./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/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_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/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 32bit --witnessprinter.graph.data.programhash a27e6fc2049c9dc12360bd8cd7682ef33f4a19a5a5a6c0e7a780c3703a0494b5 --- 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 18:10:38,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:10:38,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:10:39,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:10:39,005 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:10:39,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:10:39,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:10:39,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:10:39,017 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:10:39,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:10:39,022 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:10:39,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:10:39,025 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:10:39,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:10:39,035 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:10:39,037 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:10:39,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:10:39,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:10:39,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:10:39,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:10:39,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:10:39,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:10:39,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:10:39,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:10:39,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:10:39,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:10:39,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:10:39,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:10:39,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:10:39,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:10:39,071 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:10:39,072 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:10:39,074 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:10:39,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:10:39,076 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:10:39,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:10:39,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:10:39,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:10:39,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:10:39,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:10:39,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:10:39,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:10:39,119 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:10:39,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:10:39,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:10:39,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:10:39,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:10:39,122 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:10:39,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:10:39,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:10:39,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:10:39,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:10:39,124 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:10:39,124 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:10:39,124 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:10:39,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:10:39,125 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:10:39,125 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:10:39,125 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:10:39,126 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:10:39,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:10:39,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:39,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:10:39,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:10:39,127 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:10:39,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:10:39,127 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_80c3ef0f-e872-422b-afb9-9495563a7101/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a27e6fc2049c9dc12360bd8cd7682ef33f4a19a5a5a6c0e7a780c3703a0494b5 [2022-11-20 18:10:39,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:10:39,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:10:39,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:10:39,488 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:10:39,488 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:10:39,490 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i [2022-11-20 18:10:42,648 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:10:42,868 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:10:42,869 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/sv-benchmarks/c/array-memsafety-realloc/array-realloc-2.i [2022-11-20 18:10:42,880 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/data/23cb76768/c3b70949cfe64f7382c44d7c69b9e1f2/FLAGa46cdfc04 [2022-11-20 18:10:42,895 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/data/23cb76768/c3b70949cfe64f7382c44d7c69b9e1f2 [2022-11-20 18:10:42,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:10:42,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:10:42,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:42,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:10:42,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:10:42,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:42" (1/1) ... [2022-11-20 18:10:42,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f8066e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:42, skipping insertion in model container [2022-11-20 18:10:42,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:10:42" (1/1) ... [2022-11-20 18:10:42,914 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:10:42,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:10:43,285 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:43,301 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:10:43,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:10:43,399 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:10:43,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43 WrapperNode [2022-11-20 18:10:43,400 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:10:43,401 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:43,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:10:43,402 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:10:43,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,435 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,459 INFO L138 Inliner]: procedures = 119, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2022-11-20 18:10:43,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:10:43,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:10:43,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:10:43,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:10:43,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,480 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,480 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,493 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,494 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:10:43,497 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:10:43,497 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:10:43,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:10:43,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:10:43" (1/1) ... [2022-11-20 18:10:43,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:10:43,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:10:43,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:10:43,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_80c3ef0f-e872-422b-afb9-9495563a7101/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:10:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:10:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:10:43,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:10:43,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 18:10:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 18:10:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:10:43,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 18:10:43,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:10:43,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:10:43,755 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:10:43,764 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:10:43,995 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:10:44,035 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:10:44,035 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:10:44,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:44 BoogieIcfgContainer [2022-11-20 18:10:44,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:10:44,039 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:10:44,039 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:10:44,050 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:10:44,050 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:10:44" (1/1) ... [2022-11-20 18:10:44,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:10:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:44,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 30 states and 33 transitions. [2022-11-20 18:10:44,117 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-11-20 18:10:44,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:10:44,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:44,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:44,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:44,291 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 18:10:44,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:44,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 31 states and 35 transitions. [2022-11-20 18:10:44,327 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2022-11-20 18:10:44,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:10:44,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:44,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:44,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:44,594 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 18:10:44,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:44,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2022-11-20 18:10:44,618 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-11-20 18:10:44,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:10:44,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:44,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:44,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:44,748 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 18:10:44,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:44,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2022-11-20 18:10:44,839 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2022-11-20 18:10:44,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:10:44,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:44,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:44,959 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 18:10:45,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:45,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2022-11-20 18:10:45,130 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2022-11-20 18:10:45,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:10:45,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:45,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:45,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:45,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2022-11-20 18:10:45,367 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2022-11-20 18:10:45,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:10:45,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:45,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:45,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:45,572 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 18:10:45,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:45,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 30 states and 34 transitions. [2022-11-20 18:10:45,952 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-11-20 18:10:45,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:10:45,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:45,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:45,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:46,063 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 18:10:46,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:46,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2022-11-20 18:10:46,695 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-11-20 18:10:46,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:10:46,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:46,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:46,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:47,050 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 18:10:48,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:48,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 32 states and 39 transitions. [2022-11-20 18:10:48,346 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2022-11-20 18:10:48,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:10:48,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:48,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:48,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:48,792 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 18:10:49,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:49,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2022-11-20 18:10:49,580 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2022-11-20 18:10:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:10:49,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:49,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:50,031 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 18:10:52,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:52,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 40 states and 58 transitions. [2022-11-20 18:10:52,176 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 58 transitions. [2022-11-20 18:10:52,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:10:52,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:52,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:52,687 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 18:10:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:55,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 65 transitions. [2022-11-20 18:10:55,258 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2022-11-20 18:10:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:10:55,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:55,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:55,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:55,549 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 18:10:57,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:57,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2022-11-20 18:10:57,211 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2022-11-20 18:10:57,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:10:57,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:57,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:57,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:57,383 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 18:10:59,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:59,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2022-11-20 18:10:59,381 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2022-11-20 18:10:59,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:10:59,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:59,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:59,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:59,813 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 18:11:03,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:03,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 61 states and 112 transitions. [2022-11-20 18:11:03,416 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 112 transitions. [2022-11-20 18:11:03,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:11:03,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:03,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:03,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:04,175 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:05,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:05,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 64 states and 117 transitions. [2022-11-20 18:11:05,961 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 117 transitions. [2022-11-20 18:11:05,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:11:05,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:05,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:06,574 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 18:11:08,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:08,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 69 states and 130 transitions. [2022-11-20 18:11:08,609 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 130 transitions. [2022-11-20 18:11:08,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:11:08,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:08,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:08,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:08,989 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:10,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:10,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 71 states and 140 transitions. [2022-11-20 18:11:10,285 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 140 transitions. [2022-11-20 18:11:10,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:11:10,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:10,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:10,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:10,928 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 18:11:14,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:14,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 76 states and 152 transitions. [2022-11-20 18:11:14,652 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 152 transitions. [2022-11-20 18:11:14,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:11:14,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:14,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:14,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:15,716 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:19,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:19,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 81 states and 165 transitions. [2022-11-20 18:11:19,118 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 165 transitions. [2022-11-20 18:11:19,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:11:19,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:19,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:19,928 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 18:11:24,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:24,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 87 states and 181 transitions. [2022-11-20 18:11:24,210 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 181 transitions. [2022-11-20 18:11:24,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:11:24,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:24,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:25,844 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 18:11:37,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:37,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 98 states and 203 transitions. [2022-11-20 18:11:37,222 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 203 transitions. [2022-11-20 18:11:37,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:11:37,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:37,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:37,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:37,317 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:11:39,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:39,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 100 states and 210 transitions. [2022-11-20 18:11:39,208 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 210 transitions. [2022-11-20 18:11:39,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:11:39,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:39,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:39,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:39,345 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:11:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 101 states and 210 transitions. [2022-11-20 18:11:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 210 transitions. [2022-11-20 18:11:40,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:11:40,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:40,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:40,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:11:42,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:42,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 102 states and 215 transitions. [2022-11-20 18:11:42,016 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 215 transitions. [2022-11-20 18:11:42,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:11:42,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:42,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:42,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:43,154 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:47,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:47,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 106 states and 225 transitions. [2022-11-20 18:11:47,269 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 225 transitions. [2022-11-20 18:11:47,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:11:47,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:47,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:47,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:47,746 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:48,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:48,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 107 states and 232 transitions. [2022-11-20 18:11:48,674 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 232 transitions. [2022-11-20 18:11:48,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:11:48,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:48,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:48,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:49,141 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:11:52,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:52,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 108 states and 234 transitions. [2022-11-20 18:11:52,087 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 234 transitions. [2022-11-20 18:11:52,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:11:52,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:52,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:52,804 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:12:01,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:01,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 