./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-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_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/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_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/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_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/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 8688e0efa9d37c2205606fbd307da42d83b0f0e2936dd15336b8b67e136d86b0 --- 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 16:43:38,042 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:43:38,044 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:43:38,062 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:43:38,062 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:43:38,063 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:43:38,065 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:43:38,066 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:43:38,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:43:38,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:43:38,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:43:38,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:43:38,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:43:38,073 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:43:38,074 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:43:38,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:43:38,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:43:38,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:43:38,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:43:38,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:43:38,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:43:38,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:43:38,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:43:38,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:43:38,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:43:38,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:43:38,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:43:38,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:43:38,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:43:38,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:43:38,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:43:38,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:43:38,100 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:43:38,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:43:38,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:43:38,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:43:38,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:43:38,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:43:38,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:43:38,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:43:38,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:43:38,107 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 16:43:38,134 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:43:38,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:43:38,139 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:43:38,139 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:43:38,140 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:43:38,140 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:43:38,140 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:43:38,140 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:43:38,140 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:43:38,141 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:43:38,142 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:43:38,142 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:43:38,142 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:43:38,142 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:43:38,143 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:43:38,143 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:43:38,143 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:43:38,143 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:43:38,143 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:43:38,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:43:38,144 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:43:38,144 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:43:38,144 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:43:38,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:43:38,145 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_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8688e0efa9d37c2205606fbd307da42d83b0f0e2936dd15336b8b67e136d86b0 [2022-11-20 16:43:38,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:43:38,490 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:43:38,493 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:43:38,495 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:43:38,495 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:43:38,497 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2022-11-20 16:43:41,698 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:43:41,946 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:43:41,947 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/sv-benchmarks/c/array-memsafety/openbsd_cstrcat-alloca-2.i [2022-11-20 16:43:41,959 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/data/b10b0ef0b/25f7f5969efe43a7936f0a57b3274fd5/FLAG0980188b2 [2022-11-20 16:43:41,974 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/data/b10b0ef0b/25f7f5969efe43a7936f0a57b3274fd5 [2022-11-20 16:43:41,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:43:41,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:43:41,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:43:41,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:43:41,983 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:43:41,984 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:43:41" (1/1) ... [2022-11-20 16:43:41,985 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12900d0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:41, skipping insertion in model container [2022-11-20 16:43:41,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:43:41" (1/1) ... [2022-11-20 16:43:41,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:43:42,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:43:42,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:43:42,312 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:43:42,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:43:42,393 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:43:42,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42 WrapperNode [2022-11-20 16:43:42,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:43:42,396 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:43:42,396 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:43:42,396 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:43:42,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,429 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,460 INFO L138 Inliner]: procedures = 117, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2022-11-20 16:43:42,461 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:43:42,462 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:43:42,462 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:43:42,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:43:42,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,487 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,488 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,493 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,499 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,500 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,502 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:43:42,503 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:43:42,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:43:42,504 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:43:42,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:43:42" (1/1) ... [2022-11-20 16:43:42,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:43:42,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:43:42,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:43:42,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a4a66ea8-fb2c-4712-9a6b-64abde0b7792/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:43:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:43:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:43:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:43:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:43:42,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:43:42,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:43:42,738 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:43:42,740 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:43:42,998 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:43:43,052 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:43:43,052 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 16:43:43,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:43:43 BoogieIcfgContainer [2022-11-20 16:43:43,055 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:43:43,056 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:43:43,056 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:43:43,067 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:43:43,067 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:43:43" (1/1) ... [2022-11-20 16:43:43,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:43:43,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:43,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2022-11-20 16:43:43,135 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2022-11-20 16:43:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:43:43,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:43,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:43,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:43,299 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 16:43:43,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:43,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2022-11-20 16:43:43,355 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2022-11-20 16:43:43,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:43:43,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:43,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:43,736 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 16:43:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2022-11-20 16:43:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2022-11-20 16:43:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:43:43,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:43,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:44,242 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 16:43:44,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:44,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 34 states and 42 transitions. [2022-11-20 16:43:44,711 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 42 transitions. [2022-11-20 16:43:44,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:43:44,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:44,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:44,781 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 16:43:45,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:45,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-11-20 16:43:45,028 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-11-20 16:43:45,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:43:45,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:45,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:45,442 