./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab --- 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-2329fc7 [2022-12-14 21:32:10,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:32:10,390 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:32:10,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:32:10,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:32:10,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:32:10,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:32:10,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:32:10,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:32:10,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:32:10,416 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:32:10,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:32:10,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:32:10,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:32:10,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:32:10,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:32:10,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:32:10,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:32:10,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:32:10,425 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:32:10,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:32:10,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:32:10,429 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:32:10,430 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:32:10,434 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:32:10,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:32:10,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:32:10,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:32:10,436 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:32:10,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:32:10,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:32:10,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:32:10,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:32:10,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:32:10,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:32:10,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:32:10,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:32:10,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:32:10,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:32:10,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:32:10,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:32:10,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 21:32:10,465 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:32:10,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:32:10,466 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:32:10,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:32:10,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:32:10,467 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 21:32:10,467 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 21:32:10,467 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 21:32:10,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 21:32:10,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:32:10,468 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 21:32:10,468 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 21:32:10,468 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 21:32:10,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:32:10,469 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 21:32:10,469 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:32:10,469 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:32:10,469 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:32:10,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:32:10,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:32:10,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:32:10,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:32:10,470 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 21:32:10,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 21:32:10,471 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_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 742ffe63db70127807dbc7584eb0c51633a9ed1be5f19fa1a247e43392d52dab [2022-12-14 21:32:10,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:32:10,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:32:10,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:32:10,669 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:32:10,669 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:32:10,670 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2022-12-14 21:32:13,229 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:32:13,434 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:32:13,434 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/sv-benchmarks/c/list-simple/sll2n_append_unequal.i [2022-12-14 21:32:13,442 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/data/99bfaf85b/d4141850fb3b4dd0a79e70e7f6a60b4f/FLAGfe652fd46 [2022-12-14 21:32:13,452 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/data/99bfaf85b/d4141850fb3b4dd0a79e70e7f6a60b4f [2022-12-14 21:32:13,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:32:13,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:32:13,456 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:32:13,456 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:32:13,458 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:32:13,459 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,460 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ad06e6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13, skipping insertion in model container [2022-12-14 21:32:13,460 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:32:13,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:32:13,673 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_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/sv-benchmarks/c/list-simple/sll2n_append_unequal.i[24323,24336] [2022-12-14 21:32:13,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:32:13,684 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:32:13,721 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_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/sv-benchmarks/c/list-simple/sll2n_append_unequal.i[24323,24336] [2022-12-14 21:32:13,722 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:32:13,743 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:32:13,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13 WrapperNode [2022-12-14 21:32:13,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:32:13,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:32:13,745 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:32:13,745 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:32:13,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,787 INFO L138 Inliner]: procedures = 127, calls = 36, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 150 [2022-12-14 21:32:13,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:32:13,788 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:32:13,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:32:13,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:32:13,796 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,796 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,808 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,814 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,818 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:32:13,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:32:13,819 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:32:13,819 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:32:13,820 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:32:13" (1/1) ... [2022-12-14 21:32:13,827 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:32:13,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:32:13,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:32:13,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_72c6ffb2-a25f-4823-b1c7-0de5363a8cc2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:32:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 21:32:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 21:32:13,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 21:32:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 21:32:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 21:32:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 21:32:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 21:32:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 21:32:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 21:32:13,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 21:32:13,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:32:13,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:32:13,974 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:32:13,976 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:32:14,287 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:32:14,337 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:32:14,337 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 21:32:14,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:32:14 BoogieIcfgContainer [2022-12-14 21:32:14,340 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:32:14,351 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:32:14,352 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:32:14,361 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:32:14,361 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:32:14" (1/1) ... [2022-12-14 21:32:14,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:32:14,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:14,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 83 states and 95 transitions. [2022-12-14 21:32:14,414 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2022-12-14 21:32:14,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:32:14,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:14,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:14,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:14,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:14,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 84 states and 97 transitions. [2022-12-14 21:32:14,638 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 