118 states and 260 transitions. [2022-11-20 18:12:01,563 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 260 transitions. [2022-11-20 18:12:01,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:12:01,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:01,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:01,756 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 18:12:03,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:03,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 119 states and 262 transitions. [2022-11-20 18:12:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 262 transitions. [2022-11-20 18:12:03,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:12:03,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:03,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:06,144 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:12,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:12,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 124 states and 273 transitions. [2022-11-20 18:12:12,410 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 273 transitions. [2022-11-20 18:12:12,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:12:12,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:12,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:12,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:12,484 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:12:14,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 126 states and 280 transitions. [2022-11-20 18:12:14,710 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 280 transitions. [2022-11-20 18:12:14,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:12:14,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:14,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:14,865 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 18:12:15,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:15,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 127 states and 280 transitions. [2022-11-20 18:12:15,768 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 280 transitions. [2022-11-20 18:12:15,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:12:15,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:15,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:17,164 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:23,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:23,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 132 states and 297 transitions. [2022-11-20 18:12:23,159 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 297 transitions. [2022-11-20 18:12:23,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:12:23,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:23,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:23,848 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 18:12:27,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:27,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 133 states and 299 transitions. [2022-11-20 18:12:27,148 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 299 transitions. [2022-11-20 18:12:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:12:27,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:27,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:27,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 18:12:37,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:37,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 143 states and 325 transitions. [2022-11-20 18:12:37,387 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 325 transitions. [2022-11-20 18:12:37,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:12:37,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:37,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:37,526 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-11-20 18:12:40,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:40,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 144 states and 327 transitions. [2022-11-20 18:12:40,185 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 327 transitions. [2022-11-20 18:12:40,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:12:40,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:40,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 18:12:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:47,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 149 states and 338 transitions. [2022-11-20 18:12:47,061 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 338 transitions. [2022-11-20 18:12:47,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:12:47,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:47,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:47,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:47,239 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 18:12:53,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:53,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 154 states and 380 transitions. [2022-11-20 18:12:53,534 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 380 transitions. [2022-11-20 18:12:53,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:12:53,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:53,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:53,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:55,302 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:59,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:59,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 157 states and 384 transitions. [2022-11-20 18:12:59,578 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 384 transitions. [2022-11-20 18:12:59,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:12:59,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:59,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:00,508 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:02,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:02,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 158 states and 391 transitions. [2022-11-20 18:13:02,035 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 391 transitions. [2022-11-20 18:13:02,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:13:02,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:02,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:04,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 159 states and 399 transitions. [2022-11-20 18:13:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 399 transitions. [2022-11-20 18:13:04,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:13:04,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:04,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:04,845 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 18:13:08,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 160 states and 402 transitions. [2022-11-20 18:13:08,588 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 402 transitions. [2022-11-20 18:13:08,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 18:13:08,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:08,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:08,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:09,244 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 18:13:19,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:19,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 170 states and 430 transitions. [2022-11-20 18:13:19,958 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 430 transitions. [2022-11-20 18:13:19,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 18:13:19,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:19,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:20,169 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-11-20 18:13:22,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:22,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 171 states and 433 transitions. [2022-11-20 18:13:22,914 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 433 transitions. [2022-11-20 18:13:22,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 18:13:22,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:22,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:27,089 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 23 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-11-20 18:13:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 177 states and 449 transitions. [2022-11-20 18:13:41,702 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 449 transitions. [2022-11-20 18:13:41,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:13:41,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:41,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:41,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:41,802 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 18:13:44,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:44,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 179 states and 456 transitions. [2022-11-20 18:13:44,479 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 456 transitions. [2022-11-20 18:13:44,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 18:13:44,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:44,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:44,642 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-20 18:13:45,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 180 states and 456 transitions. [2022-11-20 18:13:45,852 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 456 transitions. [2022-11-20 18:13:45,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 18:13:45,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:45,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:45,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:47,839 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:52,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:52,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 183 states and 460 transitions. [2022-11-20 18:13:52,768 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 460 transitions. [2022-11-20 18:13:52,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 18:13:52,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:52,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:52,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:56,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:56,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 185 states and 475 transitions. [2022-11-20 18:13:56,813 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 475 transitions. [2022-11-20 18:13:56,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 18:13:56,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:56,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:56,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-20 18:14:02,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:02,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 186 states and 478 transitions. [2022-11-20 18:14:02,030 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 478 transitions. [2022-11-20 18:14:02,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 18:14:02,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:02,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:02,773 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-20 18:14:14,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:14,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 196 states and 506 transitions. [2022-11-20 18:14:14,608 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 506 transitions. [2022-11-20 18:14:14,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 18:14:14,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:14,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:14,744 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-20 18:14:17,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:17,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 197 states and 509 transitions. [2022-11-20 