./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrpbrk_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrpbrk_reverse_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ --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 b6d1b460be78c3f5e029d54d0a7fa22600d3741ab7318d086bc890d48e08ce26 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:17:40,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:17:40,378 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:17:40,410 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:17:40,411 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:17:40,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:17:40,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:17:40,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:17:40,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:17:40,423 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:17:40,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:17:40,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:17:40,426 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:17:40,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:17:40,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:17:40,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:17:40,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:17:40,432 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:17:40,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:17:40,435 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:17:40,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:17:40,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:17:40,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:17:40,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:17:40,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:17:40,444 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:17:40,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:17:40,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:17:40,446 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:17:40,447 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:17:40,448 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:17:40,448 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:17:40,449 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:17:40,450 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:17:40,451 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:17:40,452 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:17:40,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:17:40,453 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:17:40,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:17:40,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:17:40,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:17:40,462 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 18:17:40,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:17:40,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:17:40,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:17:40,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:17:40,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:17:40,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:17:40,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:17:40,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:17:40,499 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:17:40,500 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:17:40,501 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:17:40,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:17:40,501 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:17:40,502 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:17:40,502 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:17:40,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:17:40,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:17:40,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:17:40,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:17:40,503 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:17:40,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:17:40,504 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_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6d1b460be78c3f5e029d54d0a7fa22600d3741ab7318d086bc890d48e08ce26 [2022-11-20 18:17:40,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:17:40,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:17:40,826 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:17:40,827 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:17:40,827 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:17:40,829 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-15/cstrpbrk_reverse_alloca.i [2022-11-20 18:17:43,913 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:17:44,228 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:17:44,228 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/sv-benchmarks/c/termination-15/cstrpbrk_reverse_alloca.i [2022-11-20 18:17:44,238 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/data/f8c6e7eff/99fd1ba5d53a4bd3b2191d1c02baab48/FLAGe84d15ee7 [2022-11-20 18:17:44,252 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/data/f8c6e7eff/99fd1ba5d53a4bd3b2191d1c02baab48 [2022-11-20 18:17:44,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:17:44,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:17:44,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:17:44,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:17:44,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:17:44,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27dba785 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44, skipping insertion in model container [2022-11-20 18:17:44,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:17:44,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:17:44,713 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:17:44,726 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:17:44,792 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:17:44,828 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:17:44,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44 WrapperNode [2022-11-20 18:17:44,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:17:44,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:17:44,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:17:44,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:17:44,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,892 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2022-11-20 18:17:44,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:17:44,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:17:44,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:17:44,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:17:44,902 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,905 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,927 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,928 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:17:44,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:17:44,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:17:44,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:17:44,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:17:44" (1/1) ... [2022-11-20 18:17:44,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:17:44,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:17:44,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:17:44,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_707a0161-dca1-47c8-b1ce-31aaa67b2425/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:17:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:17:45,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:17:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:17:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:17:45,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:17:45,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:17:45,149 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:17:45,151 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:17:45,354 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:17:45,498 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:17:45,499 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:17:45,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:17:45 BoogieIcfgContainer [2022-11-20 18:17:45,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:17:45,502 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:17:45,502 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:17:45,513 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:17:45,513 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:17:45" (1/1) ... [2022-11-20 18:17:45,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:17:45,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:45,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2022-11-20 18:17:45,600 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-11-20 18:17:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 18:17:45,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:45,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:45,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:45,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:45,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:45,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-11-20 18:17:45,987 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-11-20 18:17:45,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 18:17:45,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:45,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:46,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:46,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:46,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-11-20 18:17:46,419 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-20 18:17:46,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:17:46,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:46,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:46,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:46,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:46,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-11-20 18:17:46,591 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-11-20 18:17:46,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:17:46,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:46,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:46,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:47,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:47,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-11-20 18:17:47,014 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-11-20 