97 transitions. [2022-12-14 21:32:14,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:32:14,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:14,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:14,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:14,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:14,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:14,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 83 states and 96 transitions. [2022-12-14 21:32:14,723 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2022-12-14 21:32:14,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:32:14,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:14,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:14,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:14,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:14,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:14,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2022-12-14 21:32:14,867 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2022-12-14 21:32:14,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 21:32:14,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:14,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:14,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:14,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:14,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:14,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 81 states and 94 transitions. [2022-12-14 21:32:14,901 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2022-12-14 21:32:14,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 21:32:14,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:14,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:14,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:14,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:15,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 80 states and 93 transitions. [2022-12-14 21:32:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2022-12-14 21:32:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:32:15,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:15,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:15,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:15,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:15,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 79 states and 92 transitions. [2022-12-14 21:32:15,117 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2022-12-14 21:32:15,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 21:32:15,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:15,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:15,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:15,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 78 states and 91 transitions. [2022-12-14 21:32:15,292 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 91 transitions. [2022-12-14 21:32:15,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 21:32:15,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:15,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:15,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:15,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:15,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:15,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 83 states and 97 transitions. [2022-12-14 21:32:15,670 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2022-12-14 21:32:15,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:32:15,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:15,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:15,743 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:15,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2022-12-14 21:32:15,765 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2022-12-14 21:32:15,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 21:32:15,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:15,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:15,809 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:15,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 81 states and 95 transitions. [2022-12-14 21:32:15,867 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 95 transitions. [2022-12-14 21:32:15,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:32:15,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:15,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:15,900 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2022-12-14 21:32:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2022-12-14 21:32:15,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 21:32:15,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:15,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:15,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:15,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:15,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 79 states and 93 transitions. [2022-12-14 21:32:15,980 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 93 transitions. [2022-12-14 21:32:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:32:15,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:15,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:16,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:16,282 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 21:32:17,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:17,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 78 states and 92 transitions. [2022-12-14 21:32:17,710 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 92 transitions. [2022-12-14 21:32:17,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 21:32:17,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:17,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:17,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:18,188 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:32:20,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 77 states and 91 transitions. [2022-12-14 21:32:20,482 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2022-12-14 21:32:20,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:32:20,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:20,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:20,508 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:20,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:20,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 90 transitions. [2022-12-14 21:32:20,519 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 90 transitions. [2022-12-14 21:32:20,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:32:20,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:20,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:20,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:20,732 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:20,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:20,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 75 states and 89 transitions. [2022-12-14 21:32:20,866 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2022-12-14 21:32:20,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:32:20,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:20,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:20,894 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:20,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:20,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 74 states and 88 transitions. [2022-12-14 21:32:20,909 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 88 transitions. [2022-12-14 21:32:20,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 21:32:20,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:20,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:21,016 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:21,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:21,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 73 states and 87 transitions. [2022-12-14 21:32:21,036 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 87 transitions. [2022-12-14 21:32:21,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:32:21,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:21,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:21,654 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:32:23,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:23,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 74 states and 88 transitions. [2022-12-14 21:32:23,464 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 88 transitions. [2022-12-14 21:32:23,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 21:32:23,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:23,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:24,138 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:32:26,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 75 states and 90 transitions. [2022-12-14 21:32:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2022-12-14 21:32:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:32:26,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:26,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:26,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:27,228 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:29,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2022-12-14 21:32:29,422 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2022-12-14 21:32:29,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 21:32:29,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:29,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:29,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:29,636 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:31,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:31,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 79 states and 96 transitions. [2022-12-14 21:32:31,731 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2022-12-14 21:32:31,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:32:31,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:31,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:31,754 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:31,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:31,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 78 states and 95 transitions. [2022-12-14 21:32:31,770 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 95 transitions. [2022-12-14 21:32:31,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:32:31,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:31,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:31,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:31,916 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:32,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:32,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 77 states and 94 transitions. [2022-12-14 21:32:32,288 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 94 transitions. [2022-12-14 21:32:32,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:32:32,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:32,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:32,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:32,309 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:32,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:32,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 76 states and 93 transitions. [2022-12-14 21:32:32,321 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 93 transitions. [2022-12-14 21:32:32,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:32:32,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:32,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:32,348 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:32,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:32,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 75 states and 92 transitions. [2022-12-14 21:32:32,365 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 92 transitions. [2022-12-14 21:32:32,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:32:32,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:32,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:32,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:34,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:34,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 78 states and 97 transitions. [2022-12-14 21:32:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2022-12-14 21:32:34,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 21:32:34,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:34,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:35,332 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:38,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:38,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 81 states and 102 transitions. [2022-12-14 21:32:38,345 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2022-12-14 21:32:38,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:32:38,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:38,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:38,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:39,831 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:45,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:45,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 84 states and 110 transitions. [2022-12-14 21:32:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 110 transitions. [2022-12-14 21:32:45,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 21:32:45,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:45,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:47,347 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:32:55,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:55,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 88 states and 120 transitions. [2022-12-14 21:32:55,540 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2022-12-14 21:32:55,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:32:55,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:55,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:55,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:32:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:32:57,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 91 states and 129 transitions. [2022-12-14 21:32:57,948 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 129 transitions. [2022-12-14 21:32:57,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:32:57,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:32:57,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:32:57,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:32:58,036 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:33:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:00,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 94 states and 137 transitions. [2022-12-14 21:33:00,425 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 137 transitions. [2022-12-14 21:33:00,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:33:00,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:00,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:00,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:00,458 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:33:00,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:00,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2022-12-14 21:33:00,472 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2022-12-14 21:33:00,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 21:33:00,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:00,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:33:01,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:01,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 96 states and 139 transitions. [2022-12-14 21:33:01,343 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2022-12-14 21:33:01,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:33:01,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:01,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:33:10,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:10,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 99 states and 149 transitions. [2022-12-14 21:33:10,612 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 149 transitions. [2022-12-14 21:33:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:33:10,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:10,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:33:19,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:19,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 105 states and 165 transitions. [2022-12-14 21:33:19,183 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 165 transitions. [2022-12-14 21:33:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 21:33:19,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:19,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:19,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:20,653 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:33:28,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:28,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 104 states and 161 transitions. [2022-12-14 21:33:28,324 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 161 transitions. [2022-12-14 21:33:28,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:33:28,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:28,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:32,986 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:33:55,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:33:55,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 126 states and 208 transitions. [2022-12-14 21:33:55,403 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 208 transitions. [2022-12-14 21:33:55,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:33:55,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:33:55,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:33:55,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:33:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:34:04,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:04,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 128 states and 215 transitions. [2022-12-14 21:34:04,096 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 215 transitions. [2022-12-14 21:34:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 21:34:04,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:04,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:04,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:05,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:34:07,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:07,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 129 states and 222 transitions. [2022-12-14 21:34:07,911 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 222 transitions. [2022-12-14 21:34:07,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:34:07,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:07,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:07,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:07,979 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:10,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 132 states and 232 transitions. [2022-12-14 21:34:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 232 transitions. [2022-12-14 21:34:10,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:34:10,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:10,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:10,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:10,883 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:14,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:14,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 135 states and 240 transitions. [2022-12-14 21:34:14,056 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 240 transitions. [2022-12-14 21:34:14,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:34:14,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:14,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:14,129 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:15,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:15,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 136 states and 243 transitions. [2022-12-14 21:34:15,008 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 243 transitions. [2022-12-14 21:34:15,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:34:15,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:15,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:15,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:15,058 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:17,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:17,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 138 states and 246 transitions. [2022-12-14 21:34:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 246 transitions. [2022-12-14 21:34:17,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:34:17,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:17,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:18,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:18,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 139 states and 249 transitions. [2022-12-14 21:34:18,220 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 249 transitions. [2022-12-14 21:34:18,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:34:18,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:18,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:18,291 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:19,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:19,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 140 states and 251 transitions. [2022-12-14 21:34:19,442 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 251 transitions. [2022-12-14 21:34:19,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:34:19,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:19,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:19,531 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:20,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:20,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 141 states and 252 transitions. [2022-12-14 21:34:20,735 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 252 transitions. [2022-12-14 21:34:20,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 21:34:20,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:20,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:34:21,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:21,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 142 states and 253 transitions. [2022-12-14 21:34:21,971 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 253 transitions. [2022-12-14 21:34:21,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:34:21,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:21,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:34:43,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:34:43,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 148 states and 283 transitions. [2022-12-14 21:34:43,588 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 283 transitions. [2022-12-14 21:34:43,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:34:43,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:34:43,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:34:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:34:48,148 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:03,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 154 states and 309 transitions. [2022-12-14 21:35:03,798 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 309 transitions. [2022-12-14 21:35:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:03,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:03,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:03,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:05,683 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:11,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:11,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 157 states and 322 transitions. [2022-12-14 21:35:11,420 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 322 transitions. [2022-12-14 21:35:11,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:11,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:11,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:11,927 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:15,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:15,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 159 states and 327 transitions. [2022-12-14 21:35:15,528 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 327 transitions. [2022-12-14 21:35:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:15,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:15,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:17,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:17,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 160 states and 329 transitions. [2022-12-14 21:35:17,907 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 329 transitions. [2022-12-14 21:35:17,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:17,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:17,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:17,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:22,251 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:25,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:25,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 161 states and 331 transitions. [2022-12-14 21:35:25,648 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 331 transitions. [2022-12-14 21:35:25,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:25,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:25,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:26,188 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 162 states and 333 transitions. [2022-12-14 21:35:27,844 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 333 transitions. [2022-12-14 21:35:27,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:27,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:27,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:27,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:32,134 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:39,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:39,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 165 states and 340 transitions. [2022-12-14 21:35:39,939 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 340 transitions. [2022-12-14 21:35:39,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:39,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:39,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:40,548 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:43,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:43,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 167 states and 344 transitions. [2022-12-14 21:35:43,809 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 344 transitions. [2022-12-14 21:35:43,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:43,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:43,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:47,128 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:49,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:49,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 168 states and 347 transitions. [2022-12-14 21:35:49,026 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 347 transitions. [2022-12-14 21:35:49,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:49,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:49,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:35:53,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:35:53,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 169 states and 350 transitions. [2022-12-14 21:35:53,008 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 350 transitions. [2022-12-14 21:35:53,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:35:53,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:35:53,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:35:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:35:56,204 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:36:15,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:15,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 179 states and 378 transitions. [2022-12-14 21:36:15,574 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 378 transitions. [2022-12-14 21:36:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 21:36:15,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:15,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:16,338 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:36:18,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:18,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 182 states and 384 transitions. [2022-12-14 21:36:18,894 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 384 transitions. [2022-12-14 21:36:18,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:18,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:18,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:18,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:19,930 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:36:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 183 states and 385 transitions. [2022-12-14 21:36:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 385 transitions. [2022-12-14 21:36:22,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:22,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:22,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:22,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:23,211 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 21:36:25,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:25,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 184 states and 386 transitions. [2022-12-14 21:36:25,745 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 386 transitions. [2022-12-14 21:36:25,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:25,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:25,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:25,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:25,767 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:36:25,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:25,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 183 states and 385 transitions. [2022-12-14 21:36:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 385 transitions. [2022-12-14 21:36:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:25,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:25,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:27,041 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:36:32,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:32,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 185 states and 388 transitions. [2022-12-14 21:36:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 388 transitions. [2022-12-14 