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 16:43:46,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:46,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2022-11-20 16:43:46,547 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2022-11-20 16:43:46,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:43:46,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:46,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:46,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:46,648 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 16:43:46,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:46,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 39 states and 54 transitions. [2022-11-20 16:43:46,879 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2022-11-20 16:43:46,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:43:46,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:46,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:47,175 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 16:43:48,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:48,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 41 states and 60 transitions. [2022-11-20 16:43:48,673 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 60 transitions. [2022-11-20 16:43:48,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:43:48,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:48,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:43:50,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:50,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 44 states and 70 transitions. [2022-11-20 16:43:50,597 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 70 transitions. [2022-11-20 16:43:50,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:43:50,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:50,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:50,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:50,655 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 16:43:51,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2022-11-20 16:43:51,005 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2022-11-20 16:43:51,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:43:51,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:51,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:51,556 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 16:43:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:54,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2022-11-20 16:43:54,329 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2022-11-20 16:43:54,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:43:54,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:54,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:54,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:54,375 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:43:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:55,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 51 states and 84 transitions. [2022-11-20 16:43:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 84 transitions. [2022-11-20 16:43:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:43:55,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:55,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:56,157 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 16:43:58,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:58,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 53 states and 91 transitions. [2022-11-20 16:43:58,649 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 91 transitions. [2022-11-20 16:43:58,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:43:58,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:58,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:58,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:59,358 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 16:44:01,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:01,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 55 states and 97 transitions. [2022-11-20 16:44:01,305 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 97 transitions. [2022-11-20 16:44:01,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:44:01,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:01,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:01,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:01,995 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:44:04,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:04,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 58 states and 107 transitions. [2022-11-20 16:44:04,064 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 107 transitions. [2022-11-20 16:44:04,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:44:04,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:04,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:04,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:04,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:44:05,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:05,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 60 states and 112 transitions. [2022-11-20 16:44:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 112 transitions. [2022-11-20 16:44:05,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:44:05,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:05,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:05,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:44:07,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:07,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 62 states and 117 transitions. [2022-11-20 16:44:07,353 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 117 transitions. [2022-11-20 16:44:07,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:44:07,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:07,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:07,555 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 16:44:07,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:07,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 63 states and 118 transitions. [2022-11-20 16:44:07,712 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 118 transitions. [2022-11-20 16:44:07,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:44:07,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:07,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:07,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:08,095 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 16:44:08,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 64 states and 121 transitions. [2022-11-20 16:44:08,850 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 121 transitions. [2022-11-20 16:44:08,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:44:08,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:08,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:09,811 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:44:12,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:12,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 58 states and 105 transitions. [2022-11-20 16:44:12,228 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 105 transitions. [2022-11-20 16:44:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:44:12,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:12,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:12,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:13,126 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 16:44:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:16,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 59 states and 108 transitions. [2022-11-20 16:44:16,263 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 108 transitions. [2022-11-20 16:44:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:44:16,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:16,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:16,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:17,150 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 16:44:21,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:21,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 62 states and 115 transitions. [2022-11-20 16:44:21,096 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2022-11-20 16:44:21,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:44:21,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:21,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:21,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:21,148 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:44:22,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:22,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 57 states and 104 transitions. [2022-11-20 16:44:22,648 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 104 transitions. [2022-11-20 16:44:22,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:44:22,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:22,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:22,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:24,076 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 16:44:28,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:28,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 58 states and 108 transitions. [2022-11-20 16:44:28,950 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 108 transitions. [2022-11-20 16:44:28,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:44:28,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:28,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:28,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:30,256 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 16:44:34,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:34,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 60 states and 117 transitions. [2022-11-20 16:44:34,383 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 117 transitions. [2022-11-20 16:44:34,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:44:34,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:34,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:34,463 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:44:35,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:35,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 61 states and 119 transitions. [2022-11-20 16:44:35,139 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 119 transitions. [2022-11-20 16:44:35,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:44:35,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:35,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:44:36,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:36,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 62 states and 121 transitions. [2022-11-20 16:44:36,146 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 121 transitions. [2022-11-20 16:44:36,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:44:36,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:36,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:37,056 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:44:38,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:38,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 121 transitions. [2022-11-20 16:44:38,800 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 121 transitions. [2022-11-20 16:44:38,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:44:38,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:38,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:39,920 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 16:44:43,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:43,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 66 states and 128 transitions. [2022-11-20 16:44:43,520 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 128 transitions. [2022-11-20 16:44:43,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:44:43,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:43,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:43,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:44:43,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:43,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 66 states and 127 transitions. [2022-11-20 16:44:43,964 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2022-11-20 16:44:43,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:44:43,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:43,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:43,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:44,743 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 16:44:46,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:46,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 67 states and 129 transitions. [2022-11-20 16:44:46,470 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2022-11-20 16:44:46,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:44:46,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:46,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:46,503 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:44:47,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 67 states and 128 transitions. [2022-11-20 16:44:47,382 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 128 transitions. [2022-11-20 16:44:47,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:44:47,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:47,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:47,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:49,063 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 16:44:54,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:44:54,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 70 states and 134 transitions. [2022-11-20 16:44:54,038 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 134 transitions. [2022-11-20 16:44:54,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:44:54,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:44:54,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:44:54,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:44:56,210 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 16:45:03,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:03,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 74 states and 145 transitions. [2022-11-20 16:45:03,251 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 145 transitions. [2022-11-20 16:45:03,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:45:03,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:03,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:03,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:03,875 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 16:45:06,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:06,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 78 states and 153 transitions. [2022-11-20 16:45:06,256 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 153 transitions. [2022-11-20 16:45:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:45:06,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:06,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:07,426 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 16:45:12,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:12,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 83 states and 164 transitions. [2022-11-20 16:45:12,484 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 164 transitions. [2022-11-20 16:45:12,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:45:12,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:12,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:12,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:13,981 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:16,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:16,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 84 states and 167 transitions. [2022-11-20 16:45:16,771 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 167 transitions. [2022-11-20 16:45:16,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:45:16,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:16,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:18,564 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:24,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 86 states and 179 transitions. [2022-11-20 16:45:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 179 transitions. [2022-11-20 16:45:24,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:45:24,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:24,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:24,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:24,760 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:45:26,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:26,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 74 states and 135 transitions. [2022-11-20 16:45:26,544 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 135 transitions. [2022-11-20 16:45:26,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:45:26,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:26,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:26,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:45:32,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:32,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 52 states and 82 transitions. [2022-11-20 16:45:32,402 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 82 transitions. [2022-11-20 16:45:32,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:45:32,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:32,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:33,929 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:45:40,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:40,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2022-11-20 16:45:40,714 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2022-11-20 16:45:40,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:45:40,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:40,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:40,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:41,084 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 16:45:43,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:43,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 59 states and 94 transitions. [2022-11-20 16:45:43,841 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 94 transitions. [2022-11-20 16:45:43,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:45:43,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:43,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:44,308 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 16:45:48,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:45:48,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2022-11-20 16:45:48,481 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2022-11-20 16:45:48,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:45:48,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:45:48,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:45:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:45:52,158 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 16:46:02,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:02,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 58 states and 91 transitions. [2022-11-20 16:46:02,578 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 91 transitions. [2022-11-20 16:46:02,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:46:02,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:02,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:02,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:02,647 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:46:03,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:03,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2022-11-20 16:46:03,897 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2022-11-20 16:46:03,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:46:03,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:03,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:03,932 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:46:05,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:05,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2022-11-20 16:46:05,123 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2022-11-20 16:46:05,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:46:05,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:05,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:05,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:08,073 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 16:46:19,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:19,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 104 transitions. [2022-11-20 16:46:19,856 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 104 transitions. [2022-11-20 16:46:19,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:46:19,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:19,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:19,899 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:46:20,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:20,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 63 states and 102 transitions. [2022-11-20 16:46:20,618 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 102 transitions. [2022-11-20 16:46:20,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:46:20,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:20,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:20,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:20,819 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 16:46:23,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:23,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 65 states and 106 transitions. [2022-11-20 16:46:23,967 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 106 transitions. [2022-11-20 16:46:23,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:46:23,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:23,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:24,035 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:46:25,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 67 states and 111 transitions. [2022-11-20 16:46:25,567 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 111 transitions. [2022-11-20 16:46:25,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:46:25,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:25,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:25,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:46:27,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:27,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2022-11-20 16:46:27,155 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2022-11-20 16:46:27,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:46:27,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:27,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:27,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:28,359 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 16:46:47,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:47,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 79 states and 139 transitions. [2022-11-20 16:46:47,447 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 139 transitions. [2022-11-20 16:46:47,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:46:47,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:47,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:47,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:46:53,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:46:53,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 81 states and 143 transitions. [2022-11-20 16:46:53,032 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 143 transitions. [2022-11-20 16:46:53,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:46:53,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:46:53,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:46:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:46:57,358 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:47:21,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:21,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 90 states and 162 transitions. [2022-11-20 16:47:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 162 transitions. [2022-11-20 16:47:21,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:47:21,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:21,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:21,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:21,558 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 16:47:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:23,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 88 states and 158 transitions. [2022-11-20 16:47:23,304 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 158 transitions. [2022-11-20 16:47:23,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:47:23,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:23,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:23,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:26,192 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:47:33,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:33,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 87 states and 153 transitions. [2022-11-20 16:47:33,244 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 153 transitions. [2022-11-20 16:47:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:47:33,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:33,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:33,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:47:54,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:47:54,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 94 states and 168 transitions. [2022-11-20 16:47:54,688 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2022-11-20 16:47:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:47:54,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:47:54,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:47:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:47:56,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:48:03,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:03,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 97 states and 174 transitions. [2022-11-20 16:48:03,641 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 174 transitions. [2022-11-20 16:48:03,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:48:03,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:03,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:03,855 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:48:08,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:08,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 98 states and 177 transitions. [2022-11-20 16:48:08,880 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 177 transitions. [2022-11-20 16:48:08,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:48:08,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:08,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:48:39,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:39,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 106 states and 197 transitions. [2022-11-20 16:48:39,342 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 197 transitions. [2022-11-20 16:48:39,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:48:39,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:39,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:39,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:48:42,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:42,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 107 states and 198 transitions. [2022-11-20 16:48:42,149 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 198 transitions. [2022-11-20 16:48:42,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:48:42,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:42,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:42,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:44,117 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:48:55,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:48:55,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 111 states and 208 transitions. [2022-11-20 16:48:55,610 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 208 transitions. [2022-11-20 16:48:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:48:55,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:48:55,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:48:55,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:48:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:49:06,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:06,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 115 states and 215 transitions. [2022-11-20 16:49:06,523 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 215 transitions. [2022-11-20 16:49:06,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:49:06,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:06,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:06,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:06,574 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:49:18,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 119 states and 222 transitions. [2022-11-20 16:49:18,453 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 222 transitions. [2022-11-20 16:49:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:49:18,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:18,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:22,831 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:49:41,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:49:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 125 states and 236 transitions. [2022-11-20 16:49:41,504 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 236 transitions. [2022-11-20 16:49:41,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:49:41,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:49:41,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:49:41,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:49:46,057 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 16:50:18,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:50:18,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 133 states and 250 transitions. [2022-11-20 16:50:18,775 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 250 transitions. [2022-11-20 16:50:18,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:50:18,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:50:18,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:50:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:50:21,436 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 16:50:27,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:50:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 131 states and 242 transitions. [2022-11-20 16:50:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 242 transitions. [2022-11-20 16:50:27,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:50:27,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:50:27,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:50:27,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:50:27,208 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:50:30,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:50:30,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 123 states and 227 transitions. [2022-11-20 16:50:30,412 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 227 transitions. [2022-11-20 16:50:30,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:50:30,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:50:30,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:50:30,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:50:30,545 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:50:42,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:50:42,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 126 states and 237 transitions. [2022-11-20 16:50:42,496 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 237 transitions. [2022-11-20 16:50:42,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:50:42,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:50:42,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:50:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:50:42,783 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:50:45,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:50:45,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 126 states and 236 transitions. [2022-11-20 16:50:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 236 transitions. [2022-11-20 16:50:45,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:50:45,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:50:45,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:50:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:50:45,618 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:50:48,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:50:48,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 127 states and 240 transitions. [2022-11-20 16:50:48,472 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 240 transitions. [2022-11-20 16:50:48,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:50:48,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:50:48,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:50:48,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:50:48,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:50:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:50:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 127 states and 239 transitions. [2022-11-20 16:50:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 239 transitions. [2022-11-20 16:50:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:50:57,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:50:57,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:50:57,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:50:57,882 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:51:00,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:00,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 128 states and 244 transitions. [2022-11-20 16:51:00,366 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 244 transitions. [2022-11-20 16:51:00,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:00,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:00,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:00,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:00,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:51:03,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:03,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 129 states and 246 transitions. [2022-11-20 16:51:03,842 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 246 transitions. [2022-11-20 16:51:03,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:03,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:03,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:03,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:03,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:51:10,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:10,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 131 states and 252 transitions. [2022-11-20 16:51:10,049 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 252 transitions. [2022-11-20 