18:14:17,891 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 509 transitions. [2022-11-20 18:14:17,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 18:14:17,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:17,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:22,459 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 31 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 18:14:43,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:43,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 205 states and 527 transitions. [2022-11-20 18:14:43,645 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 527 transitions. [2022-11-20 18:14:43,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 18:14:43,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:43,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:43,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:43,840 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 18:14:46,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:46,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 207 states and 533 transitions. [2022-11-20 18:14:46,941 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 533 transitions. [2022-11-20 18:14:46,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 18:14:46,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:46,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:47,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:49,128 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:14:54,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:54,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 210 states and 537 transitions. [2022-11-20 18:14:54,730 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 537 transitions. [2022-11-20 18:14:54,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 18:14:54,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:54,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:55,628 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:14:59,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:59,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 212 states and 552 transitions. [2022-11-20 18:14:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 552 transitions. [2022-11-20 18:14:59,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 18:14:59,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:59,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:00,624 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 18:15:05,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:05,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 213 states and 555 transitions. [2022-11-20 18:15:05,170 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 555 transitions. [2022-11-20 18:15:05,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 18:15:05,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:05,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:05,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:06,194 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 18:15:19,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:19,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 223 states and 583 transitions. [2022-11-20 18:15:19,186 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 583 transitions. [2022-11-20 18:15:19,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 18:15:19,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:19,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:19,355 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 5 proven. 6 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-20 18:15:22,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:22,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 224 states and 586 transitions. [2022-11-20 18:15:22,679 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 586 transitions. [2022-11-20 18:15:22,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 18:15:22,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:22,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:22,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:25,890 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 15 proven. 45 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-11-20 18:15:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 230 states and 602 transitions. [2022-11-20 18:15:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 602 transitions. [2022-11-20 18:15:36,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 18:15:36,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:36,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:36,822 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2022-11-20 18:15:40,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:40,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 232 states and 609 transitions. [2022-11-20 18:15:40,067 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 609 transitions. [2022-11-20 18:15:40,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 18:15:40,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:40,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:40,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:40,247 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-11-20 18:15:41,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:41,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 233 states and 609 transitions. [2022-11-20 18:15:41,742 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 609 transitions. [2022-11-20 18:15:41,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 18:15:41,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:41,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:44,371 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:15:54,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:54,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 238 states and 628 transitions. [2022-11-20 18:15:54,727 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 628 transitions. [2022-11-20 18:15:54,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 18:15:54,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:54,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:54,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:56,680 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-11-20 18:16:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 239 states and 631 transitions. [2022-11-20 18:16:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 631 transitions. [2022-11-20 18:16:01,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 18:16:01,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:01,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:01,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:02,930 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2022-11-20 18:16:17,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:17,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 249 states and 659 transitions. [2022-11-20 18:16:17,372 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 659 transitions. [2022-11-20 18:16:17,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 18:16:17,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:17,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:17,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-20 18:16:21,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:21,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 250 states and 662 transitions. [2022-11-20 18:16:21,232 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 662 transitions. [2022-11-20 18:16:21,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 18:16:21,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:21,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:21,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:24,993 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 6 proven. 46 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 18:16:45,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:45,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 258 states and 679 transitions. [2022-11-20 18:16:45,070 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 679 transitions. [2022-11-20 18:16:45,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 18:16:45,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:45,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:45,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:45,412 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-20 18:16:49,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:49,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 260 states and 685 transitions. [2022-11-20 18:16:49,195 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 685 transitions. [2022-11-20 18:16:49,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 18:16:49,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:49,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:52,288 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:59,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:59,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 263 states and 689 transitions. [2022-11-20 18:16:59,333 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 689 transitions. [2022-11-20 18:16:59,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 18:16:59,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:59,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:59,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:00,850 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:03,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:03,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 264 states and 696 transitions. [2022-11-20 18:17:03,622 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 696 transitions. [2022-11-20 18:17:03,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-20 18:17:03,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:03,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:05,148 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:07,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 265 states and 704 transitions. [2022-11-20 18:17:07,290 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 704 transitions. [2022-11-20 18:17:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 18:17:07,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:07,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:07,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:09,411 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-20 18:17:14,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:14,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 266 states and 707 transitions. [2022-11-20 18:17:14,857 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 707 transitions. [2022-11-20 18:17:14,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 18:17:14,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:14,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:16,193 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 61 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-20 18:17:31,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:31,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 276 states and 735 transitions. [2022-11-20 18:17:31,599 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 735 transitions. [2022-11-20 18:17:31,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 18:17:31,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:31,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:31,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:31,815 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2022-11-20 18:17:35,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:35,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 277 states and 738 transitions. [2022-11-20 18:17:35,703 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 738 transitions. [2022-11-20 18:17:35,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 18:17:35,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:35,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:35,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 31 proven. 64 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-11-20 18:18:06,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:06,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 284 states and 757 transitions. [2022-11-20 18:18:06,255 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 757 transitions. [2022-11-20 18:18:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 18:18:06,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:06,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:06,675 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-20 18:18:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:10,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 286 states and 763 transitions. [2022-11-20 18:18:10,633 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 763 transitions. [2022-11-20 18:18:10,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:18:10,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:10,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:10,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:14,216 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:21,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:21,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 289 states and 767 transitions. [2022-11-20 18:18:21,999 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 767 transitions. [2022-11-20 18:18:22,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:18:22,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:22,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:24,074 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:26,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:26,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 290 states and 774 transitions. [2022-11-20 18:18:26,992 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 774 transitions. [2022-11-20 18:18:26,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 18:18:26,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:26,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:29,171 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:31,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:31,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 291 states and 782 transitions. [2022-11-20 18:18:31,603 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 782 transitions. [2022-11-20 18:18:31,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 18:18:31,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:31,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:31,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:34,627 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-20 18:18:40,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:40,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 292 states and 785 transitions. [2022-11-20 18:18:40,405 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 785 transitions. [2022-11-20 18:18:40,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-20 18:18:40,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:40,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2022-11-20 18:18:58,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:58,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 302 states and 813 transitions. [2022-11-20 18:18:58,511 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 813 transitions. [2022-11-20 18:18:58,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-20 18:18:58,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:58,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:58,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:58,728 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2022-11-20 18:19:03,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:03,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 303 states and 816 transitions. [2022-11-20 18:19:03,257 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 816 transitions. [2022-11-20 18:19:03,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 18:19:03,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:03,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:21,180 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 49 proven. 117 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-20 18:21:10,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:10,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 317 states and 848 transitions. [2022-11-20 18:21:10,794 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 848 transitions. [2022-11-20 18:21:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-20 18:21:10,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:10,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-20 18:21:15,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:15,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 319 states and 854 transitions. [2022-11-20 18:21:15,609 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 854 transitions. [2022-11-20 18:21:15,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 18:21:15,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:15,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:19,710 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:21:28,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:28,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 322 states and 858 transitions. [2022-11-20 18:21:28,710 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 858 transitions. [2022-11-20 18:21:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 18:21:28,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:28,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:28,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:30,965 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:21:34,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:34,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 323 states and 865 transitions. [2022-11-20 18:21:34,287 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 865 transitions. [2022-11-20 18:21:34,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 18:21:34,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:34,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:36,506 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:21:39,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:39,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 324 states and 873 transitions. [2022-11-20 18:21:39,059 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 873 transitions. [2022-11-20 18:21:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 18:21:39,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:39,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:42,205 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-20 18:21:48,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:48,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 325 states and 876 transitions. [2022-11-20 18:21:48,808 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 876 transitions. [2022-11-20 18:21:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-11-20 18:21:48,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:48,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:51,008 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 0 proven. 77 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-20 18:22:09,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:09,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 335 states and 904 transitions. [2022-11-20 18:22:09,350 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 904 transitions. [2022-11-20 18:22:09,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-20 18:22:09,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:09,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:09,591 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2022-11-20 18:22:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:14,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 336 states and 907 transitions. [2022-11-20 18:22:14,466 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 907 transitions. [2022-11-20 18:22:14,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 18:22:14,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:14,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:24,095 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 33 proven. 98 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2022-11-20 18:22:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 345 states and 930 transitions. [2022-11-20 18:22:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 930 transitions. [2022-11-20 18:22:57,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-20 18:22:57,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:57,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:58,063 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-11-20 18:23:02,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:02,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 347 states and 936 transitions. [2022-11-20 18:23:02,864 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 936 transitions. [2022-11-20 18:23:02,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-20 18:23:02,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:02,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:03,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:07,859 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:23,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:23,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 352 states and 955 transitions. [2022-11-20 18:23:23,595 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 955 transitions. [2022-11-20 18:23:23,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 18:23:23,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:23,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:23,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:26,882 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 41 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-11-20 18:23:33,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:33,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 353 states and 958 transitions. [2022-11-20 18:23:33,893 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 958 transitions. [2022-11-20 18:23:33,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 18:23:33,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:33,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:36,032 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2022-11-20 18:23:55,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:55,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 363 states and 986 transitions. [2022-11-20 18:23:55,909 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 986 transitions. [2022-11-20 18:23:55,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 18:23:55,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:55,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:55,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:56,172 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2022-11-20 18:24:01,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:01,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 364 states and 989 transitions. [2022-11-20 18:24:01,380 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 989 transitions. [2022-11-20 18:24:01,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 18:24:01,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:01,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:02,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:15,015 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 86 proven. 90 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked.