./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/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_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/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 64bit --witnessprinter.graph.data.programhash bebfef36417cc629a011ca1d30e6696f3048116bc9623a75bf9b2a872de91ab8 --- 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 23:49:53,310 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:49:53,311 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:49:53,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:49:53,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:49:53,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:49:53,333 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:49:53,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:49:53,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:49:53,337 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:49:53,338 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:49:53,339 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:49:53,339 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:49:53,340 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:49:53,341 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:49:53,343 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:49:53,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:49:53,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:49:53,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:49:53,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:49:53,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:49:53,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:49:53,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:49:53,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:49:53,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:49:53,356 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:49:53,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:49:53,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:49:53,358 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:49:53,359 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:49:53,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:49:53,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:49:53,360 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:49:53,361 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:49:53,362 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:49:53,362 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:49:53,363 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:49:53,363 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:49:53,363 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:49:53,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:49:53,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:49:53,366 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-14 23:49:53,388 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:49:53,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:49:53,389 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:49:53,390 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:49:53,390 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:49:53,390 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 23:49:53,390 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:49:53,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:49:53,391 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 23:49:53,391 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 23:49:53,391 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 23:49:53,391 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:49:53,391 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:49:53,392 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:49:53,392 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:49:53,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:49:53,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:49:53,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:49:53,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:49:53,393 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:49:53,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:49:53,393 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_53e06626-a448-4221-8d73-7fddd3d8683b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bebfef36417cc629a011ca1d30e6696f3048116bc9623a75bf9b2a872de91ab8 [2022-12-14 23:49:53,581 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:49:53,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:49:53,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:49:53,623 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:49:53,623 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:49:53,624 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i [2022-12-14 23:49:56,237 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:49:56,403 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:49:56,403 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/sv-benchmarks/c/termination-memory-alloca/openbsd_cstpcpy-alloca-2.i [2022-12-14 23:49:56,410 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/data/d4064b973/c9b51685fc9f4cd2b385fead9b59f6d2/FLAGee001f40e [2022-12-14 23:49:56,421 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/data/d4064b973/c9b51685fc9f4cd2b385fead9b59f6d2 [2022-12-14 23:49:56,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:49:56,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:49:56,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:49:56,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:49:56,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:49:56,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7634b6d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56, skipping insertion in model container [2022-12-14 23:49:56,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,436 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:49:56,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:49:56,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:49:56,643 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:49:56,670 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:49:56,685 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:49:56,686 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56 WrapperNode [2022-12-14 23:49:56,686 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:49:56,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:49:56,687 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:49:56,687 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:49:56,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,700 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,715 INFO L138 Inliner]: procedures = 111, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2022-12-14 23:49:56,716 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:49:56,716 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:49:56,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:49:56,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:49:56,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,726 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,727 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,732 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,736 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,737 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,739 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:49:56,740 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:49:56,740 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:49:56,740 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:49:56,741 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:49:56" (1/1) ... [2022-12-14 23:49:56,747 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:49:56,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:49:56,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:49:56,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_53e06626-a448-4221-8d73-7fddd3d8683b/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:49:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:49:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:49:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 23:49:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:49:56,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:49:56,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:49:56,888 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:49:56,890 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:49:57,015 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:49:57,058 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:49:57,058 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 23:49:57,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:49:57 BoogieIcfgContainer [2022-12-14 23:49:57,060 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:49:57,061 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:49:57,061 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:49:57,069 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:49:57,069 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:49:57" (1/1) ... [2022-12-14 23:49:57,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:49:57,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:57,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-12-14 23:49:57,119 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-12-14 23:49:57,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:49:57,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:57,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:57,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:57,228 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 23:49:57,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:57,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2022-12-14 23:49:57,260 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2022-12-14 23:49:57,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:49:57,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:57,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:57,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:57,345 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 23:49:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:57,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-12-14 23:49:57,369 