./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/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_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5a6204b8fe11d129da43c7784d578168196f39a9dd912e242b1920607a0dfe2c --- 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 17:26:52,525 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:26:52,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:26:52,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:26:52,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:26:52,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:26:52,564 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:26:52,567 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:26:52,569 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:26:52,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:26:52,578 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:26:52,580 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:26:52,580 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:26:52,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:26:52,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:26:52,591 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:26:52,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:26:52,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:26:52,595 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:26:52,602 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:26:52,603 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:26:52,606 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:26:52,607 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:26:52,608 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:26:52,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:26:52,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:26:52,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:26:52,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:26:52,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:26:52,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:26:52,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:26:52,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:26:52,626 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:26:52,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:26:52,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:26:52,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:26:52,634 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:26:52,634 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:26:52,634 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:26:52,636 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:26:52,636 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:26:52,637 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:26:52,681 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:26:52,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:26:52,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:26:52,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:26:52,684 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:26:52,684 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:26:52,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:26:52,684 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:26:52,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:26:52,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:26:52,686 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:26:52,686 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:26:52,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:26:52,686 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:26:52,687 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:26:52,687 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:26:52,687 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:26:52,687 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:26:52,687 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:26:52,688 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:26:52,688 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:26:52,688 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:26:52,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:26:52,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:26:52,689 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:26:52,689 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:26:52,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:26:52,689 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:26:52,690 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_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5a6204b8fe11d129da43c7784d578168196f39a9dd912e242b1920607a0dfe2c [2022-11-20 17:26:53,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:26:53,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:26:53,036 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:26:53,037 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:26:53,038 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:26:53,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2022-11-20 17:26:56,058 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:26:56,424 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:26:56,426 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2022-11-20 17:26:56,440 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/data/407dce359/44c10c8070cd4c6894dcd1bb4d6b2839/FLAG69efc13f1 [2022-11-20 17:26:56,465 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/data/407dce359/44c10c8070cd4c6894dcd1bb4d6b2839 [2022-11-20 17:26:56,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:26:56,471 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:26:56,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:26:56,476 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:26:56,482 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:26:56,483 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,485 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4043a585 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56, skipping insertion in model container [2022-11-20 17:26:56,485 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:26:56,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:26:56,774 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4938,4951] [2022-11-20 17:26:56,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:56,820 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:26:56,863 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4938,4951] [2022-11-20 17:26:56,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:56,901 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:26:56,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56 WrapperNode [2022-11-20 17:26:56,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:26:56,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:26:56,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:26:56,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:26:56,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,961 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 338 [2022-11-20 17:26:56,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:26:56,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:26:56,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:26:56,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:26:56,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,994 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:56,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:57,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:26:57,001 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:26:57,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:26:57,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:26:57,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:56" (1/1) ... [2022-11-20 17:26:57,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:26:57,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:26:57,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:26:57,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_072bf3a0-f4f7-49a0-a2d0-c830d29f8af5/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:26:57,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:26:57,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:26:57,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:26:57,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:26:57,391 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:26:57,409 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:26:58,099 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:26:58,316 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:26:58,317 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:26:58,327 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:58 BoogieIcfgContainer [2022-11-20 17:26:58,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:26:58,336 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:26:58,336 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:26:58,348 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:26:58,349 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:58" (1/1) ... [2022-11-20 17:26:58,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:26:58,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:58,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2022-11-20 17:26:58,440 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2022-11-20 17:26:58,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:26:58,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:58,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:58,903 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 17:26:59,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:59,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 100 transitions. [2022-11-20 17:26:59,018 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 100 transitions. [2022-11-20 17:26:59,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:26:59,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:59,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:59,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:59,164 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 17:26:59,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:59,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 69 states and 111 transitions. [2022-11-20 17:26:59,352 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 111 transitions. [2022-11-20 17:26:59,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:26:59,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:59,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:59,545 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 17:26:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:59,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2022-11-20 17:26:59,605 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2022-11-20 17:26:59,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:26:59,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:59,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:59,783 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 17:27:00,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:00,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 82 states and 131 transitions. [2022-11-20 17:27:00,160 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 131 transitions. [2022-11-20 17:27:00,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:27:00,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:00,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:00,215 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 17:27:00,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:00,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2022-11-20 17:27:00,244 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2022-11-20 17:27:00,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-11-20 17:27:00,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:00,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:00,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:00,298 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 17:27:00,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:00,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2022-11-20 17:27:00,326 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2022-11-20 17:27:00,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:27:00,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:00,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:00,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:00,399 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 17:27:00,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:00,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 101 states and 160 transitions. [2022-11-20 17:27:00,950 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 160 transitions. [2022-11-20 17:27:00,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:27:00,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:00,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:00,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:01,008 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 17:27:01,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:01,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 102 states and 160 transitions. [2022-11-20 17:27:01,045 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 160 transitions. [2022-11-20 17:27:01,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:27:01,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:01,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:01,113 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 17:27:01,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:01,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 103 states and 160 transitions. [2022-11-20 17:27:01,164 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 160 transitions. [2022-11-20 17:27:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:27:01,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:01,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:01,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:01,260 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 17:27:01,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:01,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 104 states and 160 transitions. [2022-11-20 