./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c802d0dd4f8edaf03f1251784a424c8f295192f6a4e7c65ec93469eacce08251 --- 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-6b4ec56 [2022-11-20 12:29:55,459 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 12:29:55,465 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 12:29:55,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 12:29:55,523 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 12:29:55,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 12:29:55,532 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 12:29:55,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 12:29:55,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 12:29:55,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 12:29:55,546 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 12:29:55,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 12:29:55,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 12:29:55,549 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 12:29:55,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 12:29:55,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 12:29:55,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 12:29:55,553 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 12:29:55,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 12:29:55,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 12:29:55,571 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 12:29:55,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 12:29:55,577 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 12:29:55,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 12:29:55,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 12:29:55,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 12:29:55,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 12:29:55,591 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 12:29:55,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 12:29:55,592 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 12:29:55,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 12:29:55,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 12:29:55,595 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 12:29:55,596 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 12:29:55,597 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 12:29:55,597 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 12:29:55,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 12:29:55,602 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 12:29:55,604 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 12:29:55,606 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 12:29:55,607 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 12:29:55,608 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-20 12:29:55,658 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 12:29:55,658 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 12:29:55,662 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 12:29:55,662 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 12:29:55,663 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 12:29:55,663 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 12:29:55,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 12:29:55,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 12:29:55,664 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 12:29:55,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 12:29:55,666 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 12:29:55,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 12:29:55,667 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 12:29:55,667 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 12:29:55,667 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 12:29:55,667 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 12:29:55,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 12:29:55,668 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 12:29:55,668 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 12:29:55,668 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 12:29:55,668 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 12:29:55,669 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 12:29:55,669 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 12:29:55,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 12:29:55,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 12:29:55,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 12:29:55,670 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:29:55,670 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 12:29:55,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 12:29:55,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 12:29:55,671 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 12:29:55,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 12:29:55,672 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 12:29:55,672 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 12:29:55,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 12:29:55,672 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_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c802d0dd4f8edaf03f1251784a424c8f295192f6a4e7c65ec93469eacce08251 [2022-11-20 12:29:56,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 12:29:56,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 12:29:56,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 12:29:56,108 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 12:29:56,108 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 12:29:56,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c [2022-11-20 12:29:59,974 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 12:30:00,254 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 12:30:00,255 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c [2022-11-20 12:30:00,268 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/data/3f545f3cd/8d698f86aa5344cebbc5b6dcd41177ff/FLAG4bea06914 [2022-11-20 12:30:00,287 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/data/3f545f3cd/8d698f86aa5344cebbc5b6dcd41177ff [2022-11-20 12:30:00,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 12:30:00,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 12:30:00,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 12:30:00,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 12:30:00,299 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 12:30:00,300 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b721d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00, skipping insertion in model container [2022-11-20 12:30:00,302 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,312 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 12:30:00,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 12:30:00,739 WARN L237 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_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c[44628,44641] [2022-11-20 12:30:00,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:30:00,759 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 12:30:00,827 WARN L237 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_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/sv-benchmarks/c/bitvector/s3_srvr_3a_alt.BV.c.cil.c[44628,44641] [2022-11-20 12:30:00,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 12:30:00,848 INFO L208 MainTranslator]: Completed translation [2022-11-20 12:30:00,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00 WrapperNode [2022-11-20 12:30:00,849 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 12:30:00,851 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 12:30:00,851 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 12:30:00,851 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 12:30:00,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,917 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 530 [2022-11-20 12:30:00,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 12:30:00,919 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 12:30:00,919 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 12:30:00,919 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 12:30:00,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,932 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:00,997 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:01,005 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:01,007 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:01,012 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 12:30:01,013 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 12:30:01,013 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 12:30:01,013 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 12:30:01,014 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (1/1) ... [2022-11-20 12:30:01,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 12:30:01,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:01,078 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 12:30:01,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 12:30:01,125 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 12:30:01,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 12:30:01,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 12:30:01,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 12:30:01,293 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 12:30:01,296 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 12:30:01,346 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-20 12:30:02,419 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-11-20 12:30:02,419 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-11-20 12:30:02,419 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 12:30:02,430 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 12:30:02,430 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 12:30:02,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:30:02 BoogieIcfgContainer [2022-11-20 12:30:02,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 12:30:02,436 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 12:30:02,437 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 12:30:02,441 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 12:30:02,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 12:30:00" (1/3) ... [2022-11-20 12:30:02,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cfd7249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:30:02, skipping insertion in model container [2022-11-20 12:30:02,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 12:30:00" (2/3) ... [2022-11-20 12:30:02,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cfd7249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 12:30:02, skipping insertion in model container [2022-11-20 12:30:02,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:30:02" (3/3) ... [2022-11-20 12:30:02,446 INFO L112 eAbstractionObserver]: Analyzing ICFG s3_srvr_3a_alt.BV.c.cil.c [2022-11-20 12:30:02,471 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 12:30:02,472 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 8 error locations. [2022-11-20 12:30:02,555 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 12:30:02,564 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;@5c2ebee0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 12:30:02,564 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2022-11-20 12:30:02,569 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 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) [2022-11-20 12:30:02,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 12:30:02,577 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:02,578 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:02,578 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:02,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:02,584 INFO L85 PathProgramCache]: Analyzing trace with hash -157109622, now seen corresponding path program 1 times [2022-11-20 12:30:02,594 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:02,594 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960098508] [2022-11-20 12:30:02,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:02,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:02,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:03,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:30:03,033 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:03,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960098508] [2022-11-20 12:30:03,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960098508] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:03,035 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:03,035 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:03,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164566992] [2022-11-20 12:30:03,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:03,044 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:03,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:03,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:03,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:03,085 INFO L87 Difference]: Start difference. First operand has 153 states, 144 states have (on average 1.75) internal successors, (252), 152 states have internal predecessors, (252), 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 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2022-11-20 12:30:03,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:03,434 INFO L93 Difference]: Finished difference Result 324 states and 533 transitions. [2022-11-20 12:30:03,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:03,441 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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 [2022-11-20 12:30:03,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:03,459 INFO L225 Difference]: With dead ends: 324 [2022-11-20 12:30:03,460 INFO L226 Difference]: Without dead ends: 156 [2022-11-20 12:30:03,466 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:03,476 INFO L413 NwaCegarLoop]: 168 mSDtfsCounter, 211 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:03,477 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 206 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-20 12:30:03,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-20 12:30:03,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-20 12:30:03,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 148 states have (on average 1.5608108108108107) internal successors, (231), 155 states have internal predecessors, (231), 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) [2022-11-20 12:30:03,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 231 transitions. [2022-11-20 12:30:03,533 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 231 transitions. Word has length 17 [2022-11-20 12:30:03,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:03,534 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 231 transitions. [2022-11-20 12:30:03,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 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) [2022-11-20 12:30:03,535 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 231 transitions. [2022-11-20 12:30:03,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 12:30:03,536 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:03,536 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:03,536 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 12:30:03,537 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:03,538 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:03,538 INFO L85 PathProgramCache]: Analyzing trace with hash 1356112173, now seen corresponding path program 1 times [2022-11-20 12:30:03,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:03,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164761002] [2022-11-20 12:30:03,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:03,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:03,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:30:03,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:03,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164761002] [2022-11-20 12:30:03,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164761002] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:03,699 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:03,699 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:03,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [320123007] [2022-11-20 12:30:03,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:03,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:03,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:03,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:03,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:03,703 INFO L87 Difference]: Start difference. First operand 156 states and 231 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2022-11-20 12:30:03,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:03,906 INFO L93 Difference]: Finished difference Result 314 states and 463 transitions. [2022-11-20 12:30:03,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:03,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) Word has length 18 [2022-11-20 12:30:03,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:03,909 INFO L225 Difference]: With dead ends: 314 [2022-11-20 12:30:03,909 INFO L226 Difference]: Without dead ends: 166 [2022-11-20 12:30:03,910 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:03,912 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 171 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:03,913 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 149 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:03,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-11-20 12:30:03,934 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 157. [2022-11-20 12:30:03,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 149 states have (on average 1.5570469798657718) internal successors, (232), 156 states have internal predecessors, (232), 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) [2022-11-20 12:30:03,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 232 transitions. [2022-11-20 12:30:03,937 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 232 transitions. Word has length 18 [2022-11-20 12:30:03,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:03,937 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 232 transitions. [2022-11-20 12:30:03,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 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) [2022-11-20 12:30:03,938 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 232 transitions. [2022-11-20 12:30:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 12:30:03,939 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:03,939 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:03,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 12:30:03,940 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:03,941 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:03,941 INFO L85 PathProgramCache]: Analyzing trace with hash 15331092, now seen corresponding path program 1 times [2022-11-20 12:30:03,941 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:03,941 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358761875] [2022-11-20 12:30:03,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:03,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:03,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:30:04,161 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:04,161 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358761875] [2022-11-20 12:30:04,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358761875] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:04,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:04,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:04,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441764078] [2022-11-20 12:30:04,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:04,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:04,163 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:04,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:04,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:04,164 INFO L87 Difference]: Start difference. First operand 157 states and 232 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2022-11-20 12:30:04,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:04,380 INFO L93 Difference]: Finished difference Result 316 states and 465 transitions. [2022-11-20 12:30:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:04,381 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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 19 [2022-11-20 12:30:04,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:04,389 INFO L225 Difference]: With dead ends: 316 [2022-11-20 12:30:04,389 INFO L226 Difference]: Without dead ends: 167 [2022-11-20 12:30:04,393 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:04,395 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 169 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:04,399 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 150 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:04,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167 states. [2022-11-20 12:30:04,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167 to 158. [2022-11-20 12:30:04,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 150 states have (on average 1.5533333333333332) internal successors, (233), 157 states have internal predecessors, (233), 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) [2022-11-20 12:30:04,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 233 transitions. [2022-11-20 12:30:04,447 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 233 transitions. Word has length 19 [2022-11-20 12:30:04,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:04,448 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 233 transitions. [2022-11-20 12:30:04,449 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 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) [2022-11-20 12:30:04,449 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 233 transitions. [2022-11-20 12:30:04,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 12:30:04,450 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:04,451 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:04,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-20 12:30:04,452 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:04,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:04,456 INFO L85 PathProgramCache]: Analyzing trace with hash 953452818, now seen corresponding path program 1 times [2022-11-20 12:30:04,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:04,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646879986] [2022-11-20 12:30:04,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:04,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:30:04,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:04,661 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646879986] [2022-11-20 12:30:04,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646879986] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:04,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:04,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:04,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867537522] [2022-11-20 12:30:04,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:04,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:04,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:04,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:04,665 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:04,665 INFO L87 Difference]: Start difference. First operand 158 states and 233 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2022-11-20 12:30:04,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:04,876 INFO L93 Difference]: Finished difference Result 318 states and 467 transitions. [2022-11-20 12:30:04,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:04,879 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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 20 [2022-11-20 12:30:04,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:04,881 INFO L225 Difference]: With dead ends: 318 [2022-11-20 12:30:04,881 INFO L226 Difference]: Without dead ends: 168 [2022-11-20 12:30:04,883 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:04,886 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 167 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:04,886 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 151 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:04,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2022-11-20 12:30:04,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 159. [2022-11-20 12:30:04,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 151 states have (on average 1.5496688741721854) internal successors, (234), 158 states have internal predecessors, (234), 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) [2022-11-20 12:30:04,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 234 transitions. [2022-11-20 12:30:04,905 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 234 transitions. Word has length 20 [2022-11-20 12:30:04,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:04,906 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 234 transitions. [2022-11-20 12:30:04,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 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) [2022-11-20 12:30:04,906 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 234 transitions. [2022-11-20 12:30:04,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 12:30:04,908 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:04,908 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:04,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-20 12:30:04,908 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:04,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:04,909 INFO L85 PathProgramCache]: Analyzing trace with hash -476882471, now seen corresponding path program 1 times [2022-11-20 12:30:04,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:04,910 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1801416302] [2022-11-20 12:30:04,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:04,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:04,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:30:04,998 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:04,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1801416302] [2022-11-20 12:30:04,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1801416302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:04,999 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:04,999 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:05,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384880976] [2022-11-20 12:30:05,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:05,003 