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-12-14 23:49:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 23:49:57,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:57,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:57,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:57,566 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 23:49:57,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:57,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2022-12-14 23:49:57,784 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-14 23:49:57,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:49:57,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:57,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:57,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:57,835 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 23:49:57,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-12-14 23:49:57,873 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-12-14 23:49:57,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:49:57,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:57,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:57,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:57,993 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 23:49:58,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:58,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 17 states and 20 transitions. [2022-12-14 23:49:58,097 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 20 transitions. [2022-12-14 23:49:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:49:58,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:58,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:58,307 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 23:49:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 19 states and 25 transitions. [2022-12-14 23:49:58,816 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 25 transitions. [2022-12-14 23:49:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:49:58,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:58,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:58,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:58,942 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 23:49:59,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:59,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2022-12-14 23:49:59,524 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2022-12-14 23:49:59,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:49:59,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:59,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:59,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:49:59,551 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:49:59,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:49:59,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2022-12-14 23:49:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2022-12-14 23:49:59,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:49:59,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:49:59,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:49:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:00,018 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 23:50:00,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:00,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2022-12-14 23:50:00,946 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2022-12-14 23:50:00,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:50:00,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:00,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:01,233 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 23:50:02,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:02,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2022-12-14 23:50:02,669 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2022-12-14 23:50:02,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:50:02,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:02,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:02,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:03,295 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:05,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:05,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 35 states and 58 transitions. [2022-12-14 23:50:05,044 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 58 transitions. [2022-12-14 23:50:05,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:50:05,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:05,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:05,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:05,062 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:06,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:06,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 37 states and 64 transitions. [2022-12-14 23:50:06,066 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 64 transitions. [2022-12-14 23:50:06,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:50:06,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:06,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:06,086 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 23:50:06,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:06,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 58 transitions. [2022-12-14 23:50:06,329 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 58 transitions. [2022-12-14 23:50:06,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:50:06,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:06,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:10,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:10,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 72 transitions. [2022-12-14 23:50:10,225 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 72 transitions. [2022-12-14 23:50:10,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:50:10,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:10,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:10,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:50:11,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:11,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 43 states and 80 transitions. [2022-12-14 23:50:11,494 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 80 transitions. [2022-12-14 23:50:11,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:50:11,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:11,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:11,521 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:50:11,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:11,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 43 states and 79 transitions. [2022-12-14 23:50:11,937 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 79 transitions. [2022-12-14 23:50:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:50:11,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:11,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:11,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:11,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:50:12,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:12,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2022-12-14 23:50:12,363 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2022-12-14 23:50:12,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:50:12,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:12,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:12,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:14,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:14,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2022-12-14 23:50:14,834 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2022-12-14 23:50:14,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 23:50:14,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:14,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:14,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:15,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:19,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:19,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 99 transitions. [2022-12-14 23:50:19,609 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 99 transitions. [2022-12-14 23:50:19,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 23:50:19,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:19,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:21,149 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:24,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:24,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 55 states and 104 transitions. [2022-12-14 23:50:24,855 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 104 transitions. [2022-12-14 23:50:24,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 23:50:24,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:24,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:26,344 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:34,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:34,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 67 states and 125 transitions. [2022-12-14 23:50:34,572 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 125 transitions. [2022-12-14 23:50:34,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:50:34,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:34,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:34,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:36,082 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 70 states and 133 transitions. [2022-12-14 23:50:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 133 transitions. [2022-12-14 23:50:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:50:39,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:39,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:45,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:45,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 73 states and 138 transitions. [2022-12-14 23:50:45,796 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 138 transitions. [2022-12-14 23:50:45,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 23:50:45,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:45,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:45,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:50,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:50,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 