16:51:10,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:10,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:10,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:10,149 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:51:13,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 132 states and 254 transitions. [2022-11-20 16:51:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 254 transitions. [2022-11-20 16:51:13,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:13,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:13,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:13,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:13,181 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:51:16,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:16,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 133 states and 255 transitions. [2022-11-20 16:51:16,441 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 255 transitions. [2022-11-20 16:51:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:16,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:16,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:16,510 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:51:19,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:19,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 134 states and 255 transitions. [2022-11-20 16:51:19,638 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 255 transitions. [2022-11-20 16:51:19,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:19,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:19,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:19,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:19,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:51:23,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:23,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 135 states and 256 transitions. [2022-11-20 16:51:23,004 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 256 transitions. [2022-11-20 16:51:23,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:23,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:23,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:23,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:23,113 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:51:26,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:26,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 136 states and 257 transitions. [2022-11-20 16:51:26,317 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 257 transitions. [2022-11-20 16:51:26,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:26,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:26,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:26,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:26,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:51:33,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:33,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 136 states and 255 transitions. [2022-11-20 16:51:33,244 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 255 transitions. [2022-11-20 16:51:33,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:33,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:33,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:51:48,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:48,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 138 states and 256 transitions. [2022-11-20 16:51:48,656 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 256 transitions. [2022-11-20 16:51:48,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:48,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:48,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:49,036 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:51:52,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:51:52,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 138 states and 255 transitions. [2022-11-20 16:51:52,159 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 255 transitions. [2022-11-20 16:51:52,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:51:52,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:51:52,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:51:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:51:53,814 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:52:15,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:15,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 145 states and 276 transitions. [2022-11-20 16:52:15,209 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 276 transitions. [2022-11-20 16:52:15,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:52:15,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:15,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:15,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:15,428 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:52:21,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:21,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 146 states and 279 transitions. [2022-11-20 16:52:21,170 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 279 transitions. [2022-11-20 16:52:21,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:52:21,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:21,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:21,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:27,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:52:58,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:52:58,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 154 states and 303 transitions. [2022-11-20 16:52:58,494 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 303 transitions. [2022-11-20 16:52:58,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:52:58,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:52:58,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:52:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:52:59,916 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 16:53:13,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:13,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 158 states and 307 transitions. [2022-11-20 16:53:13,940 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 307 transitions. [2022-11-20 16:53:13,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:53:13,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:13,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:19,429 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:53:56,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:53:56,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 166 states and 324 transitions. [2022-11-20 16:53:56,663 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 324 transitions. [2022-11-20 16:53:56,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:53:56,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:53:56,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:53:56,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:53:56,854 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:54:04,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:04,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 168 states and 329 transitions. [2022-11-20 16:54:04,652 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 329 transitions. [2022-11-20 16:54:04,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:54:04,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:04,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:04,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:54:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:13,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 170 states and 334 transitions. [2022-11-20 16:54:13,762 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 334 transitions. [2022-11-20 16:54:13,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:54:13,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:13,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:13,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:13,837 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 16:54:17,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:17,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 160 states and 302 transitions. [2022-11-20 16:54:17,801 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 302 transitions. [2022-11-20 16:54:17,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:54:17,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:17,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:17,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:17,904 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 16:54:45,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:54:45,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 168 states and 321 transitions. [2022-11-20 16:54:45,361 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 321 transitions. [2022-11-20 16:54:45,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:54:45,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:54:45,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:54:45,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:54:45,447 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 16:55:10,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:10,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 175 states and 334 transitions. [2022-11-20 16:55:10,928 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 334 transitions. [2022-11-20 16:55:10,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:55:10,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:10,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:10,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 16:55:18,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:55:18,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 177 states and 339 transitions. [2022-11-20 16:55:18,448 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 339 transitions. [2022-11-20 16:55:18,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:55:18,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:55:18,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:55:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:55:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:56:35,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:56:35,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 189 states and 365 transitions. [2022-11-20 16:56:35,770 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 365 transitions. [2022-11-20 16:56:35,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:56:35,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:56:35,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:56:35,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:56:35,813 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:56:39,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:56:39,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 189 states and 364 transitions. [2022-11-20 16:56:39,963 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 364 transitions. [2022-11-20 16:56:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:56:39,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:56:39,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:56:39,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:56:40,017 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 16:56:44,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:56:44,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 189 states and 363 transitions. [2022-11-20 16:56:44,182 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 363 transitions. [2022-11-20 16:56:44,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:56:44,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:56:44,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:56:44,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:00,064 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.