21:36:32,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:32,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:32,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:32,468 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:36:32,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:32,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 184 states and 387 transitions. [2022-12-14 21:36:32,494 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 387 transitions. [2022-12-14 21:36:32,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 21:36:32,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:32,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:32,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:32,530 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:36:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:33,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 183 states and 386 transitions. [2022-12-14 21:36:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 386 transitions. [2022-12-14 21:36:33,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:36:33,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:33,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:33,966 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 21:36:33,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:33,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 182 states and 385 transitions. [2022-12-14 21:36:33,984 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 385 transitions. [2022-12-14 21:36:33,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 21:36:33,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:33,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:35,562 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:36:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:36:43,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 187 states and 392 transitions. [2022-12-14 21:36:43,142 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 392 transitions. [2022-12-14 21:36:43,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:36:43,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:36:43,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:36:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:36:54,672 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:37:52,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:37:52,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 209 states and 446 transitions. [2022-12-14 21:37:52,688 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 446 transitions. [2022-12-14 21:37:52,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:37:52,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:37:52,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:37:52,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:00,260 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:14,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:14,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 212 states and 459 transitions. [2022-12-14 21:38:14,161 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 459 transitions. [2022-12-14 21:38:14,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:38:14,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:14,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:15,440 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:18,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:18,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 213 states and 462 transitions. [2022-12-14 21:38:18,111 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 462 transitions. [2022-12-14 21:38:18,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:38:18,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:18,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:18,624 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 21:38:25,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:25,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 93 states and 128 transitions. [2022-12-14 21:38:25,703 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 128 transitions. [2022-12-14 21:38:25,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:38:25,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:25,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:25,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:38:35,488 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:38:50,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:38:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 93 states and 126 transitions. [2022-12-14 21:38:50,451 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 126 transitions. [2022-12-14 21:38:50,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:38:50,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:38:50,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:38:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:39:03,564 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:39:53,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:39:53,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 88 states and 113 transitions. [2022-12-14 21:39:53,933 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2022-12-14 21:39:53,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 21:39:53,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:39:53,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:39:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:40:05,105 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:40:17,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:40:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 82 states and 103 transitions. [2022-12-14 21:40:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 103 transitions. [2022-12-14 21:40:17,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 21:40:17,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:40:17,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:40:17,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:40:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 21:40:20,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:40:20,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 82 states and 102 transitions. [2022-12-14 21:40:20,728 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 102 transitions. [2022-12-14 21:40:20,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 21:40:20,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:40:20,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:40:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:40:26,554 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 21:40:41,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:40:41,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2022-12-14 21:40:41,186 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2022-12-14 21:40:41,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:40:41,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:40:41,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:40:41,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:40:53,335 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:05,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:05,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 96 states and 123 transitions. [2022-12-14 21:42:05,189 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 123 transitions. [2022-12-14 21:42:05,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:42:05,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:05,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:05,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:42:17,016 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:42:53,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:42:53,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 104 states and 136 transitions. [2022-12-14 21:42:53,565 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 136 transitions. [2022-12-14 21:42:53,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:42:53,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:42:53,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:42:53,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:43:09,394 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:43:47,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:43:47,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 110 states and 150 transitions. [2022-12-14 21:43:47,087 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 150 transitions. [2022-12-14 21:43:47,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:43:47,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:43:47,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:43:47,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:03,681 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:44:35,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:44:35,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 115 states and 162 transitions. [2022-12-14 21:44:35,714 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 162 transitions. [2022-12-14 21:44:35,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:44:35,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:44:35,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:44:35,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:44:52,282 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:45:24,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:45:24,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 120 states and 170 transitions. [2022-12-14 21:45:24,564 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 170 transitions. [2022-12-14 21:45:24,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:45:24,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:45:24,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:45:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:45:37,798 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:46:01,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:46:01,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 122 states and 176 transitions. [2022-12-14 21:46:01,171 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 176 transitions. [2022-12-14 21:46:01,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 21:46:01,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:46:01,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:46:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat