./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_Sequence-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/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_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_Sequence-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash d628f3524885345eb9e2318f2d0dbb026e233c3bcc51319b2ad8fc1a71d35580 --- 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 16:27:57,786 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:27:57,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:27:57,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:27:57,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:27:57,834 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:27:57,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:27:57,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:27:57,840 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:27:57,841 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:27:57,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:27:57,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:27:57,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:27:57,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:27:57,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:27:57,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:27:57,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:27:57,856 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:27:57,858 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:27:57,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:27:57,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:27:57,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:27:57,873 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:27:57,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:27:57,886 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:27:57,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:27:57,887 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:27:57,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:27:57,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:27:57,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:27:57,891 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:27:57,892 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:27:57,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:27:57,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:27:57,897 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:27:57,897 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:27:57,898 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:27:57,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:27:57,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:27:57,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:27:57,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:27:57,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 16:27:57,942 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:27:57,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:27:57,944 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:27:57,944 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:27:57,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:27:57,945 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:27:57,945 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:27:57,945 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:27:57,945 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 16:27:57,945 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 16:27:57,946 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 16:27:57,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:27:57,947 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:27:57,947 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:27:57,947 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:27:57,947 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:27:57,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:27:57,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:27:57,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:27:57,948 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:27:57,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:27:57,948 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_a2619356-7e70-4217-a777-0ada940a3564/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d628f3524885345eb9e2318f2d0dbb026e233c3bcc51319b2ad8fc1a71d35580 [2022-11-20 16:27:58,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:27:58,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:27:58,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:27:58,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:27:58,289 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:27:58,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-memory-alloca/java_Sequence-alloca.i [2022-11-20 16:28:01,272 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:28:01,571 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:28:01,572 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/sv-benchmarks/c/termination-memory-alloca/java_Sequence-alloca.i [2022-11-20 16:28:01,583 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/data/51b76a70f/9f0a85f8dfe24515aa985fb8c111375a/FLAGf39b7836e [2022-11-20 16:28:01,597 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/data/51b76a70f/9f0a85f8dfe24515aa985fb8c111375a [2022-11-20 16:28:01,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:28:01,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:28:01,603 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:01,603 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:28:01,606 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:28:01,607 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:01" (1/1) ... [2022-11-20 16:28:01,608 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41b2d155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:01, skipping insertion in model container [2022-11-20 16:28:01,609 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:28:01" (1/1) ... [2022-11-20 16:28:01,615 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:28:01,654 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:28:01,897 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:28:01,911 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:28:01,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:28:02,003 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:28:02,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02 WrapperNode [2022-11-20 16:28:02,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:28:02,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:28:02,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:28:02,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:28:02,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,034 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,058 INFO L138 Inliner]: procedures = 109, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 58 [2022-11-20 16:28:02,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:28:02,060 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:28:02,060 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:28:02,060 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:28:02,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,084 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,085 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:28:02,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:28:02,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:28:02,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:28:02,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:28:02,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:28:02,128 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:28:02,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2619356-7e70-4217-a777-0ada940a3564/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:28:02,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:28:02,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:28:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:28:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:28:02,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:28:02,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:28:02,282 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:28:02,284 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:28:02,525 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:28:02,557 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:28:02,558 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 16:28:02,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:28:02 BoogieIcfgContainer [2022-11-20 16:28:02,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:28:02,561 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:28:02,562 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:28:02,575 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:28:02,585 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:28:02" (1/1) ... [2022-11-20 16:28:02,599 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:28:02,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:02,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2022-11-20 16:28:02,657 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2022-11-20 16:28:02,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 16:28:02,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:02,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:03,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:28:03,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:03,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2022-11-20 16:28:03,115 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2022-11-20 16:28:03,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 16:28:03,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:03,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:03,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:03,254 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 16:28:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:03,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2022-11-20 16:28:03,443 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2022-11-20 16:28:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:28:03,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:03,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:03,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:03,670 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 16:28:03,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:03,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2022-11-20 16:28:03,832 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2022-11-20 