76 states and 143 transitions. [2022-12-14 23:50:50,912 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 143 transitions. [2022-12-14 23:50:50,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:50:50,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:50,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:50,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:50:57,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:50:57,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 79 states and 148 transitions. [2022-12-14 23:50:57,357 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 148 transitions. [2022-12-14 23:50:57,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:50:57,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:50:57,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:50:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:50:59,985 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:51:05,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:51:05,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 82 states and 153 transitions. [2022-12-14 23:51:05,378 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 153 transitions. [2022-12-14 23:51:05,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:51:05,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:51:05,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:51:05,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:51:08,184 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:51:18,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:51:18,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 100 states and 183 transitions. [2022-12-14 23:51:18,753 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 183 transitions. [2022-12-14 23:51:18,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:51:18,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:51:18,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:51:18,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:51:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:51:27,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:51:27,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 103 states and 188 transitions. [2022-12-14 23:51:27,198 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 188 transitions. [2022-12-14 23:51:27,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 23:51:27,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:51:27,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:51:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:51:29,496 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:51:38,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:51:38,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 112 states and 203 transitions. [2022-12-14 23:51:38,343 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 203 transitions. [2022-12-14 23:51:38,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:51:38,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:51:38,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:51:38,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:51:42,603 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:51:50,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:51:50,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 115 states and 208 transitions. [2022-12-14 23:51:50,998 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 208 transitions. [2022-12-14 23:51:50,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-14 23:51:50,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:51:50,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:51:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:51:53,614 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:01,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:01,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 118 states and 213 transitions. [2022-12-14 23:52:01,756 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 213 transitions. [2022-12-14 23:52:01,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-14 23:52:01,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:01,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:01,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:04,750 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:15,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:15,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 127 states and 228 transitions. [2022-12-14 23:52:15,442 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 228 transitions. [2022-12-14 23:52:15,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-12-14 23:52:15,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:15,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:27,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:27,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 130 states and 233 transitions. [2022-12-14 23:52:27,150 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 233 transitions. [2022-12-14 23:52:27,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-14 23:52:27,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:27,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:30,237 INFO L134 CoverageAnalysis]: Checked inductivity of 477 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:39,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:39,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 133 states and 238 transitions. [2022-12-14 23:52:39,209 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 238 transitions. [2022-12-14 23:52:39,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 23:52:39,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:39,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:39,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:41,978 INFO L134 CoverageAnalysis]: Checked inductivity of 532 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:52:50,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:52:50,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 136 states and 243 transitions. [2022-12-14 23:52:50,958 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 243 transitions. [2022-12-14 23:52:50,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-14 23:52:50,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:52:50,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:52:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:52:53,957 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:03,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:03,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 139 states and 248 transitions. [2022-12-14 23:53:03,242 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 248 transitions. [2022-12-14 23:53:03,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-12-14 23:53:03,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:03,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:07,513 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:18,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:18,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 142 states and 253 transitions. [2022-12-14 23:53:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 253 transitions. [2022-12-14 23:53:18,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-14 23:53:18,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:18,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:21,664 INFO L134 CoverageAnalysis]: Checked inductivity of 715 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:32,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:32,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 145 states and 258 transitions. [2022-12-14 23:53:32,218 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 258 transitions. [2022-12-14 23:53:32,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-12-14 23:53:32,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:32,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:32,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:36,065 INFO L134 CoverageAnalysis]: Checked inductivity of 782 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:53:46,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:53:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 148 states and 263 transitions. [2022-12-14 23:53:46,625 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 263 transitions. [2022-12-14 23:53:46,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 23:53:46,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:53:46,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:53:46,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:53:50,582 INFO L134 CoverageAnalysis]: Checked inductivity of 852 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:02,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 151 states and 268 transitions. [2022-12-14 23:54:02,115 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 268 transitions. [2022-12-14 23:54:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 23:54:02,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:02,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:05,786 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:17,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:17,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 154 states and 273 transitions. [2022-12-14 23:54:17,966 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 273 transitions. [2022-12-14 23:54:17,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-12-14 23:54:17,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:17,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:18,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1001 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:33,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:33,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 157 states and 278 transitions. [2022-12-14 23:54:33,726 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 278 transitions. [2022-12-14 23:54:33,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-12-14 23:54:33,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:33,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:54:38,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1080 backedges. 0 proven. 