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:05,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:05,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:05,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:05,005 INFO L87 Difference]: Start difference. First operand 159 states and 234 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 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) [2022-11-20 12:30:05,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:05,234 INFO L93 Difference]: Finished difference Result 320 states and 469 transitions. [2022-11-20 12:30:05,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:05,234 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 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) Word has length 21 [2022-11-20 12:30:05,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:05,236 INFO L225 Difference]: With dead ends: 320 [2022-11-20 12:30:05,237 INFO L226 Difference]: Without dead ends: 169 [2022-11-20 12:30:05,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:05,239 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 165 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 152 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:05,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 152 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:05,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2022-11-20 12:30:05,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 160. [2022-11-20 12:30:05,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 152 states have (on average 1.5460526315789473) internal successors, (235), 159 states have internal predecessors, (235), 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) [2022-11-20 12:30:05,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 235 transitions. [2022-11-20 12:30:05,270 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 235 transitions. Word has length 21 [2022-11-20 12:30:05,271 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:05,271 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 235 transitions. [2022-11-20 12:30:05,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 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) [2022-11-20 12:30:05,271 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 235 transitions. [2022-11-20 12:30:05,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 12:30:05,276 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:05,277 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:05,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-20 12:30:05,283 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:05,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:05,284 INFO L85 PathProgramCache]: Analyzing trace with hash 1380240252, now seen corresponding path program 1 times [2022-11-20 12:30:05,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:05,285 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440657595] [2022-11-20 12:30:05,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:05,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:05,319 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:05,319 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2018818631] [2022-11-20 12:30:05,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:05,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:05,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:05,330 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:05,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 12:30:05,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:05,487 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:30:05,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:05,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:30:05,605 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:30:05,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:05,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440657595] [2022-11-20 12:30:05,606 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:05,606 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2018818631] [2022-11-20 12:30:05,606 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2018818631] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:05,606 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:05,607 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:05,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553895071] [2022-11-20 12:30:05,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:05,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:05,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:05,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:05,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:05,609 INFO L87 Difference]: Start difference. First operand 160 states and 235 transitions. Second operand has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2022-11-20 12:30:05,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:05,710 INFO L93 Difference]: Finished difference Result 456 states and 673 transitions. [2022-11-20 12:30:05,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:05,711 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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 40 [2022-11-20 12:30:05,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:05,713 INFO L225 Difference]: With dead ends: 456 [2022-11-20 12:30:05,713 INFO L226 Difference]: Without dead ends: 304 [2022-11-20 12:30:05,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:05,715 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 156 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:05,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 382 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 12:30:05,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 304 states. [2022-11-20 12:30:05,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 304 to 300. [2022-11-20 12:30:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 292 states have (on average 1.5308219178082192) internal successors, (447), 299 states have internal predecessors, (447), 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) [2022-11-20 12:30:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 447 transitions. [2022-11-20 12:30:05,744 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 447 transitions. Word has length 40 [2022-11-20 12:30:05,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:05,744 INFO L495 AbstractCegarLoop]: Abstraction has 300 states and 447 transitions. [2022-11-20 12:30:05,745 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2022-11-20 12:30:05,745 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 447 transitions. [2022-11-20 12:30:05,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 12:30:05,763 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:05,763 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:05,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:06,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-20 12:30:06,005 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:06,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:06,006 INFO L85 PathProgramCache]: Analyzing trace with hash -1758785265, now seen corresponding path program 1 times [2022-11-20 12:30:06,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:06,006 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1340996010] [2022-11-20 12:30:06,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:06,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:06,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:30:06,133 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:06,134 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1340996010] [2022-11-20 12:30:06,136 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1340996010] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:06,136 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:06,138 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:06,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476355003] [2022-11-20 12:30:06,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:06,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:06,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:06,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:06,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:06,141 INFO L87 Difference]: Start difference. First operand 300 states and 447 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2022-11-20 12:30:06,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:06,363 INFO L93 Difference]: Finished difference Result 654 states and 988 transitions. [2022-11-20 12:30:06,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:06,364 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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 45 [2022-11-20 12:30:06,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:06,367 INFO L225 Difference]: With dead ends: 654 [2022-11-20 12:30:06,367 INFO L226 Difference]: Without dead ends: 362 [2022-11-20 12:30:06,368 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:06,369 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 141 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 162 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:06,369 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 162 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:06,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 362 states. [2022-11-20 12:30:06,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 362 to 362. [2022-11-20 12:30:06,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 354 states have (on average 1.5564971751412429) internal successors, (551), 361 states have internal predecessors, (551), 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) [2022-11-20 12:30:06,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 551 transitions. [2022-11-20 12:30:06,400 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 551 transitions. Word has length 45 [2022-11-20 12:30:06,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:06,401 INFO L495 AbstractCegarLoop]: Abstraction has 362 states and 551 transitions. [2022-11-20 12:30:06,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 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) [2022-11-20 12:30:06,401 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 551 transitions. [2022-11-20 12:30:06,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 12:30:06,405 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:06,405 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:06,405 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-20 12:30:06,406 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:06,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:06,407 INFO L85 PathProgramCache]: Analyzing trace with hash -23561181, now seen corresponding path program 1 times [2022-11-20 12:30:06,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:06,407 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724265410] [2022-11-20 12:30:06,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:06,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:06,424 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:06,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [658033546] [2022-11-20 12:30:06,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:06,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:06,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:06,427 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:06,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 12:30:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:06,560 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:30:06,569 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:06,690 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 12:30:06,692 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:30:06,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:06,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724265410] [2022-11-20 12:30:06,693 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:06,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [658033546] [2022-11-20 12:30:06,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [658033546] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:06,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:06,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:06,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49004828] [2022-11-20 12:30:06,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:06,698 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:06,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:06,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:06,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:06,700 INFO L87 Difference]: Start difference. First operand 362 states and 551 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 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) [2022-11-20 12:30:06,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:06,776 INFO L93 Difference]: Finished difference Result 720 states and 1093 transitions. [2022-11-20 12:30:06,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:06,777 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 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 56 [2022-11-20 12:30:06,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:06,784 INFO L225 Difference]: With dead ends: 720 [2022-11-20 12:30:06,784 INFO L226 Difference]: Without dead ends: 537 [2022-11-20 12:30:06,785 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:06,789 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 157 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 381 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:06,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 381 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:30:06,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 537 states. [2022-11-20 12:30:06,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 537 to 533. [2022-11-20 12:30:06,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 525 states have (on average 1.5542857142857143) internal successors, (816), 532 states have internal predecessors, (816), 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) [2022-11-20 12:30:06,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 816 transitions. [2022-11-20 12:30:06,839 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 816 transitions. Word has length 56 [2022-11-20 12:30:06,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:06,842 INFO L495 AbstractCegarLoop]: Abstraction has 533 states and 816 transitions. [2022-11-20 12:30:06,844 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 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) [2022-11-20 12:30:06,844 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 816 transitions. [2022-11-20 12:30:06,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 12:30:06,856 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:06,856 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:06,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:07,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:07,064 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:07,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:07,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1156189689, now seen corresponding path program 1 times [2022-11-20 12:30:07,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:07,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96970961] [2022-11-20 12:30:07,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:07,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:07,244 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 12:30:07,244 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:07,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96970961] [2022-11-20 12:30:07,245 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96970961] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:07,245 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:07,245 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:07,245 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101479397] [2022-11-20 12:30:07,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:07,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:07,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:07,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:07,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:07,247 INFO L87 Difference]: Start difference. First operand 533 states and 816 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-11-20 12:30:07,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:07,432 INFO L93 Difference]: Finished difference Result 1112 states and 1695 transitions. [2022-11-20 12:30:07,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:07,432 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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 57 [2022-11-20 12:30:07,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:07,438 INFO L225 Difference]: With dead ends: 1112 [2022-11-20 12:30:07,438 INFO L226 Difference]: Without dead ends: 587 [2022-11-20 12:30:07,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:07,442 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 163 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 114 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:07,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 145 Invalid, 114 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 12:30:07,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2022-11-20 12:30:07,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 581. [2022-11-20 12:30:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 573 states have (on average 1.5340314136125655) internal successors, (879), 580 states have internal predecessors, (879), 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) [2022-11-20 12:30:07,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 879 transitions. [2022-11-20 12:30:07,486 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 879 transitions. Word has length 57 [2022-11-20 12:30:07,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:07,487 INFO L495 AbstractCegarLoop]: Abstraction has 581 states and 879 transitions. [2022-11-20 12:30:07,487 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 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) [2022-11-20 12:30:07,487 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 879 transitions. [2022-11-20 12:30:07,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 12:30:07,488 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:07,489 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:07,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-20 12:30:07,489 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:07,490 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:07,491 INFO L85 PathProgramCache]: Analyzing trace with hash -1289299726, now seen corresponding path program 1 times [2022-11-20 12:30:07,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:07,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392004882] [2022-11-20 12:30:07,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:07,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:07,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:07,631 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 12:30:07,631 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:07,631 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392004882] [2022-11-20 12:30:07,631 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392004882] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:07,632 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:07,632 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:07,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028923357] [2022-11-20 12:30:07,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:07,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:07,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:07,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:07,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:07,634 INFO L87 Difference]: Start difference. First operand 581 states and 879 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-20 12:30:07,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:07,824 INFO L93 Difference]: Finished difference Result 1163 states and 1758 transitions. [2022-11-20 12:30:07,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:07,825 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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 58 [2022-11-20 12:30:07,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:07,828 INFO L225 Difference]: With dead ends: 1163 [2022-11-20 12:30:07,828 INFO L226 Difference]: Without dead ends: 590 [2022-11-20 12:30:07,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:07,830 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 161 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 85 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 146 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 85 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:07,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 146 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 85 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 12:30:07,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2022-11-20 12:30:07,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 584. [2022-11-20 12:30:07,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 584 states, 576 states have (on average 1.5260416666666667) internal successors, (879), 583 states have internal predecessors, (879), 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) [2022-11-20 12:30:07,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 584 states and 879 transitions. [2022-11-20 12:30:07,880 INFO L78 Accepts]: Start accepts. Automaton has 584 states and 879 transitions. Word has length 58 [2022-11-20 12:30:07,880 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:07,880 INFO L495 AbstractCegarLoop]: Abstraction has 584 states and 879 transitions. [2022-11-20 12:30:07,881 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 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) [2022-11-20 12:30:07,881 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 879 transitions. [2022-11-20 12:30:07,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 12:30:07,882 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:07,883 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:07,883 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-20 12:30:07,883 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:07,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:07,884 INFO L85 PathProgramCache]: Analyzing trace with hash 3546486, now seen corresponding path program 1 times [2022-11-20 12:30:07,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:07,885 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613015384] [2022-11-20 12:30:07,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:07,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:08,052 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 12:30:08,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:08,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613015384] [2022-11-20 12:30:08,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613015384] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:08,053 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:08,053 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:08,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276620631] [2022-11-20 12:30:08,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:08,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:08,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:08,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:08,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:08,055 INFO L87 Difference]: Start difference. First operand 584 states and 879 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-11-20 12:30:08,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:08,293 INFO L93 Difference]: Finished difference Result 1292 states and 1971 transitions. [2022-11-20 12:30:08,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:08,294 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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 71 [2022-11-20 12:30:08,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:08,298 INFO L225 Difference]: With dead ends: 1292 [2022-11-20 12:30:08,299 INFO L226 Difference]: Without dead ends: 716 [2022-11-20 12:30:08,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:08,301 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 147 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:08,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 147 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:08,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 716 states. [2022-11-20 12:30:08,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 716 to 710. [2022-11-20 12:30:08,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 710 states, 702 states have (on average 1.5555555555555556) internal successors, (1092), 709 states have internal predecessors, (1092), 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) [2022-11-20 12:30:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 710 states and 1092 transitions. [2022-11-20 12:30:08,360 INFO L78 Accepts]: Start accepts. Automaton has 710 states and 1092 transitions. Word has length 71 [2022-11-20 12:30:08,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:08,360 INFO L495 AbstractCegarLoop]: Abstraction has 710 states and 1092 transitions. [2022-11-20 12:30:08,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-11-20 12:30:08,361 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1092 transitions. [2022-11-20 12:30:08,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 12:30:08,362 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:08,363 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:08,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-20 12:30:08,363 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:08,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:08,364 INFO L85 PathProgramCache]: Analyzing trace with hash -1399805589, now seen corresponding path program 1 times [2022-11-20 12:30:08,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:08,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454821712] [2022-11-20 12:30:08,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:08,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:08,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:08,515 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 12:30:08,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:08,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454821712] [2022-11-20 12:30:08,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454821712] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:08,517 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:08,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:08,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1313322719] [2022-11-20 