18:17:47,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:17:47,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:47,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:47,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:47,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:47,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-11-20 18:17:47,271 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-11-20 18:17:47,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:17:47,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:47,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:47,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:48,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-11-20 18:17:48,663 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-11-20 18:17:48,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:17:48,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:48,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:48,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-11-20 18:17:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-11-20 18:17:48,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:17:48,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:48,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:48,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:48,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:48,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-11-20 18:17:48,797 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-11-20 18:17:48,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:17:48,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:48,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:48,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:49,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:49,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-11-20 18:17:49,423 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-11-20 18:17:49,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:17:49,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:49,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:49,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:51,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-11-20 18:17:51,673 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-11-20 18:17:51,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:17:51,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:51,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:51,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:53,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:53,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 40 states and 54 transitions. [2022-11-20 18:17:53,203 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2022-11-20 18:17:53,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:17:53,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:53,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:53,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:53,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2022-11-20 18:17:53,260 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2022-11-20 18:17:53,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:17:53,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:53,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:53,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:53,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:53,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:53,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2022-11-20 18:17:53,370 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2022-11-20 18:17:53,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:17:53,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:53,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:53,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:53,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:53,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2022-11-20 18:17:53,429 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2022-11-20 18:17:53,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:17:53,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:53,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:53,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:53,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:53,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2022-11-20 18:17:53,546 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2022-11-20 18:17:53,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:17:53,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:53,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:53,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:53,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:54,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:54,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2022-11-20 18:17:54,050 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2022-11-20 18:17:54,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:17:54,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:54,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:54,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:54,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 62 transitions. [2022-11-20 18:17:58,800 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2022-11-20 18:17:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:17:58,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:58,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:03,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:03,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 50 states and 73 transitions. [2022-11-20 18:18:03,335 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions. [2022-11-20 18:18:03,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:18:03,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:03,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:03,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:04,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:13,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:13,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2022-11-20 18:18:13,552 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2022-11-20 18:18:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:18:13,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:13,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:13,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:13,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:17,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 65 states and 110 transitions. [2022-11-20 18:18:17,664 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 110 transitions. [2022-11-20 18:18:17,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:18:17,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:17,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:17,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:17,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:22,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:22,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 71 states and 124 transitions. [2022-11-20 18:18:22,570 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 124 transitions. [2022-11-20 18:18:22,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:18:22,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:22,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:22,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:23,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:23,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 72 states and 126 transitions. [2022-11-20 18:18:23,970 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 126 transitions. [2022-11-20 18:18:23,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:18:23,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:23,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:25,850 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:35,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 77 states and 142 transitions. [2022-11-20 18:18:35,756 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 142 transitions. [2022-11-20 18:18:35,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:18:35,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:35,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:35,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:36,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:44,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 83 states and 158 transitions. [2022-11-20 18:18:44,546 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 158 transitions. [2022-11-20 18:18:44,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:18:44,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:44,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:44,627 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:18:48,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:48,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 86 states and 166 transitions. [2022-11-20 18:18:48,365 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 166 transitions. [2022-11-20 18:18:48,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:18:48,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:48,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:48,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:48,420 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:18:57,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:57,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 92 states and 181 transitions. [2022-11-20 18:18:57,370 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 181 transitions. [2022-11-20 18:18:57,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:18:57,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:57,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:57,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:19:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 95 states and 191 transitions. [2022-11-20 18:19:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 191 transitions. [2022-11-20 18:19:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:19:04,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:04,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:04,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:04,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:19:08,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:08,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 98 states and 195 transitions. [2022-11-20 18:19:08,155 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 195 transitions. [2022-11-20 