1080 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:54:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:54:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 160 states and 283 transitions. [2022-12-14 23:54:53,236 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 283 transitions. [2022-12-14 23:54:53,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-12-14 23:54:53,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:54:53,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:54:53,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:04,844 INFO L134 CoverageAnalysis]: Checked inductivity of 1162 backedges. 0 proven. 1162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:55:52,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:55:52,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 199 states and 348 transitions. [2022-12-14 23:55:52,395 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 348 transitions. [2022-12-14 23:55:52,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 23:55:52,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:55:52,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:55:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:55:58,036 INFO L134 CoverageAnalysis]: Checked inductivity of 1247 backedges. 0 proven. 1247 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:13,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:13,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 202 states and 353 transitions. [2022-12-14 23:56:13,641 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 353 transitions. [2022-12-14 23:56:13,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-12-14 23:56:13,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:13,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1335 backedges. 0 proven. 1335 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:34,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:34,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 205 states and 358 transitions. [2022-12-14 23:56:34,651 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 358 transitions. [2022-12-14 23:56:34,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-12-14 23:56:34,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:34,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:40,077 INFO L134 CoverageAnalysis]: Checked inductivity of 1426 backedges. 0 proven. 1426 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:57,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:57,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 208 states and 363 transitions. [2022-12-14 23:56:57,418 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 363 transitions. [2022-12-14 23:56:57,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-12-14 23:56:57,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:57,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:57,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1520 backedges. 0 proven. 1520 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:21,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:21,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 211 states and 368 transitions. [2022-12-14 23:57:21,979 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 368 transitions. [2022-12-14 23:57:21,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-12-14 23:57:21,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:21,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:22,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:28,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1617 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:45,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:45,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 214 states and 373 transitions. [2022-12-14 23:57:45,883 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 373 transitions. [2022-12-14 23:57:45,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 23:57:45,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:45,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:45,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:51,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 0 proven. 1717 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:09,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:09,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 217 states and 378 transitions. [2022-12-14 23:58:09,672 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 378 transitions. [2022-12-14 23:58:09,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 23:58:09,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:09,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:58:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1820 backedges. 0 proven. 1820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:36,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:36,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 220 states and 383 transitions. [2022-12-14 23:58:36,338 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 383 transitions. [2022-12-14 23:58:36,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 23:58:36,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:36,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:58:42,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1926 backedges. 0 proven. 1926 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:59:02,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:59:02,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 223 states and 388 transitions. [2022-12-14 23:59:02,458 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 388 transitions. [2022-12-14 23:59:02,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 23:59:02,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:59:02,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:59:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:59:08,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2035 backedges. 0 proven. 2035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:59:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:59:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 226 states and 393 transitions. [2022-12-14 23:59:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 393 transitions. [2022-12-14 23:59:28,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 23:59:28,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:59:28,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:59:29,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:59:35,133 INFO L134 CoverageAnalysis]: Checked inductivity of 2147 backedges. 0 proven. 2147 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:59:55,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:59:55,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 229 states and 398 transitions. [2022-12-14 23:59:55,376 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 398 transitions. [2022-12-14 23:59:55,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 23:59:55,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:59:55,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:59:55,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:00:19,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2262 backedges. 0 proven. 2262 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:01:33,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:01:33,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 265 states and 458 transitions. [2022-12-15 00:01:33,840 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 458 transitions. [2022-12-15 00:01:33,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2022-12-15 00:01:33,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:01:33,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:01:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:01:41,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2380 backedges. 0 proven. 2380 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:02:04,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:02:04,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 268 states and 463 transitions. [2022-12-15 00:02:04,306 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 463 transitions. [2022-12-15 00:02:04,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-12-15 00:02:04,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:02:04,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:02:04,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:02:23,569 INFO L134 CoverageAnalysis]: Checked inductivity of 2501 backedges. 0 proven. 2501 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:03:09,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:03:09,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 280 states and 483 transitions. [2022-12-15 00:03:09,206 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 483 transitions. [2022-12-15 00:03:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2022-12-15 00:03:09,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:03:09,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:03:09,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:03:16,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2625 backedges. 0 proven. 2625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:03:39,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:03:39,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 283 states and 488 transitions. [2022-12-15 00:03:39,665 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 488 transitions. [2022-12-15 00:03:39,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-12-15 00:03:39,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:03:39,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:03:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:03:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 2752 backedges. 0 proven. 2752 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:04:11,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:04:11,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 286 states and 493 transitions. [2022-12-15 00:04:11,837 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 493 transitions. [2022-12-15 00:04:11,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-15 00:04:11,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:04:11,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:04:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:04:22,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2882 backedges. 0 proven. 2882 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.