16:28:03,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 16:28:03,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:03,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:03,937 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 16:28:04,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2022-11-20 16:28:04,249 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2022-11-20 16:28:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:28:04,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:04,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:04,270 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 16:28:04,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:04,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2022-11-20 16:28:04,286 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2022-11-20 16:28:04,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:28:04,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:04,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:04,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:04,417 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 16:28:04,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:04,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2022-11-20 16:28:04,608 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2022-11-20 16:28:04,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:28:04,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:04,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:04,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:04,708 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 16:28:04,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:04,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2022-11-20 16:28:04,932 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2022-11-20 16:28:04,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:28:04,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:04,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:04,952 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 16:28:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:05,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2022-11-20 16:28:05,413 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2022-11-20 16:28:05,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:28:05,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:05,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:05,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:05,447 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 16:28:05,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:05,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 52 states and 62 transitions. [2022-11-20 16:28:05,965 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 62 transitions. [2022-11-20 16:28:05,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:28:05,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:05,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:05,985 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 16:28:06,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:06,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 51 states and 61 transitions. [2022-11-20 16:28:06,003 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2022-11-20 16:28:06,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:28:06,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:06,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:06,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:06,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:28:06,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:06,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2022-11-20 16:28:06,061 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-11-20 16:28:06,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:28:06,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:06,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:06,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:06,084 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 16:28:06,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:06,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 53 states and 64 transitions. [2022-11-20 16:28:06,300 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 64 transitions. [2022-11-20 16:28:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 16:28:06,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:06,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:06,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:06,361 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 16:28:06,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:06,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 57 states and 69 transitions. [2022-11-20 16:28:06,829 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2022-11-20 16:28:06,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:28:06,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:06,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:06,849 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 16:28:06,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:06,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 68 transitions. [2022-11-20 16:28:06,874 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2022-11-20 16:28:06,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:28:06,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:06,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:06,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:06,912 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 16:28:06,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:06,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 57 states and 68 transitions. [2022-11-20 16:28:06,943 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 68 transitions. [2022-11-20 16:28:06,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:28:06,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:06,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:06,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:07,123 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 16:28:08,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:08,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 66 states and 86 transitions. [2022-11-20 16:28:08,996 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 86 transitions. [2022-11-20 16:28:08,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:28:08,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:08,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:09,137 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 16:28:11,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:11,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 75 states and 104 transitions. [2022-11-20 16:28:11,688 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2022-11-20 16:28:11,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:28:11,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:11,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:11,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:11,722 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 16:28:12,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:12,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 76 states and 106 transitions. [2022-11-20 16:28:12,741 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 106 transitions. [2022-11-20 16:28:12,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:28:12,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:12,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:12,765 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 16:28:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:12,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 76 states and 105 transitions. [2022-11-20 16:28:12,948 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2022-11-20 16:28:12,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:28:12,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:12,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:12,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:12,994 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 16:28:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 77 states and 107 transitions. [2022-11-20 16:28:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2022-11-20 16:28:13,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:28:13,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:13,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:13,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:13,694 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 16:28:13,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 76 states and 105 transitions. [2022-11-20 16:28:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2022-11-20 16:28:13,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:28:13,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:13,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:13,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:13,924 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 16:28:14,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:14,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2022-11-20 16:28:14,415 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2022-11-20 16:28:14,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:28:14,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:14,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:14,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:14,439 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 16:28:14,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:14,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 77 states and 107 transitions. [2022-11-20 16:28:14,784 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 107 transitions. [2022-11-20 16:28:14,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:28:14,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:14,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:14,841 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 16:28:15,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:15,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 34 states and 37 transitions. [2022-11-20 16:28:15,234 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2022-11-20 16:28:15,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:28:15,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:15,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:15,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:15,541 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 16:28:16,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:16,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 