18:19:08,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:19:08,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:08,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:08,282 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 18:19:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 99 states and 197 transitions. [2022-11-20 18:19:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 197 transitions. [2022-11-20 18:19:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:19:09,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:09,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:09,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:09,576 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:19:10,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:10,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 100 states and 197 transitions. [2022-11-20 18:19:10,792 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 197 transitions. [2022-11-20 18:19:10,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:19:10,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:10,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:13,952 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:26,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:26,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 107 states and 215 transitions. [2022-11-20 18:19:26,402 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 215 transitions. [2022-11-20 18:19:26,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:19:26,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:26,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:19:29,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:29,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 109 states and 218 transitions. [2022-11-20 18:19:29,484 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 218 transitions. [2022-11-20 18:19:29,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:19:29,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:29,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:31,055 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 111 states and 221 transitions. [2022-11-20 18:19:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 221 transitions. [2022-11-20 18:19:35,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:19:35,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:35,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:35,696 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:19:37,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:37,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 220 transitions. [2022-11-20 18:19:37,227 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 220 transitions. [2022-11-20 18:19:37,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:19:37,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:37,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:37,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:00,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:00,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 122 states and 247 transitions. [2022-11-20 18:20:00,491 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 247 transitions. [2022-11-20 18:20:00,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:20:00,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:00,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:00,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:03,483 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:26,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 133 states and 274 transitions. [2022-11-20 18:20:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 274 transitions. [2022-11-20 18:20:26,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:20:26,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:26,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:31,069 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:54,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:54,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 143 states and 304 transitions. [2022-11-20 18:20:54,479 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 304 transitions. [2022-11-20 18:20:54,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:20:54,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:54,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:54,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:55,569 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:21:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 149 states and 322 transitions. [2022-11-20 18:21:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 322 transitions. [2022-11-20 18:21:08,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:21:08,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:08,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:08,942 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:21:16,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:16,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 152 states and 329 transitions. [2022-11-20 18:21:16,838 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 329 transitions. [2022-11-20 18:21:16,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:21:16,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:16,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:16,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:16,902 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:21:21,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:21,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 155 states and 340 transitions. [2022-11-20 18:21:21,733 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 340 transitions. [2022-11-20 18:21:21,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:21:21,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:21,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:21,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:21:46,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:46,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 162 states and 365 transitions. [2022-11-20 18:21:46,913 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 365 transitions. [2022-11-20 18:21:46,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:21:46,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:46,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:46,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:46,962 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-20 18:21:58,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:58,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 169 states and 388 transitions. [2022-11-20 18:21:58,261 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 388 transitions. [2022-11-20 18:21:58,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:21:58,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:58,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:59,930 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:22:24,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:24,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 178 states and 412 transitions. [2022-11-20 18:22:24,839 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 412 transitions. [2022-11-20 18:22:24,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:22:24,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:24,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:24,966 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:22:26,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:26,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 179 states and 416 transitions. [2022-11-20 18:22:26,913 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 416 transitions. [2022-11-20 18:22:26,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:22:26,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:26,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:26,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:27,026 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:22:30,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:30,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 181 states and 421 transitions. [2022-11-20 18:22:30,520 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 421 transitions. [2022-11-20 18:22:30,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:22:30,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:30,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:30,662 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-11-20 18:22:32,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:32,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 182 states and 423 transitions. [2022-11-20 18:22:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 423 transitions. [2022-11-20 18:22:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:22:32,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:32,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:33,327 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:22:43,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:43,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 187 states and 441 transitions. [2022-11-20 18:22:43,150 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 441 transitions. [2022-11-20 18:22:43,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:22:43,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:43,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:43,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:05,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:05,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 191 states and 455 transitions. [2022-11-20 18:23:05,995 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 455 transitions. [2022-11-20 18:23:05,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:23:05,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:05,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:11,582 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:24,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 194 states and 461 transitions. [2022-11-20 18:23:24,234 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 461 transitions. [2022-11-20 18:23:24,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:23:24,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:24,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:24,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:34,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:34,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 195 states and 464 transitions. [2022-11-20 18:23:34,267 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 464 transitions. [2022-11-20 18:23:34,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:23:34,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:34,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:34,504 