12:30:08,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:08,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:08,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:08,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:08,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:08,520 INFO L87 Difference]: Start difference. First operand 710 states and 1092 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-11-20 12:30:08,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:08,794 INFO L93 Difference]: Finished difference Result 1514 states and 2337 transitions. [2022-11-20 12:30:08,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:08,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 72 [2022-11-20 12:30:08,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:08,799 INFO L225 Difference]: With dead ends: 1514 [2022-11-20 12:30:08,799 INFO L226 Difference]: Without dead ends: 812 [2022-11-20 12:30:08,801 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:08,802 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 149 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:08,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 154 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:08,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2022-11-20 12:30:08,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 791. [2022-11-20 12:30:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 791 states, 783 states have (on average 1.5478927203065134) internal successors, (1212), 790 states have internal predecessors, (1212), 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) [2022-11-20 12:30:08,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 791 states and 1212 transitions. [2022-11-20 12:30:08,885 INFO L78 Accepts]: Start accepts. Automaton has 791 states and 1212 transitions. Word has length 72 [2022-11-20 12:30:08,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:08,886 INFO L495 AbstractCegarLoop]: Abstraction has 791 states and 1212 transitions. [2022-11-20 12:30:08,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-11-20 12:30:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1212 transitions. [2022-11-20 12:30:08,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-20 12:30:08,889 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:08,889 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:08,889 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-20 12:30:08,890 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:08,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:08,891 INFO L85 PathProgramCache]: Analyzing trace with hash -10581937, now seen corresponding path program 1 times [2022-11-20 12:30:08,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:08,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741223439] [2022-11-20 12:30:08,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:08,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:08,999 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 12:30:08,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:08,999 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741223439] [2022-11-20 12:30:08,999 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741223439] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:09,000 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:09,000 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:09,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1161357219] [2022-11-20 12:30:09,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:09,001 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:09,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:09,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:09,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:09,002 INFO L87 Difference]: Start difference. First operand 791 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-11-20 12:30:09,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:09,249 INFO L93 Difference]: Finished difference Result 1583 states and 2424 transitions. [2022-11-20 12:30:09,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:09,250 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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 72 [2022-11-20 12:30:09,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:09,254 INFO L225 Difference]: With dead ends: 1583 [2022-11-20 12:30:09,254 INFO L226 Difference]: Without dead ends: 800 [2022-11-20 12:30:09,255 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:09,257 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 146 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:09,257 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 147 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:09,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2022-11-20 12:30:09,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 794. [2022-11-20 12:30:09,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 786 states have (on average 1.5419847328244274) internal successors, (1212), 793 states have internal predecessors, (1212), 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) [2022-11-20 12:30:09,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1212 transitions. [2022-11-20 12:30:09,318 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1212 transitions. Word has length 72 [2022-11-20 12:30:09,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:09,318 INFO L495 AbstractCegarLoop]: Abstraction has 794 states and 1212 transitions. [2022-11-20 12:30:09,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.666666666666668) internal successors, (68), 3 states have internal predecessors, (68), 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) [2022-11-20 12:30:09,319 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1212 transitions. [2022-11-20 12:30:09,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 12:30:09,328 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:09,328 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:09,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-20 12:30:09,329 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:09,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:09,329 INFO L85 PathProgramCache]: Analyzing trace with hash -302249710, now seen corresponding path program 1 times [2022-11-20 12:30:09,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:09,330 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228008738] [2022-11-20 12:30:09,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:09,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:09,432 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 12:30:09,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:09,432 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228008738] [2022-11-20 12:30:09,433 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228008738] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:09,433 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:09,433 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:09,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [484197038] [2022-11-20 12:30:09,435 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:09,435 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:09,435 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:09,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:09,436 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:09,436 INFO L87 Difference]: Start difference. First operand 794 states and 1212 transitions. Second operand has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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) [2022-11-20 12:30:09,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:09,719 INFO L93 Difference]: Finished difference Result 1601 states and 2448 transitions. [2022-11-20 12:30:09,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:09,720 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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 73 [2022-11-20 12:30:09,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:09,724 INFO L225 Difference]: With dead ends: 1601 [2022-11-20 12:30:09,724 INFO L226 Difference]: Without dead ends: 815 [2022-11-20 12:30:09,726 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:09,726 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 148 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 46 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 142 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 46 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:09,727 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 154 Invalid, 142 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [46 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:09,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2022-11-20 12:30:09,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 794. [2022-11-20 12:30:09,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 794 states, 786 states have (on average 1.5305343511450382) internal successors, (1203), 793 states have internal predecessors, (1203), 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) [2022-11-20 12:30:09,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1203 transitions. [2022-11-20 12:30:09,783 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1203 transitions. Word has length 73 [2022-11-20 12:30:09,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:09,784 INFO L495 AbstractCegarLoop]: Abstraction has 794 states and 1203 transitions. [2022-11-20 12:30:09,784 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.0) internal successors, (69), 3 states have internal predecessors, (69), 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) [2022-11-20 12:30:09,784 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1203 transitions. [2022-11-20 12:30:09,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 12:30:09,786 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:09,786 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:09,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-20 12:30:09,787 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:09,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:09,788 INFO L85 PathProgramCache]: Analyzing trace with hash 306197706, now seen corresponding path program 1 times [2022-11-20 12:30:09,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:09,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1286721056] [2022-11-20 12:30:09,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:09,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:09,816 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:09,816 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [853284392] [2022-11-20 12:30:09,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:09,816 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:09,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:09,819 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:09,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 12:30:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:09,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:30:09,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:10,035 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 12:30:10,036 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:30:10,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:10,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1286721056] [2022-11-20 12:30:10,037 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:10,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853284392] [2022-11-20 12:30:10,037 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [853284392] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:10,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:10,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:10,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221320839] [2022-11-20 12:30:10,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:10,038 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:10,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:10,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:10,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:10,040 INFO L87 Difference]: Start difference. First operand 794 states and 1203 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-11-20 12:30:10,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:10,130 INFO L93 Difference]: Finished difference Result 1584 states and 2397 transitions. [2022-11-20 12:30:10,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:10,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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 77 [2022-11-20 12:30:10,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:10,136 INFO L225 Difference]: With dead ends: 1584 [2022-11-20 12:30:10,136 INFO L226 Difference]: Without dead ends: 1056 [2022-11-20 12:30:10,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:10,139 INFO L413 NwaCegarLoop]: 198 mSDtfsCounter, 155 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:10,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 380 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:30:10,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2022-11-20 12:30:10,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1052. [2022-11-20 12:30:10,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1052 states, 1044 states have (on average 1.5306513409961686) internal successors, (1598), 1051 states have internal predecessors, (1598), 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) [2022-11-20 12:30:10,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1598 transitions. [2022-11-20 12:30:10,205 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1598 transitions. Word has length 77 [2022-11-20 12:30:10,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:10,205 INFO L495 AbstractCegarLoop]: Abstraction has 1052 states and 1598 transitions. [2022-11-20 12:30:10,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2022-11-20 12:30:10,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1598 transitions. [2022-11-20 12:30:10,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 12:30:10,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:10,208 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:10,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:10,414 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-11-20 12:30:10,415 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:10,416 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:10,416 INFO L85 PathProgramCache]: Analyzing trace with hash 255966258, now seen corresponding path program 1 times [2022-11-20 12:30:10,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:10,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826626723] [2022-11-20 12:30:10,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:10,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:10,505 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 12:30:10,506 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:10,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826626723] [2022-11-20 12:30:10,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826626723] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:10,507 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:10,507 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:10,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139880620] [2022-11-20 12:30:10,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:10,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:10,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:10,508 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:10,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:10,509 INFO L87 Difference]: Start difference. First operand 1052 states and 1598 transitions. Second operand has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2022-11-20 12:30:10,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:10,830 INFO L93 Difference]: Finished difference Result 2280 states and 3476 transitions. [2022-11-20 12:30:10,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:10,831 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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 87 [2022-11-20 12:30:10,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:10,836 INFO L225 Difference]: With dead ends: 2280 [2022-11-20 12:30:10,837 INFO L226 Difference]: Without dead ends: 1236 [2022-11-20 12:30:10,838 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:10,839 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 131 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:10,840 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 151 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:10,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1236 states. [2022-11-20 12:30:10,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1236 to 1224. [2022-11-20 12:30:10,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1224 states, 1216 states have (on average 1.5411184210526316) internal successors, (1874), 1223 states have internal predecessors, (1874), 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) [2022-11-20 12:30:10,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1224 states to 1224 states and 1874 transitions. [2022-11-20 12:30:10,919 INFO L78 Accepts]: Start accepts. Automaton has 1224 states and 1874 transitions. Word has length 87 [2022-11-20 12:30:10,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:10,920 INFO L495 AbstractCegarLoop]: Abstraction has 1224 states and 1874 transitions. [2022-11-20 12:30:10,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.666666666666668) internal successors, (83), 3 states have internal predecessors, (83), 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) [2022-11-20 12:30:10,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1224 states and 1874 transitions. [2022-11-20 12:30:10,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 12:30:10,923 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:10,923 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:10,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-20 12:30:10,924 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:10,924 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:10,924 INFO L85 PathProgramCache]: Analyzing trace with hash -1223364464, now seen corresponding path program 1 times [2022-11-20 12:30:10,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:10,925 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927967203] [2022-11-20 12:30:10,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:10,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:10,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:11,016 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 12:30:11,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:11,017 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927967203] [2022-11-20 12:30:11,017 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927967203] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:11,017 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:11,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:11,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020033542] [2022-11-20 12:30:11,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:11,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:11,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:11,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:11,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:11,020 INFO L87 Difference]: Start difference. First operand 1224 states and 1874 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-11-20 12:30:11,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:11,311 INFO L93 Difference]: Finished difference Result 2500 states and 3840 transitions. [2022-11-20 12:30:11,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:11,334 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 88 [2022-11-20 12:30:11,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:11,340 INFO L225 Difference]: With dead ends: 2500 [2022-11-20 12:30:11,340 INFO L226 Difference]: Without dead ends: 1276 [2022-11-20 12:30:11,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:11,342 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 131 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:11,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 150 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:11,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1276 states. [2022-11-20 12:30:11,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1276 to 1264. [2022-11-20 12:30:11,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 1256 states have (on average 1.552547770700637) internal successors, (1950), 1263 states have internal predecessors, (1950), 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) [2022-11-20 12:30:11,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1950 transitions. [2022-11-20 12:30:11,420 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1950 transitions. Word has length 88 [2022-11-20 12:30:11,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:11,421 INFO L495 AbstractCegarLoop]: Abstraction has 1264 states and 1950 transitions. [2022-11-20 12:30:11,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) [2022-11-20 12:30:11,421 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1950 transitions. [2022-11-20 12:30:11,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 12:30:11,423 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:11,424 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:11,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-20 12:30:11,424 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:11,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:11,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1116790719, now seen corresponding path program 1 times [2022-11-20 12:30:11,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:11,425 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1179015905] [2022-11-20 12:30:11,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:11,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:11,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:11,524 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-11-20 12:30:11,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:11,525 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1179015905] [2022-11-20 12:30:11,525 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1179015905] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:11,525 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:11,525 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:11,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638565663] [2022-11-20 12:30:11,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:11,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:11,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:11,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:11,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:11,528 INFO L87 Difference]: Start difference. First operand 1264 states and 1950 transitions. Second operand has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2022-11-20 12:30:11,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:11,785 INFO L93 Difference]: Finished difference Result 2668 states and 4124 transitions. [2022-11-20 12:30:11,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:11,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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 98 [2022-11-20 12:30:11,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:11,792 INFO L225 Difference]: With dead ends: 2668 [2022-11-20 12:30:11,793 INFO L226 Difference]: Without dead ends: 1412 [2022-11-20 12:30:11,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:11,796 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 151 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 133 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:11,796 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 165 Invalid, 133 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:11,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2022-11-20 12:30:11,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2022-11-20 12:30:11,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.5383480825958702) internal successors, (2086), 1363 states have internal predecessors, (2086), 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) [2022-11-20 12:30:11,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2086 transitions. [2022-11-20 12:30:11,944 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2086 transitions. Word has length 98 [2022-11-20 12:30:11,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:11,944 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 2086 transitions. [2022-11-20 12:30:11,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2022-11-20 12:30:11,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2086 transitions. [2022-11-20 12:30:11,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 12:30:11,948 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:11,948 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:11,949 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-20 12:30:11,949 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:11,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:11,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1441074182, now seen corresponding path program 1 times [2022-11-20 12:30:11,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:11,950 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [683590715] [2022-11-20 12:30:11,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:11,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:12,073 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-11-20 12:30:12,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:12,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [683590715] [2022-11-20 12:30:12,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [683590715] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:12,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:12,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:12,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874360896] [2022-11-20 12:30:12,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:12,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:12,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:12,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:12,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:12,077 INFO L87 Difference]: Start difference. First operand 1364 states and 2086 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-11-20 12:30:12,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:12,342 INFO L93 Difference]: Finished difference Result 2768 states and 4240 transitions. [2022-11-20 12:30:12,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:12,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 99 [2022-11-20 12:30:12,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:12,349 INFO L225 Difference]: With dead ends: 2768 [2022-11-20 12:30:12,350 INFO L226 