36 states and 41 transitions. [2022-11-20 16:28:16,191 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2022-11-20 16:28:16,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:28:16,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:16,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:16,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:16,238 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 16:28:17,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:17,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 39 states and 47 transitions. [2022-11-20 16:28:17,320 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2022-11-20 16:28:17,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:28:17,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:17,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:17,366 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 16:28:18,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:18,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 42 states and 52 transitions. [2022-11-20 16:28:18,547 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 52 transitions. [2022-11-20 16:28:18,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:28:18,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:18,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:18,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:18,610 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 16:28:18,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:18,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 41 states and 51 transitions. [2022-11-20 16:28:18,640 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 51 transitions. [2022-11-20 16:28:18,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:28:18,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:18,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:18,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:18,713 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 16:28:18,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:18,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2022-11-20 16:28:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-11-20 16:28:18,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:28:18,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:18,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:18,769 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 16:28:19,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:19,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 54 transitions. [2022-11-20 16:28:19,489 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2022-11-20 16:28:19,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:28:19,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:19,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:19,541 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 16:28:20,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:20,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 47 states and 59 transitions. [2022-11-20 16:28:20,473 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 59 transitions. [2022-11-20 16:28:20,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:28:20,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:20,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:20,498 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 16:28:20,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:20,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2022-11-20 16:28:20,520 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-11-20 16:28:20,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:28:20,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:20,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:20,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:20,565 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 16:28:20,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:20,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 58 transitions. [2022-11-20 16:28:20,592 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-11-20 16:28:20,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:28:20,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:20,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:20,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:20,620 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 16:28:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2022-11-20 16:28:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-11-20 16:28:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:28:21,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:21,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:21,060 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 16:28:21,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:21,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 48 states and 59 transitions. [2022-11-20 16:28:21,827 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 59 transitions. [2022-11-20 16:28:21,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:28:21,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:21,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:21,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:21,871 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 16:28:22,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:22,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 47 states and 57 transitions. [2022-11-20 16:28:22,114 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2022-11-20 16:28:22,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:28:22,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:22,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:22,159 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 16:28:23,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:23,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 49 states and 59 transitions. [2022-11-20 16:28:23,084 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-11-20 16:28:23,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:28:23,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:23,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:24,158 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 16:28:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:29,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 57 states and 71 transitions. [2022-11-20 16:28:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 71 transitions. [2022-11-20 16:28:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 16:28:29,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:29,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:29,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:31,980 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:28:41,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:41,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2022-11-20 16:28:41,164 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2022-11-20 16:28:41,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:28:41,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:41,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:41,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:43,305 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:28:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:54,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 77 states and 108 transitions. [2022-11-20 16:28:54,393 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 108 transitions. [2022-11-20 16:28:54,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:28:54,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:54,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:28:54,844 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:28:56,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:28:56,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 79 states and 109 transitions. [2022-11-20 16:28:56,907 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 109 transitions. [2022-11-20 16:28:56,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:28:56,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:28:56,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:28:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:01,497 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:29:14,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:14,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 129 transitions. [2022-11-20 16:29:14,126 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 129 transitions. [2022-11-20 16:29:14,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 16:29:14,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:14,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:29:36,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:36,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 101 states and 154 transitions. [2022-11-20 16:29:36,663 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2022-11-20 16:29:36,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:29:36,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:36,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:39,950 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:29:51,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:51,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 108 states and 175 transitions. [2022-11-20 16:29:51,481 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 175 transitions. [2022-11-20 16:29:51,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:29:51,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:51,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:54,994 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:30:00,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:00,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2022-11-20 16:30:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2022-11-20 16:30:00,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:30:00,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:00,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:00,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:01,329 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:30:05,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:05,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 113 states and 183 transitions. [2022-11-20 16:30:05,322 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 183 transitions. [2022-11-20 16:30:05,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:30:05,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:05,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:05,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:06,281 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:30:10,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 117 states and 190 transitions. [2022-11-20 16:30:10,606 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 190 transitions. [2022-11-20 16:30:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:30:10,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:10,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:11,600 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:30:16,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:16,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 122 states and 199 transitions. [2022-11-20 16:30:16,144 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 199 transitions. [2022-11-20 16:30:16,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:30:16,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:16,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:16,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:20,914 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:30:30,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 126 states and 206 transitions. [2022-11-20 16:30:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 206 transitions. [2022-11-20 16:30:30,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 16:30:30,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:30,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:31,526 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:30:34,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:30:34,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 128 states and 207 transitions. [2022-11-20 16:30:34,054 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 207 transitions. [2022-11-20 16:30:34,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 16:30:34,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:30:34,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:30:34,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:38,044 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:31:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 142 states and 239 transitions. [2022-11-20 16:31:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 239 transitions. [2022-11-20 16:31:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 16:31:03,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:03,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:03,976 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:31:07,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:07,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 144 states and 240 transitions. [2022-11-20 16:31:07,536 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 240 transitions. [2022-11-20 16:31:07,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 16:31:07,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:07,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:09,762 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-20 16:31:50,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:50,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 173 states and 304 transitions. [2022-11-20 16:31:50,667 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 304 transitions. [2022-11-20 16:31:50,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 16:31:50,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:50,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:51,677 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:31:57,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:57,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 176 states and 305 transitions. [2022-11-20 16:31:57,020 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 305 transitions. [2022-11-20 16:31:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:31:57,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:57,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:57,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:02,257 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:20,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 183 states and 328 transitions. [2022-11-20 16:32:20,745 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 328 transitions. [2022-11-20 16:32:20,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:32:20,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:20,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:24,409 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:52,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 196 states and 357 transitions. [2022-11-20 16:32:52,147 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 357 transitions. [2022-11-20 16:32:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:32:52,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:52,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:53,243 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:32:55,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:32:55,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 197 states and 358 transitions. [2022-11-20 16:32:55,682 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 358 transitions. [2022-11-20 16:32:55,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:32:55,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:32:55,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:32:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:32:56,141 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:33:02,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:02,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 199 states and 353 transitions. [2022-11-20 16:33:02,039 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 353 transitions. [2022-11-20 16:33:02,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 16:33:02,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:02,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:02,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:33:05,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 200 states and 354 transitions. [2022-11-20 16:33:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 354 transitions. [2022-11-20 16:33:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 16:33:05,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:05,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-11-20 16:33:07,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 201 states and 355 transitions. [2022-11-20 16:33:07,549 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 355 transitions. [2022-11-20 16:33:07,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 16:33:07,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:07,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:07,584 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2022-11-20 16:33:09,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:09,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 201 states and 354 transitions. [2022-11-20 16:33:09,244 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 354 transitions. [2022-11-20 16:33:09,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:33:09,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:09,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:11,826 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:33:38,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 213 states and 377 transitions. [2022-11-20 16:33:38,233 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 377 transitions. [2022-11-20 16:33:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:33:38,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:38,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:33:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:34:12,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:34:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 222 states and 407 transitions. [2022-11-20 16:34:12,479 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 407 transitions. [2022-11-20 16:34:12,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:34:12,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:34:12,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:34:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:34:36,856 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:35:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 224 states and 413 transitions. [2022-11-20 16:35:05,013 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 413 transitions. [2022-11-20 16:35:05,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:35:05,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:05,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:07,083 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:35:12,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:12,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 226 states and 417 transitions. [2022-11-20 16:35:12,796 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 417 transitions. [2022-11-20 16:35:12,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:35:12,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:12,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:14,399 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:35:17,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:17,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2022-11-20 16:35:17,281 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2022-11-20 16:35:17,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:35:17,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:17,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:18,879 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:35:21,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:21,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 228 states and 419 transitions. [2022-11-20 16:35:21,392 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 419 transitions. [2022-11-20 16:35:21,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:35:21,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:21,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:21,944 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:35:27,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:27,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 231 states and 427 transitions. [2022-11-20 16:35:27,698 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 427 transitions. [2022-11-20 16:35:27,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:35:27,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:27,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:27,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:28,416 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 102 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:35:42,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:42,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 