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:23:54,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:54,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 202 states and 486 transitions. [2022-11-20 18:23:54,517 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 486 transitions. [2022-11-20 18:23:54,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:23:54,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:54,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:54,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:54,769 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:23:57,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 203 states and 487 transitions. [2022-11-20 18:23:57,727 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 487 transitions. [2022-11-20 18:23:57,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:23:57,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:57,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:57,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:04,987 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:49,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:49,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 216 states and 531 transitions. [2022-11-20 18:24:49,294 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 531 transitions. [2022-11-20 18:24:49,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:24:49,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:49,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:49,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:50,525 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 224 states and 554 transitions. [2022-11-20 18:25:16,761 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 554 transitions. [2022-11-20 18:25:16,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:25:16,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:16,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:21,118 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 39 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 18:25:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 230 states and 571 transitions. [2022-11-20 18:25:43,154 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 571 transitions. [2022-11-20 18:25:43,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:25:43,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:43,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:43,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 6 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:00,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 235 states and 586 transitions. [2022-11-20 18:26:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 586 transitions. [2022-11-20 18:26:00,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 18:26:00,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:00,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:00,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:11,345 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:40,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:40,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 240 states and 604 transitions. [2022-11-20 18:26:40,301 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 604 transitions. [2022-11-20 18:26:40,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 18:26:40,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:40,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:45,074 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:52,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:52,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 241 states and 607 transitions. [2022-11-20 18:26:52,890 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 607 transitions. [2022-11-20 18:26:52,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 18:26:52,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:52,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:52,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:53,295 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:11,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:11,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 246 states and 617 transitions. [2022-11-20 18:27:11,213 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 617 transitions. [2022-11-20 18:27:11,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 18:27:11,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:11,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:12,386 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 14 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:20,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:20,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 248 states and 622 transitions. [2022-11-20 18:27:20,691 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 622 transitions. [2022-11-20 18:27:20,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 18:27:20,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:20,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:20,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:21,161 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 41 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:27:44,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:44,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 255 states and 645 transitions. [2022-11-20 18:27:44,429 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 645 transitions. [2022-11-20 18:27:44,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 18:27:44,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:44,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:44,612 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 18:27:47,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 256 states and 648 transitions. [2022-11-20 18:27:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 648 transitions. [2022-11-20 18:27:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 18:27:47,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:47,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:47,718 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2022-11-20 18:28:04,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:04,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 262 states and 668 transitions. [2022-11-20 18:28:04,378 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 668 transitions. [2022-11-20 18:28:04,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 18:28:04,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:04,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:04,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:04,587 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 8 proven. 34 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-20 18:28:14,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:14,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 265 states and 677 transitions. [2022-11-20 18:28:14,354 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 677 transitions. [2022-11-20 18:28:14,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 18:28:14,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:14,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:14,419 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 39 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-11-20 18:28:19,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:19,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 267 states and 687 transitions. [2022-11-20 18:28:19,479 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 687 transitions. [2022-11-20 18:28:19,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 18:28:19,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:19,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:19,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:19,713 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 18:28:26,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:26,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 270 states and 699 transitions. [2022-11-20 18:28:26,908 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 699 transitions. [2022-11-20 18:28:26,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 18:28:26,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:26,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:28:39,955 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 44 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:29:39,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:39,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 285 states and 752 transitions. [2022-11-20 18:29:39,980 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 752 transitions. [2022-11-20 18:29:39,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 18:29:39,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:39,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:39,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:40,096 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 18:29:46,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:46,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 287 states and 754 transitions. [2022-11-20 18:29:46,008 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 754 transitions. [2022-11-20 18:29:46,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 18:29:46,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:46,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:46,106 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 34 proven. 4 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 18:29:48,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:48,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 288 states and 754 transitions. [2022-11-20 18:29:48,634 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 754 transitions. [2022-11-20 18:29:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 18:29:48,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:48,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:55,539 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 2 proven. 44 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 18:30:08,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:30:08,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 290 states and 757 transitions. [2022-11-20 18:30:08,437 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 757 transitions. [2022-11-20 18:30:08,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 18:30:08,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:30:08,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:30:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:30:21,297 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.