Difference]: Without dead ends: 1412 [2022-11-20 12:30:12,352 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:12,353 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 150 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 94 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 165 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 94 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:12,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 165 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 94 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:12,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2022-11-20 12:30:12,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1364. [2022-11-20 12:30:12,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.5235988200589972) internal successors, (2066), 1363 states have internal predecessors, (2066), 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) [2022-11-20 12:30:12,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 2066 transitions. [2022-11-20 12:30:12,442 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 2066 transitions. Word has length 99 [2022-11-20 12:30:12,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:12,442 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 2066 transitions. [2022-11-20 12:30:12,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-11-20 12:30:12,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 2066 transitions. [2022-11-20 12:30:12,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 12:30:12,446 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:12,446 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:12,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-20 12:30:12,447 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:12,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:12,447 INFO L85 PathProgramCache]: Analyzing trace with hash -1328244108, now seen corresponding path program 1 times [2022-11-20 12:30:12,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:12,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370181850] [2022-11-20 12:30:12,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:12,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:12,464 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:12,465 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1156141663] [2022-11-20 12:30:12,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:12,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:12,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:12,467 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:12,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-20 12:30:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:12,597 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:30:12,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-20 12:30:12,695 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:30:12,695 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:12,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370181850] [2022-11-20 12:30:12,695 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:12,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1156141663] [2022-11-20 12:30:12,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1156141663] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:12,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:12,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:12,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878942540] [2022-11-20 12:30:12,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:12,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:12,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:12,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:12,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:12,703 INFO L87 Difference]: Start difference. First operand 1364 states and 2066 transitions. Second operand has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2022-11-20 12:30:13,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:13,041 INFO L93 Difference]: Finished difference Result 2756 states and 4164 transitions. [2022-11-20 12:30:13,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:13,042 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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 117 [2022-11-20 12:30:13,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:13,048 INFO L225 Difference]: With dead ends: 2756 [2022-11-20 12:30:13,049 INFO L226 Difference]: Without dead ends: 1400 [2022-11-20 12:30:13,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:13,052 INFO L413 NwaCegarLoop]: 213 mSDtfsCounter, 31 mSDsluCounter, 95 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:13,053 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 308 Invalid, 158 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:13,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1400 states. [2022-11-20 12:30:13,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1400 to 1364. [2022-11-20 12:30:13,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1364 states, 1356 states have (on average 1.4705014749262537) internal successors, (1994), 1363 states have internal predecessors, (1994), 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) [2022-11-20 12:30:13,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1364 states and 1994 transitions. [2022-11-20 12:30:13,142 INFO L78 Accepts]: Start accepts. Automaton has 1364 states and 1994 transitions. Word has length 117 [2022-11-20 12:30:13,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:13,142 INFO L495 AbstractCegarLoop]: Abstraction has 1364 states and 1994 transitions. [2022-11-20 12:30:13,143 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.666666666666668) internal successors, (92), 3 states have internal predecessors, (92), 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) [2022-11-20 12:30:13,143 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1994 transitions. [2022-11-20 12:30:13,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 12:30:13,145 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:13,146 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:13,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:13,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:13,352 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:13,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:13,353 INFO L85 PathProgramCache]: Analyzing trace with hash 1689064237, now seen corresponding path program 1 times [2022-11-20 12:30:13,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:13,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063145935] [2022-11-20 12:30:13,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:13,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-20 12:30:13,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:13,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063145935] [2022-11-20 12:30:13,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063145935] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:13,480 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:13,480 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:13,481 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988181627] [2022-11-20 12:30:13,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:13,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:13,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:13,482 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:13,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:13,483 INFO L87 Difference]: Start difference. First operand 1364 states and 1994 transitions. Second operand has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-11-20 12:30:13,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:13,743 INFO L93 Difference]: Finished difference Result 2828 states and 4136 transitions. [2022-11-20 12:30:13,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:13,744 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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 118 [2022-11-20 12:30:13,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:13,750 INFO L225 Difference]: With dead ends: 2828 [2022-11-20 12:30:13,750 INFO L226 Difference]: Without dead ends: 1472 [2022-11-20 12:30:13,752 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:13,753 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 153 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:13,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 150 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:13,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2022-11-20 12:30:13,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2022-11-20 12:30:13,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1452 states have (on average 1.4586776859504131) internal successors, (2118), 1459 states have internal predecessors, (2118), 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) [2022-11-20 12:30:13,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2118 transitions. [2022-11-20 12:30:13,893 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2118 transitions. Word has length 118 [2022-11-20 12:30:13,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:13,894 INFO L495 AbstractCegarLoop]: Abstraction has 1460 states and 2118 transitions. [2022-11-20 12:30:13,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.666666666666668) internal successors, (74), 3 states have internal predecessors, (74), 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) [2022-11-20 12:30:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2118 transitions. [2022-11-20 12:30:13,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 12:30:13,897 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:13,897 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:13,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-20 12:30:13,898 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:13,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:13,899 INFO L85 PathProgramCache]: Analyzing trace with hash 582430036, now seen corresponding path program 1 times [2022-11-20 12:30:13,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:13,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395915900] [2022-11-20 12:30:13,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:13,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2022-11-20 12:30:14,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:14,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395915900] [2022-11-20 12:30:14,011 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395915900] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:14,012 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:14,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:14,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1749843808] [2022-11-20 12:30:14,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:14,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:14,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:14,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:14,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:14,014 INFO L87 Difference]: Start difference. First operand 1460 states and 2118 transitions. Second operand has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2022-11-20 12:30:14,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:14,276 INFO L93 Difference]: Finished difference Result 2924 states and 4240 transitions. [2022-11-20 12:30:14,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:14,277 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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 119 [2022-11-20 12:30:14,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:14,284 INFO L225 Difference]: With dead ends: 2924 [2022-11-20 12:30:14,284 INFO L226 Difference]: Without dead ends: 1472 [2022-11-20 12:30:14,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:14,287 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 152 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:14,288 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 149 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:14,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1472 states. [2022-11-20 12:30:14,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1472 to 1460. [2022-11-20 12:30:14,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1460 states, 1452 states have (on average 1.4449035812672177) internal successors, (2098), 1459 states have internal predecessors, (2098), 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) [2022-11-20 12:30:14,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1460 states and 2098 transitions. [2022-11-20 12:30:14,391 INFO L78 Accepts]: Start accepts. Automaton has 1460 states and 2098 transitions. Word has length 119 [2022-11-20 12:30:14,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:14,391 INFO L495 AbstractCegarLoop]: Abstraction has 1460 states and 2098 transitions. [2022-11-20 12:30:14,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 25.0) internal successors, (75), 3 states have internal predecessors, (75), 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) [2022-11-20 12:30:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 2098 transitions. [2022-11-20 12:30:14,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-20 12:30:14,395 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:14,395 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:14,396 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-20 12:30:14,396 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:14,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:14,397 INFO L85 PathProgramCache]: Analyzing trace with hash -790883194, now seen corresponding path program 1 times [2022-11-20 12:30:14,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:14,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895716497] [2022-11-20 12:30:14,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:14,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:14,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:14,544 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-20 12:30:14,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:14,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895716497] [2022-11-20 12:30:14,545 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895716497] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:14,545 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:14,545 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:14,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2123847100] [2022-11-20 12:30:14,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:14,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:14,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:14,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:14,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:14,549 INFO L87 Difference]: Start difference. First operand 1460 states and 2098 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2022-11-20 12:30:14,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:14,857 INFO L93 Difference]: Finished difference Result 3092 states and 4446 transitions. [2022-11-20 12:30:14,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:14,858 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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 127 [2022-11-20 12:30:14,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:14,865 INFO L225 Difference]: With dead ends: 3092 [2022-11-20 12:30:14,865 INFO L226 Difference]: Without dead ends: 1640 [2022-11-20 12:30:14,867 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:14,868 INFO L413 NwaCegarLoop]: 140 mSDtfsCounter, 132 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 158 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:14,868 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 158 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:14,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2022-11-20 12:30:14,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1624. [2022-11-20 12:30:14,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1624 states, 1616 states have (on average 1.4467821782178218) internal successors, (2338), 1623 states have internal predecessors, (2338), 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) [2022-11-20 12:30:14,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1624 states to 1624 states and 2338 transitions. [2022-11-20 12:30:14,993 INFO L78 Accepts]: Start accepts. Automaton has 1624 states and 2338 transitions. Word has length 127 [2022-11-20 12:30:14,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:14,993 INFO L495 AbstractCegarLoop]: Abstraction has 1624 states and 2338 transitions. [2022-11-20 12:30:14,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 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) [2022-11-20 12:30:14,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1624 states and 2338 transitions. [2022-11-20 12:30:14,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 12:30:14,997 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:14,997 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:14,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-20 12:30:14,998 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:14,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:14,998 INFO L85 PathProgramCache]: Analyzing trace with hash 13650500, now seen corresponding path program 1 times [2022-11-20 12:30:14,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:14,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566204580] [2022-11-20 12:30:14,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:14,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:15,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-11-20 12:30:15,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:15,156 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566204580] [2022-11-20 12:30:15,156 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566204580] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:15,157 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:15,157 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:15,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52807961] [2022-11-20 12:30:15,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:15,158 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:15,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:15,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:15,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:15,159 INFO L87 Difference]: Start difference. First operand 1624 states and 2338 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2022-11-20 12:30:15,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:15,520 INFO L93 Difference]: Finished difference Result 3256 states and 4682 transitions. [2022-11-20 12:30:15,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:15,521 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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 128 [2022-11-20 12:30:15,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:15,528 INFO L225 Difference]: With dead ends: 3256 [2022-11-20 12:30:15,529 INFO L226 Difference]: Without dead ends: 1632 [2022-11-20 12:30:15,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:15,533 INFO L413 NwaCegarLoop]: 138 mSDtfsCounter, 131 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 154 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:15,533 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 154 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:15,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1632 states. [2022-11-20 12:30:15,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1632 to 1616. [2022-11-20 12:30:15,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1616 states, 1608 states have (on average 1.4440298507462686) internal successors, (2322), 1615 states have internal predecessors, (2322), 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) [2022-11-20 12:30:15,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1616 states and 2322 transitions. [2022-11-20 12:30:15,689 INFO L78 Accepts]: Start accepts. Automaton has 1616 states and 2322 transitions. Word has length 128 [2022-11-20 12:30:15,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:15,690 INFO L495 AbstractCegarLoop]: Abstraction has 1616 states and 2322 transitions. [2022-11-20 12:30:15,690 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 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) [2022-11-20 12:30:15,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2322 transitions. [2022-11-20 12:30:15,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2022-11-20 12:30:15,697 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:15,697 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:15,697 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-20 12:30:15,698 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:15,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:15,698 INFO L85 PathProgramCache]: Analyzing trace with hash -802934786, now seen corresponding path program 1 times [2022-11-20 12:30:15,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:15,699 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946118100] [2022-11-20 12:30:15,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:15,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:15,822 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2022-11-20 12:30:15,823 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:15,823 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946118100] [2022-11-20 12:30:15,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [946118100] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:15,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:15,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:15,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006451095] [2022-11-20 12:30:15,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:15,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:15,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:15,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:15,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:15,826 INFO L87 Difference]: Start difference. First operand 1616 states and 2322 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2022-11-20 12:30:16,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:16,102 INFO L93 Difference]: Finished difference Result 3324 states and 4779 transitions. [2022-11-20 12:30:16,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:16,103 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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 139 [2022-11-20 12:30:16,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:16,110 INFO L225 Difference]: With dead ends: 3324 [2022-11-20 12:30:16,110 INFO L226 Difference]: Without dead ends: 1716 [2022-11-20 12:30:16,113 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:16,114 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 155 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:16,115 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 151 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:16,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2022-11-20 12:30:16,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2022-11-20 12:30:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1692 states have (on average 1.429078014184397) internal successors, (2418), 1699 states have internal predecessors, (2418), 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) [2022-11-20 12:30:16,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2418 transitions. [2022-11-20 12:30:16,277 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2418 transitions. Word has length 139 [2022-11-20 12:30:16,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:16,278 INFO L495 AbstractCegarLoop]: Abstraction has 1700 states and 2418 transitions. [2022-11-20 12:30:16,278 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 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) [2022-11-20 12:30:16,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2418 transitions. [2022-11-20 12:30:16,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-20 12:30:16,282 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:16,283 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:16,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-20 12:30:16,283 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:16,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:16,284 INFO L85 PathProgramCache]: Analyzing trace with hash -2125881129, now seen corresponding path program 1 times [2022-11-20 12:30:16,284 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:16,284 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616844741] [2022-11-20 12:30:16,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:16,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:16,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:16,406 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 136 trivial. 0 not checked. [2022-11-20 12:30:16,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:16,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616844741] [2022-11-20 12:30:16,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616844741] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:16,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:16,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:16,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276026523] [2022-11-20 12:30:16,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:16,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:16,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:16,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:16,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:16,410 INFO L87 Difference]: Start difference. First operand 1700 states and 2418 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2022-11-20 12:30:16,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:16,677 INFO L93 Difference]: Finished difference Result 3408 states and 4847 transitions. [2022-11-20 12:30:16,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:16,678 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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 140 [2022-11-20 12:30:16,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:16,685 INFO L225 Difference]: With dead ends: 3408 [2022-11-20 12:30:16,685 INFO L226 Difference]: Without dead ends: 1716 [2022-11-20 12:30:16,688 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:16,689 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 154 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:16,691 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 150 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:16,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1716 states. [2022-11-20 12:30:16,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1716 to 1700. [2022-11-20 12:30:16,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1700 states, 1692 states have (on average 1.4125295508274232) internal successors, (2390), 1699 states have internal predecessors, (2390), 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) [2022-11-20 12:30:16,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1700 states and 2390 transitions. [2022-11-20 12:30:16,823 INFO L78 Accepts]: Start accepts. Automaton has 1700 states and 2390 transitions. Word has length 140 [2022-11-20 12:30:16,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:16,823 INFO L495 AbstractCegarLoop]: Abstraction has 1700 states and 2390 transitions. [2022-11-20 12:30:16,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2022-11-20 12:30:16,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1700 states and 2390 transitions. [2022-11-20 12:30:16,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-20 12:30:16,828 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:16,828 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:16,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-20 12:30:16,829 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:16,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:16,830 INFO L85 PathProgramCache]: Analyzing trace with hash 791329785, now seen corresponding path program 1 times [2022-11-20 12:30:16,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:16,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906106610] [2022-11-20 12:30:16,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:16,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:16,889 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2022-11-20 12:30:16,889 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:16,890 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906106610] [2022-11-20 12:30:16,890 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906106610] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:16,890 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:16,890 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:16,891 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372943262] [2022-11-20 12:30:16,891 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:16,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:16,892 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:16,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:16,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:16,893 INFO L87 Difference]: Start difference. First operand 1700 states and 2390 transitions. Second operand has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2022-11-20 12:30:17,051 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:17,051 INFO L93 Difference]: Finished difference Result 3374 states and 4736 transitions. [2022-11-20 12:30:17,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:17,052 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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 155 [2022-11-20 12:30:17,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:17,071 INFO L225 Difference]: With dead ends: 3374 [2022-11-20 12:30:17,077 INFO L226 Difference]: Without dead ends: 1682 [2022-11-20 12:30:17,080 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:17,080 INFO L413 NwaCegarLoop]: 309 mSDtfsCounter, 174 mSDsluCounter, 182 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 491 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:17,082 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 491 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:30:17,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1682 states. [2022-11-20 12:30:17,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1682 to 1678. [2022-11-20 12:30:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1678 states, 1670 states have (on average 1.4113772455089821) internal successors, (2357), 1677 states have internal predecessors, (2357), 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) [2022-11-20 12:30:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 1678 states and 2357 transitions. [2022-11-20 12:30:17,202 INFO L78 Accepts]: Start accepts. Automaton has 1678 states and 2357 transitions. Word has length 155 [2022-11-20 12:30:17,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:17,203 INFO L495 AbstractCegarLoop]: Abstraction has 1678 states and 2357 transitions. [2022-11-20 12:30:17,203 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.333333333333332) internal successors, (79), 3 states have internal predecessors, (79), 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) [2022-11-20 12:30:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 1678 states and 2357 transitions. [2022-11-20 12:30:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-11-20 12:30:17,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:17,208 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:17,208 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-20 12:30:17,209 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:17,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:17,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1730809671, now seen corresponding path program 1 times [2022-11-20 12:30:17,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:17,210 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079558124] [2022-11-20 12:30:17,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:17,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:17,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:17,345 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 12:30:17,345 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:17,345 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079558124] [2022-11-20 12:30:17,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079558124] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 12:30:17,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [760276488] [2022-11-20 12:30:17,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:17,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:17,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:17,351 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:17,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-20 12:30:17,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:17,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 12:30:17,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 12:30:17,606 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 12:30:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 110 proven. 5 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 12:30:17,700 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [760276488] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 12:30:17,700 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 12:30:17,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2022-11-20 12:30:17,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785573348] [2022-11-20 12:30:17,701 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 12:30:17,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 12:30:17,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:17,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 12:30:17,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 12:30:17,703 INFO L87 Difference]: Start difference. First operand 1678 states and 2357 transitions. Second operand has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2022-11-20 12:30:18,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:18,691 INFO L93 Difference]: Finished difference Result 6384 states and 8903 transitions. [2022-11-20 12:30:18,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-20 12:30:18,691 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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 155 [2022-11-20 12:30:18,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:18,711 INFO L225 Difference]: With dead ends: 6384 [2022-11-20 12:30:18,711 INFO L226 Difference]: Without dead ends: 4586 [2022-11-20 12:30:18,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 320 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-20 12:30:18,716 INFO L413 NwaCegarLoop]: 222 mSDtfsCounter, 935 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 935 SdHoareTripleChecker+Valid, 486 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:18,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [935 Valid, 486 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-20 12:30:18,722 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4586 states. [2022-11-20 12:30:18,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4586 to 1960. [2022-11-20 12:30:18,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1960 states, 1954 states have (on average 1.410951893551689) internal successors, (2757), 1959 states have internal predecessors, (2757), 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) [2022-11-20 12:30:18,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1960 states to 1960 states and 2757 transitions. [2022-11-20 12:30:18,896 INFO L78 Accepts]: Start accepts. Automaton has 1960 states and 2757 transitions. Word has length 155 [2022-11-20 12:30:18,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:18,897 INFO L495 AbstractCegarLoop]: Abstraction has 1960 states and 2757 transitions. [2022-11-20 12:30:18,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.333333333333332) internal successors, (128), 6 states have internal predecessors, (128), 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) [2022-11-20 12:30:18,897 INFO L276 IsEmpty]: Start isEmpty. Operand 1960 states and 2757 transitions. [2022-11-20 12:30:18,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-11-20 12:30:18,901 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:18,902 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:18,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:19,108 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:19,109 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:19,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:19,110 INFO L85 PathProgramCache]: Analyzing trace with hash -481927805, now seen corresponding path program 1 times [2022-11-20 12:30:19,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:19,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1876504505] [2022-11-20 12:30:19,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:19,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:19,224 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 12:30:19,224 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:19,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1876504505] [2022-11-20 12:30:19,225 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1876504505] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 12:30:19,225 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [944167277] [2022-11-20 12:30:19,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:19,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:19,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:19,227 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:19,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-20 12:30:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:19,374 INFO L263 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 12:30:19,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:19,450 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 12:30:19,450 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 12:30:19,531 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 120 proven. 7 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 12:30:19,532 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [944167277] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 12:30:19,532 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 12:30:19,532 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 6 [2022-11-20 12:30:19,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415469645] [2022-11-20 12:30:19,533 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 12:30:19,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 12:30:19,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:19,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 12:30:19,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-20 12:30:19,535 INFO L87 Difference]: Start difference. First operand 1960 states and 2757 transitions. Second operand has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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) [2022-11-20 12:30:20,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:20,809 INFO L93 Difference]: Finished difference Result 7426 states and 10291 transitions. [2022-11-20 12:30:20,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-20 12:30:20,810 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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 157 [2022-11-20 12:30:20,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:20,823 INFO L225 Difference]: With dead ends: 7426 [2022-11-20 12:30:20,823 INFO L226 Difference]: Without dead ends: 5474 [2022-11-20 12:30:20,828 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 324 GetRequests, 316 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2022-11-20 12:30:20,829 INFO L413 NwaCegarLoop]: 293 mSDtfsCounter, 691 mSDsluCounter, 459 mSDsCounter, 0 mSdLazyCounter, 561 mSolverCounterSat, 74 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 691 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 74 IncrementalHoareTripleChecker+Valid, 561 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:20,829 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [691 Valid, 752 Invalid, 635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [74 Valid, 561 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-20 12:30:20,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5474 states. [2022-11-20 12:30:21,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5474 to 2724. [2022-11-20 12:30:21,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2724 states, 2718 states have (on average 1.3686534216335542) internal successors, (3720), 2723 states have internal predecessors, (3720), 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) [2022-11-20 12:30:21,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2724 states to 2724 states and 3720 transitions. [2022-11-20 12:30:21,119 INFO L78 Accepts]: Start accepts. Automaton has 2724 states and 3720 transitions. Word has length 157 [2022-11-20 12:30:21,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:21,119 INFO L495 AbstractCegarLoop]: Abstraction has 2724 states and 3720 transitions. [2022-11-20 12:30:21,120 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.0) internal successors, (132), 6 states have internal predecessors, (132), 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) [2022-11-20 12:30:21,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2724 states and 3720 transitions. [2022-11-20 12:30:21,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 12:30:21,126 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:21,126 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:21,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:21,333 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-11-20 12:30:21,335 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:21,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:21,336 INFO L85 PathProgramCache]: Analyzing trace with hash 893108612, now seen corresponding path program 1 times [2022-11-20 12:30:21,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:21,337 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046870797] [2022-11-20 12:30:21,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:21,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:21,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:21,431 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2022-11-20 12:30:21,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:21,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046870797] [2022-11-20 12:30:21,437 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046870797] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:21,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:21,438 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:21,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594949246] [2022-11-20 12:30:21,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:21,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:21,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:21,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:21,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:21,440 INFO L87 Difference]: Start difference. First operand 2724 states and 3720 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) [2022-11-20 12:30:21,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:21,649 INFO L93 Difference]: Finished difference Result 4585 states and 6258 transitions. [2022-11-20 12:30:21,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:21,650 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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 166 [2022-11-20 12:30:21,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:21,656 INFO L225 Difference]: With dead ends: 4585 [2022-11-20 12:30:21,656 INFO L226 Difference]: Without dead ends: 2456 [2022-11-20 12:30:21,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:21,660 INFO L413 NwaCegarLoop]: 270 mSDtfsCounter, 92 mSDsluCounter, 183 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:21,661 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 453 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:30:21,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2456 states. [2022-11-20 12:30:21,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2456 to 2456. [2022-11-20 12:30:21,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2456 states, 2450 states have (on average 1.3653061224489795) internal successors, (3345), 2455 states have internal predecessors, (3345), 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) [2022-11-20 12:30:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2456 states to 2456 states and 3345 transitions. [2022-11-20 12:30:21,862 INFO L78 Accepts]: Start accepts. Automaton has 2456 states and 3345 transitions. Word has length 166 [2022-11-20 12:30:21,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:21,862 INFO L495 AbstractCegarLoop]: Abstraction has 2456 states and 3345 transitions. [2022-11-20 12:30:21,862 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 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) [2022-11-20 12:30:21,863 INFO L276 IsEmpty]: Start isEmpty. Operand 2456 states and 3345 transitions. [2022-11-20 12:30:21,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-11-20 12:30:21,867 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:21,868 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:21,868 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-11-20 12:30:21,868 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:21,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:21,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1887802310, now seen corresponding path program 1 times [2022-11-20 12:30:21,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:21,869 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2054330296] [2022-11-20 12:30:21,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:21,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:21,949 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 159 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-11-20 12:30:21,949 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:21,949 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2054330296] [2022-11-20 12:30:21,949 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2054330296] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:21,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:21,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:21,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615152928] [2022-11-20 12:30:21,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:21,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:21,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:21,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:21,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:21,952 INFO L87 Difference]: Start difference. First operand 2456 states and 3345 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2022-11-20 12:30:22,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:22,342 INFO L93 Difference]: Finished difference Result 5803 states and 7831 transitions. [2022-11-20 12:30:22,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:22,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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 166 [2022-11-20 12:30:22,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:22,351 INFO L225 Difference]: With dead ends: 5803 [2022-11-20 12:30:22,352 INFO L226 Difference]: Without dead ends: 3355 [2022-11-20 12:30:22,354 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:22,355 INFO L413 NwaCegarLoop]: 278 mSDtfsCounter, 65 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 465 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:22,356 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 465 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 12:30:22,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3355 states. [2022-11-20 12:30:22,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3355 to 3351. [2022-11-20 12:30:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3351 states, 3345 states have (on average 1.3411061285500747) internal successors, (4486), 3350 states have internal predecessors, (4486), 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) [2022-11-20 12:30:22,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3351 states to 3351 states and 4486 transitions. [2022-11-20 12:30:22,666 INFO L78 Accepts]: Start accepts. Automaton has 3351 states and 4486 transitions. Word has length 166 [2022-11-20 12:30:22,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:22,666 INFO L495 AbstractCegarLoop]: Abstraction has 3351 states and 4486 transitions. [2022-11-20 12:30:22,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 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) [2022-11-20 12:30:22,667 INFO L276 IsEmpty]: Start isEmpty. Operand 3351 states and 4486 transitions. [2022-11-20 12:30:22,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-11-20 12:30:22,673 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:22,673 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:22,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-11-20 12:30:22,674 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:22,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:22,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1582016052, now seen corresponding path program 1 times [2022-11-20 12:30:22,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:22,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125453045] [2022-11-20 12:30:22,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:22,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:22,719 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:22,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [497039329] [2022-11-20 12:30:22,722 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:22,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:22,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:22,727 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:22,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-11-20 12:30:22,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:22,871 INFO L263 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 12:30:22,874 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:23,028 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 172 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-20 12:30:23,028 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:30:23,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:23,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125453045] [2022-11-20 12:30:23,029 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:23,029 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [497039329] [2022-11-20 12:30:23,029 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [497039329] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:23,029 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:23,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:23,030 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542678013] [2022-11-20 12:30:23,030 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:23,031 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 12:30:23,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:23,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 12:30:23,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:30:23,032 INFO L87 Difference]: Start difference. First operand 3351 states and 4486 transitions. Second operand has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 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) [2022-11-20 12:30:23,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:23,502 INFO L93 Difference]: Finished difference Result 4086 states and 5400 transitions. [2022-11-20 12:30:23,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 12:30:23,503 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 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 187 [2022-11-20 12:30:23,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:23,512 INFO L225 Difference]: With dead ends: 4086 [2022-11-20 12:30:23,513 INFO L226 Difference]: Without dead ends: 4085 [2022-11-20 12:30:23,514 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:30:23,515 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 94 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 96 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 96 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 96 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:23,515 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 508 Invalid, 96 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 96 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:23,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4085 states. [2022-11-20 12:30:23,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4085 to 3509. [2022-11-20 12:30:23,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3509 states, 3503 states have (on average 1.340565229803026) internal successors, (4696), 3508 states have internal predecessors, (4696), 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) [2022-11-20 12:30:23,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3509 states to 3509 states and 4696 transitions. [2022-11-20 12:30:23,802 INFO L78 Accepts]: Start accepts. Automaton has 3509 states and 4696 transitions. Word has length 187 [2022-11-20 12:30:23,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:23,803 INFO L495 AbstractCegarLoop]: Abstraction has 3509 states and 4696 transitions. [2022-11-20 12:30:23,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 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) [2022-11-20 12:30:23,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3509 states and 4696 transitions. [2022-11-20 12:30:23,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-11-20 12:30:23,809 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:23,810 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:23,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:24,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2022-11-20 12:30:24,017 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:24,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:24,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1804473394, now seen corresponding path program 1 times [2022-11-20 12:30:24,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:24,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298135631] [2022-11-20 12:30:24,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:24,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:24,046 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:24,046 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [29987201] [2022-11-20 12:30:24,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:24,046 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:24,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:24,048 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:24,052 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-11-20 12:30:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:24,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 12:30:24,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:24,319 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-20 12:30:24,319 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 12:30:24,458 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 174 proven. 26 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-20 12:30:24,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:24,458 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298135631] [2022-11-20 12:30:24,459 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:24,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29987201] [2022-11-20 12:30:24,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29987201] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 12:30:24,459 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-20 12:30:24,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2022-11-20 12:30:24,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741249610] [2022-11-20 12:30:24,460 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-20 12:30:24,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 12:30:24,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:24,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 12:30:24,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 12:30:24,462 INFO L87 Difference]: Start difference. First operand 3509 states and 4696 transitions. Second operand has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 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) [2022-11-20 12:30:25,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:25,441 INFO L93 Difference]: Finished difference Result 8909 states and 11851 transitions. [2022-11-20 12:30:25,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 12:30:25,442 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 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 188 [2022-11-20 12:30:25,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:25,455 INFO L225 Difference]: With dead ends: 8909 [2022-11-20 12:30:25,455 INFO L226 Difference]: Without dead ends: 5374 [2022-11-20 12:30:25,460 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 376 GetRequests, 371 SyntacticMatches, 2 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:30:25,461 INFO L413 NwaCegarLoop]: 218 mSDtfsCounter, 325 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 272 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 367 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 272 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:25,461 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [325 Valid, 367 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 272 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 12:30:25,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5374 states. [2022-11-20 12:30:25,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5374 to 3369. [2022-11-20 12:30:25,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3369 states, 3363 states have (on average 1.3371989295272078) internal successors, (4497), 3368 states have internal predecessors, (4497), 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) [2022-11-20 12:30:25,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 3369 states and 4497 transitions. [2022-11-20 12:30:25,770 INFO L78 Accepts]: Start accepts. Automaton has 3369 states and 4497 transitions. Word has length 188 [2022-11-20 12:30:25,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:25,770 INFO L495 AbstractCegarLoop]: Abstraction has 3369 states and 4497 transitions. [2022-11-20 12:30:25,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.25) internal successors, (129), 4 states have internal predecessors, (129), 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) [2022-11-20 12:30:25,771 INFO L276 IsEmpty]: Start isEmpty. Operand 3369 states and 4497 transitions. [2022-11-20 12:30:25,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2022-11-20 12:30:25,776 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:25,777 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:25,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:25,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2022-11-20 12:30:25,996 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:25,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:25,996 INFO L85 PathProgramCache]: Analyzing trace with hash 101013166, now seen corresponding path program 1 times [2022-11-20 12:30:25,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:25,997 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370397758] [2022-11-20 12:30:25,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:25,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:26,023 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:26,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [828052944] [2022-11-20 12:30:26,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:26,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:26,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:26,025 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:26,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-11-20 12:30:26,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:26,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-20 12:30:26,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:26,652 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 234 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-20 12:30:26,652 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:30:26,653 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:26,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370397758] [2022-11-20 12:30:26,653 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:26,653 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [828052944] [2022-11-20 12:30:26,653 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [828052944] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:26,654 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:26,654 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 12:30:26,654 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [581055397] [2022-11-20 12:30:26,654 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:26,655 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 12:30:26,655 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:26,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 12:30:26,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:30:26,656 INFO L87 Difference]: Start difference. First operand 3369 states and 4497 transitions. Second operand has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 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) [2022-11-20 12:30:27,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:27,301 INFO L93 Difference]: Finished difference Result 6246 states and 8233 transitions. [2022-11-20 12:30:27,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 12:30:27,302 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 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 189 [2022-11-20 12:30:27,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:27,314 INFO L225 Difference]: With dead ends: 6246 [2022-11-20 12:30:27,314 INFO L226 Difference]: Without dead ends: 5361 [2022-11-20 12:30:27,317 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 188 GetRequests, 185 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:30:27,318 INFO L413 NwaCegarLoop]: 274 mSDtfsCounter, 270 mSDsluCounter, 366 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 270 SdHoareTripleChecker+Valid, 640 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:27,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [270 Valid, 640 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:27,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5361 states. [2022-11-20 12:30:27,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5361 to 4837. [2022-11-20 12:30:27,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4837 states, 4831 states have (on average 1.333678327468433) internal successors, (6443), 4836 states have internal predecessors, (6443), 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) [2022-11-20 12:30:27,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4837 states to 4837 states and 6443 transitions. [2022-11-20 12:30:27,717 INFO L78 Accepts]: Start accepts. Automaton has 4837 states and 6443 transitions. Word has length 189 [2022-11-20 12:30:27,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:27,718 INFO L495 AbstractCegarLoop]: Abstraction has 4837 states and 6443 transitions. [2022-11-20 12:30:27,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 34.75) internal successors, (139), 5 states have internal predecessors, (139), 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) [2022-11-20 12:30:27,718 INFO L276 IsEmpty]: Start isEmpty. Operand 4837 states and 6443 transitions. [2022-11-20 12:30:27,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-11-20 12:30:27,725 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:27,725 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:27,737 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:27,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2022-11-20 12:30:27,932 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:27,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:27,932 INFO L85 PathProgramCache]: Analyzing trace with hash -1163558635, now seen corresponding path program 1 times [2022-11-20 12:30:27,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:27,933 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667459169] [2022-11-20 12:30:27,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:27,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:27,956 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:27,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2056946824] [2022-11-20 12:30:27,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:27,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:27,958 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:27,959 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:27,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-11-20 12:30:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:28,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-20 12:30:28,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:28,411 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 175 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2022-11-20 12:30:28,411 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:30:28,412 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:28,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667459169] [2022-11-20 12:30:28,412 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:28,412 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056946824] [2022-11-20 12:30:28,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056946824] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:28,413 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:28,413 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 12:30:28,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372928496] [2022-11-20 12:30:28,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:28,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 12:30:28,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:28,415 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 12:30:28,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:30:28,415 INFO L87 Difference]: Start difference. First operand 4837 states and 6443 transitions. Second operand has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 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) [2022-11-20 12:30:29,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:29,181 INFO L93 Difference]: Finished difference Result 9013 states and 12017 transitions. [2022-11-20 12:30:29,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 12:30:29,182 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 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 190 [2022-11-20 12:30:29,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:29,195 INFO L225 Difference]: With dead ends: 9013 [2022-11-20 12:30:29,195 INFO L226 Difference]: Without dead ends: 4940 [2022-11-20 12:30:29,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 189 GetRequests, 186 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 12:30:29,201 INFO L413 NwaCegarLoop]: 304 mSDtfsCounter, 186 mSDsluCounter, 354 mSDsCounter, 0 mSdLazyCounter, 294 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 658 SdHoareTripleChecker+Invalid, 310 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 294 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:29,201 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 658 Invalid, 310 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 294 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 12:30:29,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4940 states. [2022-11-20 12:30:29,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4940 to 4931. [2022-11-20 12:30:29,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4931 states, 4925 states have (on average 1.323248730964467) internal successors, (6517), 4930 states have internal predecessors, (6517), 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) [2022-11-20 12:30:29,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4931 states to 4931 states and 6517 transitions. [2022-11-20 12:30:29,556 INFO L78 Accepts]: Start accepts. Automaton has 4931 states and 6517 transitions. Word has length 190 [2022-11-20 12:30:29,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:29,557 INFO L495 AbstractCegarLoop]: Abstraction has 4931 states and 6517 transitions. [2022-11-20 12:30:29,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 27.0) internal successors, (108), 5 states have internal predecessors, (108), 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) [2022-11-20 12:30:29,557 INFO L276 IsEmpty]: Start isEmpty. Operand 4931 states and 6517 transitions. [2022-11-20 12:30:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2022-11-20 12:30:29,563 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:29,563 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:29,575 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:29,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2022-11-20 12:30:29,770 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:29,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:29,771 INFO L85 PathProgramCache]: Analyzing trace with hash -772079227, now seen corresponding path program 1 times [2022-11-20 12:30:29,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:29,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972877062] [2022-11-20 12:30:29,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:29,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:29,793 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 12:30:29,793 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [503540902] [2022-11-20 12:30:29,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:29,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:29,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:29,795 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:29,829 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-11-20 12:30:29,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:29,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 12:30:29,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:29,983 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 238 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-20 12:30:29,983 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 12:30:29,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:29,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972877062] [2022-11-20 12:30:29,984 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 12:30:29,984 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [503540902] [2022-11-20 12:30:29,984 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [503540902] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:29,984 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:29,985 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:29,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [678636483] [2022-11-20 12:30:29,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:29,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:29,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:29,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:29,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:29,987 INFO L87 Difference]: Start difference. First operand 4931 states and 6517 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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) [2022-11-20 12:30:30,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:30,517 INFO L93 Difference]: Finished difference Result 9976 states and 13188 transitions. [2022-11-20 12:30:30,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:30,519 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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 197 [2022-11-20 12:30:30,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:30,529 INFO L225 Difference]: With dead ends: 9976 [2022-11-20 12:30:30,530 INFO L226 Difference]: Without dead ends: 3698 [2022-11-20 12:30:30,535 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:30,536 INFO L413 NwaCegarLoop]: 191 mSDtfsCounter, 39 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 274 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:30,537 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 274 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:30,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3698 states. [2022-11-20 12:30:30,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3698 to 3688. [2022-11-20 12:30:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3688 states, 3682 states have (on average 1.3101575230852798) internal successors, (4824), 3687 states have internal predecessors, (4824), 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) [2022-11-20 12:30:30,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3688 states to 3688 states and 4824 transitions. [2022-11-20 12:30:30,892 INFO L78 Accepts]: Start accepts. Automaton has 3688 states and 4824 transitions. Word has length 197 [2022-11-20 12:30:30,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:30,892 INFO L495 AbstractCegarLoop]: Abstraction has 3688 states and 4824 transitions. [2022-11-20 12:30:30,892 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 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) [2022-11-20 12:30:30,893 INFO L276 IsEmpty]: Start isEmpty. Operand 3688 states and 4824 transitions. [2022-11-20 12:30:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2022-11-20 12:30:30,895 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:30,895 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:30,908 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:31,102 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2022-11-20 12:30:31,102 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:31,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:31,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1185552693, now seen corresponding path program 1 times [2022-11-20 12:30:31,103 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:31,103 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1875953127] [2022-11-20 12:30:31,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:31,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:31,252 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2022-11-20 12:30:31,253 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:31,253 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1875953127] [2022-11-20 12:30:31,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1875953127] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:31,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:31,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:31,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687294148] [2022-11-20 12:30:31,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:31,255 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:31,255 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:31,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:31,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:31,258 INFO L87 Difference]: Start difference. First operand 3688 states and 4824 transitions. Second operand has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2022-11-20 12:30:31,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:31,645 INFO L93 Difference]: Finished difference Result 6998 states and 9122 transitions. [2022-11-20 12:30:31,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:31,646 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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 198 [2022-11-20 12:30:31,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:31,660 INFO L225 Difference]: With dead ends: 6998 [2022-11-20 12:30:31,660 INFO L226 Difference]: Without dead ends: 3198 [2022-11-20 12:30:31,664 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:31,665 INFO L413 NwaCegarLoop]: 134 mSDtfsCounter, 130 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:31,665 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 149 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 12:30:31,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3198 states. [2022-11-20 12:30:31,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3198 to 3152. [2022-11-20 12:30:31,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3152 states, 3146 states have (on average 1.2962492053401145) internal successors, (4078), 3151 states have internal predecessors, (4078), 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) [2022-11-20 12:30:31,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 4078 transitions. [2022-11-20 12:30:31,939 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 4078 transitions. Word has length 198 [2022-11-20 12:30:31,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:31,940 INFO L495 AbstractCegarLoop]: Abstraction has 3152 states and 4078 transitions. [2022-11-20 12:30:31,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.666666666666664) internal successors, (101), 3 states have internal predecessors, (101), 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) [2022-11-20 12:30:31,940 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 4078 transitions. [2022-11-20 12:30:31,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 337 [2022-11-20 12:30:31,944 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:31,945 INFO L195 NwaCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 9, 9, 8, 8, 7, 7, 6, 6, 6, 6, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:31,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-11-20 12:30:31,946 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:31,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:31,947 INFO L85 PathProgramCache]: Analyzing trace with hash 668179624, now seen corresponding path program 1 times [2022-11-20 12:30:31,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:31,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978332505] [2022-11-20 12:30:31,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:31,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:31,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:32,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1163 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2022-11-20 12:30:32,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:32,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978332505] [2022-11-20 12:30:32,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1978332505] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:32,061 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:32,061 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:32,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730298159] [2022-11-20 12:30:32,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:32,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:32,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:32,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:32,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:32,065 INFO L87 Difference]: Start difference. First operand 3152 states and 4078 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2022-11-20 12:30:32,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:32,464 INFO L93 Difference]: Finished difference Result 6605 states and 8514 transitions. [2022-11-20 12:30:32,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:32,466 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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 336 [2022-11-20 12:30:32,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:32,473 INFO L225 Difference]: With dead ends: 6605 [2022-11-20 12:30:32,474 INFO L226 Difference]: Without dead ends: 3476 [2022-11-20 12:30:32,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:32,478 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 119 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 122 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:32,478 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 297 Invalid, 122 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 12:30:32,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3476 states. [2022-11-20 12:30:32,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3476 to 3458. [2022-11-20 12:30:32,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3458 states, 3452 states have (on average 1.2830243337195828) internal successors, (4429), 3457 states have internal predecessors, (4429), 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) [2022-11-20 12:30:32,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3458 states to 3458 states and 4429 transitions. [2022-11-20 12:30:32,692 INFO L78 Accepts]: Start accepts. Automaton has 3458 states and 4429 transitions. Word has length 336 [2022-11-20 12:30:32,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:32,693 INFO L495 AbstractCegarLoop]: Abstraction has 3458 states and 4429 transitions. [2022-11-20 12:30:32,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 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) [2022-11-20 12:30:32,693 INFO L276 IsEmpty]: Start isEmpty. Operand 3458 states and 4429 transitions. [2022-11-20 12:30:32,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2022-11-20 12:30:32,695 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:32,695 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:32,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-11-20 12:30:32,696 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:32,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:32,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1247487280, now seen corresponding path program 1 times [2022-11-20 12:30:32,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:32,697 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [709817408] [2022-11-20 12:30:32,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:32,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:32,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:32,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1423 backedges. 823 proven. 0 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2022-11-20 12:30:32,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:32,819 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [709817408] [2022-11-20 12:30:32,819 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [709817408] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 12:30:32,819 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 12:30:32,820 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 12:30:32,820 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623402284] [2022-11-20 12:30:32,820 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 12:30:32,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 12:30:32,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:32,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 12:30:32,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:32,822 INFO L87 Difference]: Start difference. First operand 3458 states and 4429 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2022-11-20 12:30:33,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:33,219 INFO L93 Difference]: Finished difference Result 6946 states and 8892 transitions. [2022-11-20 12:30:33,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 12:30:33,220 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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 367 [2022-11-20 12:30:33,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:33,229 INFO L225 Difference]: With dead ends: 6946 [2022-11-20 12:30:33,229 INFO L226 Difference]: Without dead ends: 3511 [2022-11-20 12:30:33,233 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 12:30:33,234 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 11 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:33,234 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 297 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:33,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3511 states. [2022-11-20 12:30:33,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3511 to 3211. [2022-11-20 12:30:33,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3211 states, 3205 states have (on average 1.2842433697347895) internal successors, (4116), 3210 states have internal predecessors, (4116), 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) [2022-11-20 12:30:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3211 states to 3211 states and 4116 transitions. [2022-11-20 12:30:33,479 INFO L78 Accepts]: Start accepts. Automaton has 3211 states and 4116 transitions. Word has length 367 [2022-11-20 12:30:33,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:33,480 INFO L495 AbstractCegarLoop]: Abstraction has 3211 states and 4116 transitions. [2022-11-20 12:30:33,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 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) [2022-11-20 12:30:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 3211 states and 4116 transitions. [2022-11-20 12:30:33,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-11-20 12:30:33,484 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 12:30:33,485 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 12, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 8, 8, 6, 5, 5, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:30:33,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-11-20 12:30:33,485 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 5 more)] === [2022-11-20 12:30:33,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 12:30:33,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1284808221, now seen corresponding path program 1 times [2022-11-20 12:30:33,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 12:30:33,486 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [751681304] [2022-11-20 12:30:33,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:33,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 12:30:33,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:33,701 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-11-20 12:30:33,702 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 12:30:33,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [751681304] [2022-11-20 12:30:33,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [751681304] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 12:30:33,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1259091404] [2022-11-20 12:30:33,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 12:30:33,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:33,703 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 12:30:33,707 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 12:30:33,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-11-20 12:30:33,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 12:30:33,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 12:30:33,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 12:30:34,003 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-11-20 12:30:34,004 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 12:30:34,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 353 proven. 7 refuted. 0 times theorem prover too weak. 1358 trivial. 0 not checked. [2022-11-20 12:30:34,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1259091404] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 12:30:34,102 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 12:30:34,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-11-20 12:30:34,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [260270931] [2022-11-20 12:30:34,103 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 12:30:34,104 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-20 12:30:34,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 12:30:34,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-20 12:30:34,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-20 12:30:34,106 INFO L87 Difference]: Start difference. First operand 3211 states and 4116 transitions. Second operand has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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) [2022-11-20 12:30:34,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 12:30:34,432 INFO L93 Difference]: Finished difference Result 4255 states and 5440 transitions. [2022-11-20 12:30:34,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-20 12:30:34,433 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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 400 [2022-11-20 12:30:34,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 12:30:34,434 INFO L225 Difference]: With dead ends: 4255 [2022-11-20 12:30:34,434 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 12:30:34,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 804 GetRequests, 797 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2022-11-20 12:30:34,438 INFO L413 NwaCegarLoop]: 204 mSDtfsCounter, 72 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 235 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 837 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 235 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-20 12:30:34,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 837 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 235 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-20 12:30:34,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 12:30:34,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 12:30:34,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2022-11-20 12:30:34,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 12:30:34,440 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 400 [2022-11-20 12:30:34,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 12:30:34,441 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 12:30:34,441 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 27.125) internal successors, (217), 8 states have internal predecessors, (217), 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) [2022-11-20 12:30:34,441 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 12:30:34,441 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 12:30:34,444 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 8 remaining) [2022-11-20 12:30:34,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 8 remaining) [2022-11-20 12:30:34,445 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2022-11-20 12:30:34,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2022-11-20 12:30:34,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2022-11-20 12:30:34,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2022-11-20 12:30:34,446 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2022-11-20 12:30:34,447 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2022-11-20 12:30:34,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-11-20 12:30:34,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 12:30:34,656 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 12:30:39,946 WARN L233 SmtUtils]: Spent 5.28s on a formula simplification. DAG size of input: 176 DAG size of output: 165 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-20 12:30:54,524 WARN L233 SmtUtils]: Spent 11.34s on a formula simplification. DAG size of input: 531 DAG size of output: 522 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-20 12:31:12,546 WARN L233 SmtUtils]: Spent 11.40s on a formula simplification. DAG size of input: 532 DAG size of output: 523 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2022-11-20 12:31:30,730 WARN L233 SmtUtils]: Spent 6.64s on a formula simplification. DAG size of input: 522 DAG size of output: 96 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-20 12:31:40,921 WARN L233 SmtUtils]: Spent 6.19s on a formula simplification. DAG size of input: 523 DAG size of output: 96 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2022-11-20 12:31:43,614 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2022-11-20 12:31:43,614 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 536) no Hoare annotation was computed. [2022-11-20 12:31:43,614 INFO L899 garLoopResultBuilder]: For program point L399(lines 399 405) no Hoare annotation was computed. [2022-11-20 12:31:43,614 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 385) no Hoare annotation was computed. [2022-11-20 12:31:43,616 INFO L895 garLoopResultBuilder]: At program point L598(lines 109 666) the Hoare annotation is: (let ((.cse11 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse7 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse18 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse19 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292)) (.cse6 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse16 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse20 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse13 (< 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse17 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse5 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse6) (and .cse11 .cse7 .cse9 .cse10 .cse6) (and .cse11 .cse12 .cse13 .cse7 .cse14 .cse9) (and .cse12 .cse13 .cse15 .cse16 .cse17 .cse14 .cse5) (and .cse15 .cse17 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse5) (and .cse18 .cse19 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) .cse2 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) .cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) .cse10) (and .cse12 .cse13 .cse20 .cse14 .cse8) (and .cse12 .cse13 .cse7 .cse14 .cse8 .cse9) (and .cse0 .cse19 .cse1 .cse4 .cse8 .cse6) (and .cse18 (not (= 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse12 .cse14) (and (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse0 .cse15 .cse16 .cse4) (and .cse0 .cse19 .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse12 .cse13 .cse15 .cse16 .cse20 .cse14) (and .cse12 .cse13 .cse17 .cse14 .cse8 .cse5))) [2022-11-20 12:31:43,616 INFO L899 garLoopResultBuilder]: For program point L565(lines 565 569) no Hoare annotation was computed. [2022-11-20 12:31:43,617 INFO L899 garLoopResultBuilder]: For program point L499(lines 499 503) no Hoare annotation was computed. [2022-11-20 12:31:43,617 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 371) no Hoare annotation was computed. [2022-11-20 12:31:43,617 INFO L899 garLoopResultBuilder]: For program point L367-2(lines 366 383) no Hoare annotation was computed. [2022-11-20 12:31:43,617 INFO L899 garLoopResultBuilder]: For program point L202(lines 202 605) no Hoare annotation was computed. [2022-11-20 12:31:43,617 INFO L899 garLoopResultBuilder]: For program point L169(lines 169 616) no Hoare annotation was computed. [2022-11-20 12:31:43,617 INFO L899 garLoopResultBuilder]: For program point L136(lines 136 627) no Hoare annotation was computed. [2022-11-20 12:31:43,618 INFO L899 garLoopResultBuilder]: For program point L467(lines 467 471) no Hoare annotation was computed. [2022-11-20 12:31:43,618 INFO L899 garLoopResultBuilder]: For program point L335-1(lines 335 344) no Hoare annotation was computed. [2022-11-20 12:31:43,618 INFO L902 garLoopResultBuilder]: At program point L667(lines 108 668) the Hoare annotation is: true [2022-11-20 12:31:43,618 INFO L899 garLoopResultBuilder]: For program point L205(lines 205 604) no Hoare annotation was computed. [2022-11-20 12:31:43,618 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 615) no Hoare annotation was computed. [2022-11-20 12:31:43,618 INFO L899 garLoopResultBuilder]: For program point L139(lines 139 626) no Hoare annotation was computed. [2022-11-20 12:31:43,619 INFO L899 garLoopResultBuilder]: For program point L272(line 272) no Hoare annotation was computed. [2022-11-20 12:31:43,619 INFO L899 garLoopResultBuilder]: For program point L239(lines 239 256) no Hoare annotation was computed. [2022-11-20 12:31:43,619 INFO L899 garLoopResultBuilder]: For program point L272-1(line 272) no Hoare annotation was computed. [2022-11-20 12:31:43,619 INFO L895 garLoopResultBuilder]: At program point L206(lines 202 605) the Hoare annotation is: (let ((.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse3 (not (<= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse5 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse4 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse2 (<= 8640 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) .cse3 .cse5) (and .cse0 .cse1 .cse2 .cse3 .cse5 .cse4))) [2022-11-20 12:31:43,619 INFO L895 garLoopResultBuilder]: At program point L173(lines 169 616) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-11-20 12:31:43,620 INFO L899 garLoopResultBuilder]: For program point L239-2(lines 219 597) no Hoare annotation was computed. [2022-11-20 12:31:43,620 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 664) no Hoare annotation was computed. [2022-11-20 12:31:43,620 INFO L899 garLoopResultBuilder]: For program point L339(lines 339 343) no Hoare annotation was computed. [2022-11-20 12:31:43,620 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 274) no Hoare annotation was computed. [2022-11-20 12:31:43,620 INFO L899 garLoopResultBuilder]: For program point L637(lines 637 661) no Hoare annotation was computed. [2022-11-20 12:31:43,620 INFO L899 garLoopResultBuilder]: For program point L571(lines 571 575) no Hoare annotation was computed. [2022-11-20 12:31:43,621 INFO L899 garLoopResultBuilder]: For program point L538(lines 538 542) no Hoare annotation was computed. [2022-11-20 12:31:43,621 INFO L899 garLoopResultBuilder]: For program point L571-2(lines 571 575) no Hoare annotation was computed. [2022-11-20 12:31:43,621 INFO L899 garLoopResultBuilder]: For program point L472(lines 472 483) no Hoare annotation was computed. [2022-11-20 12:31:43,621 INFO L899 garLoopResultBuilder]: For program point L538-2(lines 219 597) no Hoare annotation was computed. [2022-11-20 12:31:43,621 INFO L899 garLoopResultBuilder]: For program point L439(lines 439 443) no Hoare annotation was computed. [2022-11-20 12:31:43,622 INFO L895 garLoopResultBuilder]: At program point L373(lines 356 391) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse12 .cse13 .cse14))) [2022-11-20 12:31:43,637 INFO L899 garLoopResultBuilder]: For program point L274(line 274) no Hoare annotation was computed. [2022-11-20 12:31:43,638 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 246) no Hoare annotation was computed. [2022-11-20 12:31:43,638 INFO L899 garLoopResultBuilder]: For program point L274-1(line 274) no Hoare annotation was computed. [2022-11-20 12:31:43,638 INFO L899 garLoopResultBuilder]: For program point L208(lines 208 603) no Hoare annotation was computed. [2022-11-20 12:31:43,638 INFO L899 garLoopResultBuilder]: For program point L175(lines 175 614) no Hoare annotation was computed. [2022-11-20 12:31:43,638 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 625) no Hoare annotation was computed. [2022-11-20 12:31:43,639 INFO L895 garLoopResultBuilder]: At program point L109-2(lines 109 666) the Hoare annotation is: (let ((.cse11 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) (.cse7 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse9 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse18 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse19 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292)) (.cse6 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse16 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse20 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse12 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse13 (< 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse17 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse8 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse5 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9 .cse10 .cse6) (and .cse11 .cse7 .cse9 .cse10 .cse6) (and .cse11 .cse12 .cse13 .cse7 .cse14 .cse9) (and .cse12 .cse13 .cse15 .cse16 .cse17 .cse14 .cse5) (and .cse15 .cse17 (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse5) (and .cse18 .cse19 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) .cse2 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) .cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) .cse10) (and .cse12 .cse13 .cse20 .cse14 .cse8) (and .cse12 .cse13 .cse7 .cse14 .cse8 .cse9) (and .cse0 .cse19 .cse1 .cse4 .cse8 .cse6) (and .cse18 (not (= 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse12 .cse14) (and (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|) .cse0 .cse15 .cse16 .cse4) (and .cse0 .cse19 .cse1 .cse2 .cse3 .cse4 .cse6) (and .cse12 .cse13 .cse15 .cse16 .cse20 .cse14) (and .cse12 .cse13 .cse17 .cse14 .cse8 .cse5))) [2022-11-20 12:31:43,639 INFO L899 garLoopResultBuilder]: For program point L671(lines 671 675) no Hoare annotation was computed. [2022-11-20 12:31:43,639 INFO L899 garLoopResultBuilder]: For program point L638(lines 638 647) no Hoare annotation was computed. [2022-11-20 12:31:43,639 INFO L899 garLoopResultBuilder]: For program point L671-2(lines 671 675) no Hoare annotation was computed. [2022-11-20 12:31:43,639 INFO L899 garLoopResultBuilder]: For program point L638-2(lines 637 659) no Hoare annotation was computed. [2022-11-20 12:31:43,640 INFO L895 garLoopResultBuilder]: At program point L407(lines 398 429) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-11-20 12:31:43,640 INFO L895 garLoopResultBuilder]: At program point L176(lines 175 614) the Hoare annotation is: (let ((.cse2 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8576)) (.cse5 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3)) (.cse6 (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse9 (= 3 |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1|)) (.cse0 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8448)) (.cse1 (< 8192 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse7 (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse10 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse8 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)))) (or (and (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse7 .cse3 .cse8) (and .cse0 .cse1 .cse9 .cse3 .cse10) (and .cse0 .cse1 .cse2 .cse3 .cse10 .cse4) (and .cse0 .cse1 .cse5 .cse6 .cse9 .cse3) (and .cse0 .cse1 .cse7 .cse3 .cse10 .cse8))) [2022-11-20 12:31:43,640 INFO L895 garLoopResultBuilder]: At program point L143(lines 136 627) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse14 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse15 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse16 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse15 .cse16) (and .cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 .cse16))) [2022-11-20 12:31:43,640 INFO L899 garLoopResultBuilder]: For program point L110(line 110) no Hoare annotation was computed. [2022-11-20 12:31:43,641 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 512) no Hoare annotation was computed. [2022-11-20 12:31:43,641 INFO L899 garLoopResultBuilder]: For program point L375(lines 375 379) no Hoare annotation was computed. [2022-11-20 12:31:43,641 INFO L899 garLoopResultBuilder]: For program point L640(lines 640 644) no Hoare annotation was computed. [2022-11-20 12:31:43,641 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 415) no Hoare annotation was computed. [2022-11-20 12:31:43,641 INFO L899 garLoopResultBuilder]: For program point L211(lines 211 602) no Hoare annotation was computed. [2022-11-20 12:31:43,641 INFO L899 garLoopResultBuilder]: For program point L178(lines 178 613) no Hoare annotation was computed. [2022-11-20 12:31:43,642 INFO L899 garLoopResultBuilder]: For program point L145(lines 145 624) no Hoare annotation was computed. [2022-11-20 12:31:43,642 INFO L899 garLoopResultBuilder]: For program point L112(lines 112 635) no Hoare annotation was computed. [2022-11-20 12:31:43,642 INFO L899 garLoopResultBuilder]: For program point L476(lines 476 480) no Hoare annotation was computed. [2022-11-20 12:31:43,642 INFO L895 garLoopResultBuilder]: At program point L212(lines 208 603) the Hoare annotation is: (let ((.cse0 (<= 8672 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (.cse1 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292))) (or (and .cse0 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (<= 3 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse1) (and .cse0 .cse1 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)))) [2022-11-20 12:31:43,642 INFO L895 garLoopResultBuilder]: At program point L113(lines 112 635) the Hoare annotation is: false [2022-11-20 12:31:43,642 INFO L899 garLoopResultBuilder]: For program point L511(lines 511 515) no Hoare annotation was computed. [2022-11-20 12:31:43,643 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 512) no Hoare annotation was computed. [2022-11-20 12:31:43,643 INFO L899 garLoopResultBuilder]: For program point L511-2(lines 219 597) no Hoare annotation was computed. [2022-11-20 12:31:43,643 INFO L899 garLoopResultBuilder]: For program point L247(lines 247 252) no Hoare annotation was computed. [2022-11-20 12:31:43,643 INFO L899 garLoopResultBuilder]: For program point L214(lines 214 601) no Hoare annotation was computed. [2022-11-20 12:31:43,643 INFO L899 garLoopResultBuilder]: For program point L181(lines 181 612) no Hoare annotation was computed. [2022-11-20 12:31:43,643 INFO L899 garLoopResultBuilder]: For program point L148(lines 148 623) no Hoare annotation was computed. [2022-11-20 12:31:43,643 INFO L899 garLoopResultBuilder]: For program point L115(lines 115 634) no Hoare annotation was computed. [2022-11-20 12:31:43,644 INFO L899 garLoopResultBuilder]: For program point L512(line 512) no Hoare annotation was computed. [2022-11-20 12:31:43,644 INFO L899 garLoopResultBuilder]: For program point L512-1(line 512) no Hoare annotation was computed. [2022-11-20 12:31:43,644 INFO L899 garLoopResultBuilder]: For program point L512-2(line 512) no Hoare annotation was computed. [2022-11-20 12:31:43,644 INFO L899 garLoopResultBuilder]: For program point L512-3(line 512) no Hoare annotation was computed. [2022-11-20 12:31:43,644 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 512) no Hoare annotation was computed. [2022-11-20 12:31:43,644 INFO L895 garLoopResultBuilder]: At program point L215(lines 214 601) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-11-20 12:31:43,645 INFO L895 garLoopResultBuilder]: At program point L182(lines 178 613) the Hoare annotation is: (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-11-20 12:31:43,645 INFO L895 garLoopResultBuilder]: At program point L149(lines 145 624) the Hoare annotation is: (let ((.cse5 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|)) (.cse16 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse6 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse7 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse17 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1)) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse13 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse14 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse15 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15) (and .cse0 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse16 .cse14 .cse15) (and .cse0 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse17 .cse11 .cse12 .cse13 .cse16 .cse14 .cse15) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse6 .cse7 .cse8 .cse9 .cse10 .cse17 .cse11 .cse12 .cse13 .cse14 .cse15))) [2022-11-20 12:31:43,645 INFO L899 garLoopResultBuilder]: For program point L83(lines 83 91) no Hoare annotation was computed. [2022-11-20 12:31:43,645 INFO L899 garLoopResultBuilder]: For program point L282(lines 282 286) no Hoare annotation was computed. [2022-11-20 12:31:43,645 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 320) no Hoare annotation was computed. [2022-11-20 12:31:43,645 INFO L899 garLoopResultBuilder]: For program point L316-2(lines 219 597) no Hoare annotation was computed. [2022-11-20 12:31:43,646 INFO L899 garLoopResultBuilder]: For program point L184(lines 184 611) no Hoare annotation was computed. [2022-11-20 12:31:43,646 INFO L899 garLoopResultBuilder]: For program point L151(lines 151 622) no Hoare annotation was computed. [2022-11-20 12:31:43,646 INFO L899 garLoopResultBuilder]: For program point L118(lines 118 633) no Hoare annotation was computed. [2022-11-20 12:31:43,646 INFO L899 garLoopResultBuilder]: For program point L581(lines 581 591) no Hoare annotation was computed. [2022-11-20 12:31:43,646 INFO L899 garLoopResultBuilder]: For program point L581-1(lines 581 591) no Hoare annotation was computed. [2022-11-20 12:31:43,646 INFO L899 garLoopResultBuilder]: For program point L449-1(lines 449 461) no Hoare annotation was computed. [2022-11-20 12:31:43,647 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 12:31:43,647 INFO L895 garLoopResultBuilder]: At program point L218(lines 217 600) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-11-20 12:31:43,647 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 90) no Hoare annotation was computed. [2022-11-20 12:31:43,647 INFO L899 garLoopResultBuilder]: For program point L86-2(lines 83 91) no Hoare annotation was computed. [2022-11-20 12:31:43,647 INFO L895 garLoopResultBuilder]: At program point L417(lines 408 428) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-11-20 12:31:43,647 INFO L899 garLoopResultBuilder]: For program point L351(lines 351 355) no Hoare annotation was computed. [2022-11-20 12:31:43,648 INFO L899 garLoopResultBuilder]: For program point L351-2(lines 219 597) no Hoare annotation was computed. [2022-11-20 12:31:43,648 INFO L902 garLoopResultBuilder]: At program point L682(lines 74 684) the Hoare annotation is: true [2022-11-20 12:31:43,648 INFO L899 garLoopResultBuilder]: For program point L649(lines 649 655) no Hoare annotation was computed. [2022-11-20 12:31:43,648 INFO L899 garLoopResultBuilder]: For program point L550(lines 550 555) no Hoare annotation was computed. [2022-11-20 12:31:43,648 INFO L899 garLoopResultBuilder]: For program point L187(lines 187 610) no Hoare annotation was computed. [2022-11-20 12:31:43,648 INFO L899 garLoopResultBuilder]: For program point L154(lines 154 621) no Hoare annotation was computed. [2022-11-20 12:31:43,648 INFO L899 garLoopResultBuilder]: For program point L121(lines 121 632) no Hoare annotation was computed. [2022-11-20 12:31:43,649 INFO L902 garLoopResultBuilder]: At program point L683(lines 19 685) the Hoare annotation is: true [2022-11-20 12:31:43,649 INFO L899 garLoopResultBuilder]: For program point L584(lines 584 588) no Hoare annotation was computed. [2022-11-20 12:31:43,649 INFO L899 garLoopResultBuilder]: For program point L452(lines 452 457) no Hoare annotation was computed. [2022-11-20 12:31:43,649 INFO L895 garLoopResultBuilder]: At program point L188(lines 184 611) the Hoare annotation is: (let ((.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse5 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292)) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse7 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse7))) [2022-11-20 12:31:43,649 INFO L895 garLoopResultBuilder]: At program point L155(lines 151 622) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse11 .cse12 .cse13 .cse14))) [2022-11-20 12:31:43,650 INFO L899 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2022-11-20 12:31:43,650 INFO L895 garLoopResultBuilder]: At program point L222(lines 115 634) the Hoare annotation is: false [2022-11-20 12:31:43,650 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 12:31:43,650 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 609) no Hoare annotation was computed. [2022-11-20 12:31:43,650 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 620) no Hoare annotation was computed. [2022-11-20 12:31:43,650 INFO L899 garLoopResultBuilder]: For program point L124(lines 124 631) no Hoare annotation was computed. [2022-11-20 12:31:43,651 INFO L899 garLoopResultBuilder]: For program point L521(lines 521 525) no Hoare annotation was computed. [2022-11-20 12:31:43,651 INFO L899 garLoopResultBuilder]: For program point L488(lines 488 492) no Hoare annotation was computed. [2022-11-20 12:31:43,651 INFO L899 garLoopResultBuilder]: For program point L521-2(lines 521 525) no Hoare annotation was computed. [2022-11-20 12:31:43,651 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 512) no Hoare annotation was computed. [2022-11-20 12:31:43,651 INFO L899 garLoopResultBuilder]: For program point L93(lines 93 101) no Hoare annotation was computed. [2022-11-20 12:31:43,651 INFO L899 garLoopResultBuilder]: For program point L93-1(lines 74 684) no Hoare annotation was computed. [2022-11-20 12:31:43,651 INFO L899 garLoopResultBuilder]: For program point L193(lines 193 608) no Hoare annotation was computed. [2022-11-20 12:31:43,652 INFO L899 garLoopResultBuilder]: For program point L160(lines 160 619) no Hoare annotation was computed. [2022-11-20 12:31:43,652 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 630) no Hoare annotation was computed. [2022-11-20 12:31:43,652 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2022-11-20 12:31:43,652 INFO L899 garLoopResultBuilder]: For program point L94(lines 94 98) no Hoare annotation was computed. [2022-11-20 12:31:43,652 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 12:31:43,652 INFO L899 garLoopResultBuilder]: For program point L359(lines 359 390) no Hoare annotation was computed. [2022-11-20 12:31:43,652 INFO L899 garLoopResultBuilder]: For program point L326(lines 326 330) no Hoare annotation was computed. [2022-11-20 12:31:43,653 INFO L899 garLoopResultBuilder]: For program point L326-2(lines 326 330) no Hoare annotation was computed. [2022-11-20 12:31:43,653 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 231) no Hoare annotation was computed. [2022-11-20 12:31:43,653 INFO L895 garLoopResultBuilder]: At program point L194(lines 190 609) the Hoare annotation is: (let ((.cse0 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse2 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse4 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640)) (.cse5 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292)) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse7 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and .cse0 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|)) .cse7))) [2022-11-20 12:31:43,653 INFO L895 garLoopResultBuilder]: At program point L161(lines 157 620) the Hoare annotation is: (let ((.cse0 (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561))) (.cse3 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545))) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481))) (.cse5 (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192))) (.cse6 (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse7 (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse8 (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse9 (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse10 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480))) (.cse11 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195))) (.cse12 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512))) (.cse13 (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse14 (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= 2 |ULTIMATE.start_ssl3_accept_~blastFlag~0#1|) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 1) .cse12 .cse13 .cse14))) [2022-11-20 12:31:43,654 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 219 597) no Hoare annotation was computed. [2022-11-20 12:31:43,654 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 272) no Hoare annotation was computed. [2022-11-20 12:31:43,654 INFO L899 garLoopResultBuilder]: For program point L196(lines 196 607) no Hoare annotation was computed. [2022-11-20 12:31:43,654 INFO L899 garLoopResultBuilder]: For program point L163(lines 163 618) no Hoare annotation was computed. [2022-11-20 12:31:43,654 INFO L899 garLoopResultBuilder]: For program point L130(lines 130 629) no Hoare annotation was computed. [2022-11-20 12:31:43,654 INFO L899 garLoopResultBuilder]: For program point L560(lines 560 564) no Hoare annotation was computed. [2022-11-20 12:31:43,655 INFO L899 garLoopResultBuilder]: For program point L362(lines 362 389) no Hoare annotation was computed. [2022-11-20 12:31:43,655 INFO L899 garLoopResultBuilder]: For program point L362-1(lines 362 389) no Hoare annotation was computed. [2022-11-20 12:31:43,655 INFO L895 garLoopResultBuilder]: At program point L131(lines 127 630) the Hoare annotation is: false [2022-11-20 12:31:43,655 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 12:31:43,655 INFO L895 garLoopResultBuilder]: At program point L561(lines 74 684) the Hoare annotation is: (not (= 12292 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) [2022-11-20 12:31:43,655 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 386) no Hoare annotation was computed. [2022-11-20 12:31:43,655 INFO L899 garLoopResultBuilder]: For program point L264(lines 264 276) no Hoare annotation was computed. [2022-11-20 12:31:43,656 INFO L899 garLoopResultBuilder]: For program point L265(lines 265 270) no Hoare annotation was computed. [2022-11-20 12:31:43,656 INFO L899 garLoopResultBuilder]: For program point L199(lines 199 606) no Hoare annotation was computed. [2022-11-20 12:31:43,656 INFO L899 garLoopResultBuilder]: For program point L166(lines 166 617) no Hoare annotation was computed. [2022-11-20 12:31:43,656 INFO L899 garLoopResultBuilder]: For program point L133(lines 133 628) no Hoare annotation was computed. [2022-11-20 12:31:43,656 INFO L902 garLoopResultBuilder]: At program point L695(lines 686 697) the Hoare annotation is: true [2022-11-20 12:31:43,656 INFO L899 garLoopResultBuilder]: For program point L398(lines 398 429) no Hoare annotation was computed. [2022-11-20 12:31:43,656 INFO L899 garLoopResultBuilder]: For program point L299(lines 299 303) no Hoare annotation was computed. [2022-11-20 12:31:43,657 INFO L899 garLoopResultBuilder]: For program point L299-2(lines 219 597) no Hoare annotation was computed. [2022-11-20 12:31:43,657 INFO L895 garLoopResultBuilder]: At program point L200(lines 196 607) the Hoare annotation is: (let ((.cse1 (not (= 8673 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (.cse2 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8657))) (.cse3 (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2)) (.cse4 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8672))) (.cse5 (< |ULTIMATE.start_ssl3_accept_~s__state~0#1| 12292)) (.cse6 (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8656))) (.cse0 (not (= 0 |ULTIMATE.start_ssl3_accept_~s__hit~0#1|))) (.cse7 (<= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|))) (or (and (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 3) (= |ULTIMATE.start_ssl3_accept_~s__s3__tmp__next_state___0~0#1| 8640) (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8640) .cse0) (and .cse1 (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse0 .cse7))) [2022-11-20 12:31:43,657 INFO L895 garLoopResultBuilder]: At program point L167(lines 163 618) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8576 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (<= |ULTIMATE.start_ssl3_accept_~blastFlag~0#1| 2) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-11-20 12:31:43,657 INFO L895 garLoopResultBuilder]: At program point L134(lines 133 628) the Hoare annotation is: (and (not (= 8448 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8561)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8545)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8481)) (not (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8192)) (not (= 8497 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8496 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8544 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= 8513 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8480)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8195)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8528)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8529)) (not (= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8512)) (not (= 8560 |ULTIMATE.start_ssl3_accept_~s__state~0#1|)) (<= |ULTIMATE.start_ssl3_accept_~s__state~0#1| 8576)) [2022-11-20 12:31:43,661 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 12:31:43,663 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 12:31:43,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 12:31:43 BoogieIcfgContainer [2022-11-20 12:31:43,699 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 12:31:43,700 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 12:31:43,700 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 12:31:43,700 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 12:31:43,701 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 12:30:02" (3/4) ... [2022-11-20 12:31:43,704 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 12:31:43,722 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-20 12:31:43,723 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 12:31:43,724 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 12:31:43,725 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 12:31:43,842 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 12:31:43,842 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 12:31:43,846 INFO L158 Benchmark]: Toolchain (without parser) took 103551.11ms. Allocated memory was 161.5MB in the beginning and 903.9MB in the end (delta: 742.4MB). Free memory was 124.1MB in the beginning and 673.8MB in the end (delta: -549.6MB). Peak memory consumption was 193.0MB. Max. memory is 16.1GB. [2022-11-20 12:31:43,846 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 12:31:43,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 555.76ms. Allocated memory is still 161.5MB. Free memory was 123.8MB in the beginning and 127.6MB in the end (delta: -3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 12:31:43,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.61ms. Allocated memory is still 161.5MB. Free memory was 127.6MB in the beginning and 124.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 12:31:43,848 INFO L158 Benchmark]: Boogie Preprocessor took 93.37ms. Allocated memory is still 161.5MB. Free memory was 124.5MB in the beginning and 122.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 12:31:43,848 INFO L158 Benchmark]: RCFGBuilder took 1420.87ms. Allocated memory is still 161.5MB. Free memory was 122.0MB in the beginning and 84.3MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-20 12:31:43,849 INFO L158 Benchmark]: TraceAbstraction took 101262.53ms. Allocated memory was 161.5MB in the beginning and 903.9MB in the end (delta: 742.4MB). Free memory was 83.6MB in the beginning and 682.1MB in the end (delta: -598.6MB). Peak memory consumption was 505.1MB. Max. memory is 16.1GB. [2022-11-20 12:31:43,849 INFO L158 Benchmark]: Witness Printer took 143.00ms. Allocated memory is still 903.9MB. Free memory was 682.1MB in the beginning and 673.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 12:31:43,851 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 111.1MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 555.76ms. Allocated memory is still 161.5MB. Free memory was 123.8MB in the beginning and 127.6MB in the end (delta: -3.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.61ms. Allocated memory is still 161.5MB. Free memory was 127.6MB in the beginning and 124.5MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 93.37ms. Allocated memory is still 161.5MB. Free memory was 124.5MB in the beginning and 122.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1420.87ms. Allocated memory is still 161.5MB. Free memory was 122.0MB in the beginning and 84.3MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * TraceAbstraction took 101262.53ms. Allocated memory was 161.5MB in the beginning and 903.9MB in the end (delta: 742.4MB). Free memory was 83.6MB in the beginning and 682.1MB in the end (delta: -598.6MB). Peak memory consumption was 505.1MB. Max. memory is 16.1GB. * Witness Printer took 143.00ms. Allocated memory is still 903.9MB. Free memory was 682.1MB in the beginning and 673.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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 - PositiveResult [Line: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 272]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 274]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 512]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 512]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 512]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 512]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 153 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 101.1s, OverallIterations: 40, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 14.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 69.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6972 SdHoareTripleChecker+Valid, 7.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6972 mSDsluCounter, 11531 SdHoareTripleChecker+Invalid, 6.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4350 mSDsCounter, 1220 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4785 IncrementalHoareTripleChecker+Invalid, 6005 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1220 mSolverCounterUnsat, 7181 mSDtfsCounter, 4785 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2953 GetRequests, 2884 SyntacticMatches, 2 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=4931occurred in iteration=35, InterpolantAutomatonStates: 140, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.5s AutomataMinimizationTime, 40 MinimizatonAttempts, 9230 StatesRemovedByMinimization, 36 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 249 NumberOfFragments, 2202 HoareAnnotationTreeSize, 29 FomulaSimplifications, 218309 FormulaSimplificationTreeSizeReduction, 46.5s HoareSimplificationTime, 29 FomulaSimplificationsInter, 803389 FormulaSimplificationTreeSizeReductionInter, 22.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 5.8s InterpolantComputationTime, 5739 NumberOfCodeBlocks, 5739 NumberOfCodeBlocksAsserted, 43 NumberOfCheckSat, 6592 ConstructedInterpolants, 0 QuantifiedInterpolants, 10712 SizeOfPredicates, 4 NumberOfNonLiveVariables, 3894 ConjunctsInSsa, 36 ConjunctsInUnsatCore, 47 InterpolantComputations, 36 PerfectInterpolantSequences, 13446/13555 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 - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 196]: Loop Invariant Derived loop invariant: ((((blastFlag <= 3 && s__s3__tmp__next_state___0 == 8640) && s__state == 8640) && !(0 == s__hit)) || (((((((!(8673 == s__state) && !(8576 == s__state)) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state < 12292) && !(s__state == 8656)) && 8576 <= s__state)) || (((((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state < 12292) && !(s__state == 8656)) && !(0 == s__hit)) && 8576 <= s__state) - InvariantResult [Line: 74]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 208]: Loop Invariant Derived loop invariant: (((8672 <= s__state && blastFlag <= 3) && 3 <= blastFlag) && s__state < 12292) || ((8672 <= s__state && s__state < 12292) && blastFlag <= 1) - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 127]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 112]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((((((((2 == blastFlag && s__state <= 8448) && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576) || ((((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && s__s3__tmp__next_state___0 == 8640) && !(s__state == 8195)) && !(0 == s__hit))) || ((((s__state <= 8448 && 8192 < s__state) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1)) || (((((s__state <= 8448 && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576)) || (((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195))) || (((((s__state <= 8448 && 8192 < s__state) && s__s3__tmp__next_state___0 == 8640) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit)) - InvariantResult [Line: 157]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 398]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state < 12292) && !(0 == s__hit)) && 8576 <= s__state) || ((((8576 <= s__s3__tmp__next_state___0 && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || ((((2 == blastFlag && 8576 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || (((((2 == blastFlag && s__state <= 8448) && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576)) || ((((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && s__s3__tmp__next_state___0 == 8640) && !(s__state == 8195)) && !(0 == s__hit))) || (((blastFlag <= 3 && s__s3__tmp__next_state___0 == 8640) && s__state == 8640) && !(0 == s__hit))) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8529)) && s__state <= 8576)) || ((((s__state <= 8448 && 8192 < s__state) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1)) || (((((s__state <= 8448 && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576)) || (((((!(8673 == s__state) && !(8576 == s__state)) && !(s__state == 8657)) && s__state < 12292) && blastFlag <= 1) && 8576 <= s__state)) || (((!(8448 == s__state) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195))) || ((((8672 <= s__state && !(8673 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && s__state < 12292)) || ((((((!(8673 == s__state) && !(8576 == s__state)) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state < 12292) && 8576 <= s__state)) || (((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195))) || (((((s__state <= 8448 && 8192 < s__state) && s__s3__tmp__next_state___0 == 8640) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit)) - InvariantResult [Line: 151]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8528)) && !(s__state == 8529)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 184]: Loop Invariant Derived loop invariant: ((((((((!(8673 == s__state) && !(8576 == s__state)) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state <= 8640) && s__state < 12292) && !(s__state == 8656)) && 8576 <= s__state) || ((((((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state <= 8640) && s__state < 12292) && !(s__state == 8656)) && !(0 == s__hit)) && 8576 <= s__state) - InvariantResult [Line: 115]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576 - InvariantResult [Line: 169]: Loop Invariant Derived loop invariant: ((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && s__state <= 8576 - InvariantResult [Line: 145]: Loop Invariant Derived loop invariant: (((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && 2 == blastFlag) && !(s__state <= 8192)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8576)) || (((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8576)) || (((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && !(s__state <= 8192)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && blastFlag <= 1) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: (((((((((((((((((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state < 12292) && !(0 == s__hit)) && 8576 <= s__state) || ((((8576 <= s__s3__tmp__next_state___0 && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || ((((2 == blastFlag && 8576 <= s__s3__tmp__next_state___0) && s__s3__tmp__next_state___0 <= 8576) && s__state <= 8576) && 8576 <= s__state)) || (((((2 == blastFlag && s__state <= 8448) && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && s__s3__tmp__next_state___0 <= 8576)) || ((((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && s__s3__tmp__next_state___0 == 8640) && !(s__state == 8195)) && !(0 == s__hit))) || (((blastFlag <= 3 && s__s3__tmp__next_state___0 == 8640) && s__state == 8640) && !(0 == s__hit))) || ((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8529)) && s__state <= 8576)) || ((((s__state <= 8448 && 8192 < s__state) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1)) || (((((s__state <= 8448 && 8192 < s__state) && 8576 <= s__s3__tmp__next_state___0) && !(s__state == 8195)) && blastFlag <= 1) && s__s3__tmp__next_state___0 <= 8576)) || (((((!(8673 == s__state) && !(8576 == s__state)) && !(s__state == 8657)) && s__state < 12292) && blastFlag <= 1) && 8576 <= s__state)) || (((!(8448 == s__state) && !(8192 == s__state)) && s__state <= 8448) && !(s__state == 8195))) || ((((8672 <= s__state && !(8673 == s__state)) && blastFlag <= 3) && 3 <= blastFlag) && s__state < 12292)) || ((((((!(8673 == s__state) && !(8576 == s__state)) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state < 12292) && 8576 <= s__state)) || (((((s__state <= 8448 && 8192 < s__state) && blastFlag <= 3) && 3 <= blastFlag) && 3 == s__s3__tmp__next_state___0) && !(s__state == 8195))) || (((((s__state <= 8448 && 8192 < s__state) && s__s3__tmp__next_state___0 == 8640) && !(s__state == 8195)) && blastFlag <= 1) && !(0 == s__hit)) - InvariantResult [Line: 686]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 190]: Loop Invariant Derived loop invariant: ((((((((!(8673 == s__state) && !(8576 == s__state)) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state <= 8640) && s__state < 12292) && !(s__state == 8656)) && 8576 <= s__state) || ((((((((!(8673 == s__state) && !(s__state == 8657)) && blastFlag <= 2) && !(s__state == 8672)) && s__state <= 8640) && s__state < 12292) && !(s__state == 8656)) && !(0 == s__hit)) && 8576 <= s__state) - InvariantResult [Line: 136]: Loop Invariant Derived loop invariant: (((((((((((((((((!(8448 == s__state) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(0 == s__hit)) && !(8560 == s__state)) && s__state <= 8576) || (((((((((((((((((!(8448 == s__state) && !(8576 == s__state)) && !(s__state == 8561)) && !(s__state == 8545)) && !(s__state == 8481)) && blastFlag <= 2) && !(s__state <= 8192)) && !(8497 == s__state)) && !(8496 == s__state)) && !(8544 == s__state)) && !(8513 == s__state)) && !(s__state == 8480)) && !(s__state == 8195)) && !(s__state == 8528)) && !(s__state == 8529)) && !(s__state == 8512)) && !(8560 == s__state)) && s__state <= 8576) - InvariantResult [Line: 214]: Loop Invariant Derived loop invariant: !(12292 == s__state) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: (blastFlag <= 2 && s__state <= 8640) && 8576 <= s__state - InvariantResult [Line: 202]: Loop Invariant Derived loop invariant: ((((((!(8673 == s__state) && !(8576 == s__state)) && blastFlag <= 2) && !(s__state == 8672)) && !(12292 <= s__state)) && 8576 <= s__state) || (((((!(8673 == s__state) && !(s__state == 8672)) && 8640 <= s__state) && blastFlag <= 3) && !(12292 <= s__state)) && !(0 == s__hit))) || (((((!(8673 == s__state) && blastFlag <= 2) && !(s__state == 8672)) && !(12292 <= s__state)) && !(0 == s__hit)) && 8576 <= s__state) RESULT: Ultimate proved your program to be correct! [2022-11-20 12:31:43,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d032641-c72f-40ad-ba71-21ccdf7b7e5d/bin/uautomizer-ug76WZFUDN/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: TRUE