236 states and 427 transitions. [2022-11-20 16:35:42,907 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 427 transitions. [2022-11-20 16:35:42,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-20 16:35:42,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:42,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:35:49,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:35:49,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 238 states and 428 transitions. [2022-11-20 16:35:49,361 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 428 transitions. [2022-11-20 16:35:49,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:35:49,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:35:49,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:35:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:35:49,537 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2022-11-20 16:36:21,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:36:21,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 258 states and 457 transitions. [2022-11-20 16:36:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 457 transitions. [2022-11-20 16:36:21,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:36:21,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:36:21,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:36:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:36:29,193 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:37:00,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:00,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 267 states and 491 transitions. [2022-11-20 16:37:00,168 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 491 transitions. [2022-11-20 16:37:00,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:37:00,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:00,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:02,781 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:37:09,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:09,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 270 states and 490 transitions. [2022-11-20 16:37:09,234 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 490 transitions. [2022-11-20 16:37:09,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:37:09,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:09,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:11,094 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:37:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 272 states and 493 transitions. [2022-11-20 16:37:17,359 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 493 transitions. [2022-11-20 16:37:17,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:37:17,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:17,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:19,110 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:37:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 273 states and 493 transitions. [2022-11-20 16:37:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 493 transitions. [2022-11-20 16:37:22,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:37:22,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:22,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:22,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:23,659 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:37:36,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:36,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 276 states and 499 transitions. [2022-11-20 16:37:36,453 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 499 transitions. [2022-11-20 16:37:36,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:37:36,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:36,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:38,374 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:37:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:37:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 278 states and 500 transitions. [2022-11-20 16:37:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 500 transitions. [2022-11-20 16:37:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-20 16:37:44,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:37:44,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:37:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:37:45,203 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:38:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 285 states and 511 transitions. [2022-11-20 16:38:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 511 transitions. [2022-11-20 16:38:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:38:01,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:01,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:01,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:10,097 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:38:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:41,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 292 states and 539 transitions. [2022-11-20 16:38:41,219 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 539 transitions. [2022-11-20 16:38:41,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:38:41,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:41,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:44,828 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:39:03,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:03,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 297 states and 543 transitions. [2022-11-20 16:39:03,021 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 543 transitions. [2022-11-20 16:39:03,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:39:03,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:03,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:03,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:05,148 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:39:17,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 301 states and 548 transitions. [2022-11-20 16:39:17,907 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 548 transitions. [2022-11-20 16:39:17,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:39:17,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:17,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:17,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:20,534 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:39:24,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:24,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 302 states and 550 transitions. [2022-11-20 16:39:24,170 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 550 transitions. [2022-11-20 16:39:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:39:24,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:24,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:24,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:26,335 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:39:40,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:40,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 305 states and 554 transitions. [2022-11-20 16:39:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 554 transitions. [2022-11-20 16:39:40,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:39:40,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:40,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:42,492 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:39:46,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 306 states and 556 transitions. [2022-11-20 16:39:46,202 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 556 transitions. [2022-11-20 16:39:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:39:46,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:46,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:46,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:47,920 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 184 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 16:39:50,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:50,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 307 states and 571 transitions. [2022-11-20 16:39:50,997 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 571 transitions. [2022-11-20 16:39:50,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-20 16:39:50,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:50,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:51,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 234 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:39:55,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:55,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 308 states and 571 transitions. [2022-11-20 16:39:55,854 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 571 transitions. [2022-11-20 16:39:55,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:39:55,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:55,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:55,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:05,658 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:40:39,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:39,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 315 states and 606 transitions. [2022-11-20 16:40:39,723 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 606 transitions. [2022-11-20 16:40:39,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:40:39,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:39,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:39,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:42,187 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:40:45,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:45,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 316 states and 608 transitions. [2022-11-20 16:40:45,941 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 608 transitions. [2022-11-20 16:40:45,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:40:45,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:45,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:49,472 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 290 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 16:41:13,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:13,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 322 states and 625 transitions. [2022-11-20 16:41:13,329 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 625 transitions. [2022-11-20 16:41:13,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 16:41:13,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:13,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:13,564 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked.