MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.62ms. Allocated memory is still 77.6MB. Free memory was 42.6MB in the beginning and 33.1MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3918.74ms. Allocated memory was 77.6MB in the beginning and 205.5MB in the end (delta: 127.9MB). Free memory was 33.1MB in the beginning and 112.9MB in the end (delta: -79.8MB). Peak memory consumption was 116.6MB. Max. memory is 16.1GB. * TraceAbstraction took 642329.95ms. Allocated memory was 205.5MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 111.9MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 867.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: Maybe an infinite loop de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: Maybe an infinite loop: de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:130) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 11:05:03,386 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c484dfff-182d-4687-b779-4556247f136b/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: Maybe an infinite loop