17:27:01,298 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 160 transitions. [2022-11-20 17:27:01,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:01,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:01,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:01,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:01,621 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 17:27:04,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:04,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 126 states and 199 transitions. [2022-11-20 17:27:04,318 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2022-11-20 17:27:04,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:04,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:04,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:04,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:04,493 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 17:27:04,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:04,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 127 states and 199 transitions. [2022-11-20 17:27:04,550 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 199 transitions. [2022-11-20 17:27:04,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:04,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:04,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:04,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:04,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 128 states and 199 transitions. [2022-11-20 17:27:04,753 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 199 transitions. [2022-11-20 17:27:04,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:04,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:04,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:04,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:04,855 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 17:27:04,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 129 states and 199 transitions. [2022-11-20 17:27:04,903 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2022-11-20 17:27:04,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:04,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:04,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:04,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:04,988 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 17:27:05,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:05,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 130 states and 199 transitions. [2022-11-20 17:27:05,033 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2022-11-20 17:27:05,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:05,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:05,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:05,677 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 17:27:10,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:10,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 154 states and 240 transitions. [2022-11-20 17:27:10,691 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 240 transitions. [2022-11-20 17:27:10,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:10,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:10,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:10,856 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 17:27:16,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:16,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 177 states and 279 transitions. [2022-11-20 17:27:16,954 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 279 transitions. [2022-11-20 17:27:16,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:16,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:16,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:17,049 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 17:27:17,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:17,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 178 states and 282 transitions. [2022-11-20 17:27:17,441 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 282 transitions. [2022-11-20 17:27:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:17,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:17,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:17,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:17,576 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 17:27:17,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:17,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 179 states and 282 transitions. [2022-11-20 17:27:17,835 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 282 transitions. [2022-11-20 17:27:17,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:17,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:17,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:17,895 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 17:27:18,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:18,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 180 states and 285 transitions. [2022-11-20 17:27:18,358 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2022-11-20 17:27:18,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:18,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:18,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:18,506 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 17:27:18,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:18,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 181 states and 285 transitions. [2022-11-20 17:27:18,822 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 285 transitions. [2022-11-20 17:27:18,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:18,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:18,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:18,969 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 17:27:19,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:19,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 182 states and 285 transitions. [2022-11-20 17:27:19,073 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 285 transitions. [2022-11-20 17:27:19,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:19,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:19,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:19,126 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 17:27:19,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:19,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 183 states and 285 transitions. [2022-11-20 17:27:19,162 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 285 transitions. [2022-11-20 17:27:19,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:19,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:19,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:19,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:19,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:19,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 184 states and 285 transitions. [2022-11-20 17:27:19,376 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 285 transitions. [2022-11-20 17:27:19,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-20 17:27:19,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:19,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:19,432 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 17:27:19,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:19,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 185 states and 285 transitions. [2022-11-20 17:27:19,502 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 285 transitions. [2022-11-20 17:27:19,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:27:19,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:19,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:20,049 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 17:27:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:28,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 198 states and 306 transitions. [2022-11-20 17:27:28,743 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 306 transitions. [2022-11-20 17:27:28,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:27:28,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:28,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:28,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:29,220 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 17:27:40,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:40,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 216 states and 336 transitions. [2022-11-20 17:27:40,329 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 336 transitions. [2022-11-20 17:27:40,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:27:40,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:40,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:40,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:40,826 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 17:27:55,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:55,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 224 states and 348 transitions. [2022-11-20 17:27:55,338 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 348 transitions. [2022-11-20 17:27:55,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:27:55,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:55,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:55,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:55,411 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 17:27:56,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:56,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 225 states and 351 transitions. [2022-11-20 17:27:56,492 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 351 transitions. [2022-11-20 17:27:56,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:27:56,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:56,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:56,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:56,610 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 17:27:57,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:57,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 226 states and 351 transitions. [2022-11-20 17:27:57,140 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 351 transitions. [2022-11-20 17:27:57,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:27:57,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:57,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:57,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:58,264 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 17:28:00,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:00,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 230 states and 365 transitions. [2022-11-20 17:28:00,413 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 365 transitions. [2022-11-20 17:28:00,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:28:00,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:00,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:30:26,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:26,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 267 states and 464 transitions. [2022-11-20 17:30:26,430 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 464 transitions. [2022-11-20 17:30:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-11-20 17:30:26,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:26,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:26,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:27,542 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:30:56,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:56,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 270 states and 470 transitions. [2022-11-20 17:30:56,857 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 470 transitions. [2022-11-20 17:30:56,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:30:56,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:56,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:57,462 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:31:50,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:50,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 289 states and 509 transitions. [2022-11-20 17:31:50,390 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 509 transitions. [2022-11-20 17:31:50,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:31:50,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:50,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:31:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:32:33,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:32:33,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 303 states and 537 transitions. [2022-11-20 17:32:33,411 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 537 transitions. [2022-11-20 17:32:33,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:32:33,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:32:33,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:32:34,058 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:33:02,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:02,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 312 states and 553 transitions. [2022-11-20 17:33:02,416 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 553 transitions. [2022-11-20 17:33:02,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:33:02,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:02,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:03,133 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-20 17:33:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:33:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 316 states and 560 transitions. [2022-11-20 17:33:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 560 transitions. [2022-11-20 17:33:15,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:33:15,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:33:15,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:33:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:33:50,951 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:37:59,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:37:59,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 351 states and 664 transitions. [2022-11-20 17:37:59,441 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 664 transitions. [2022-11-20 17:37:59,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-20 17:37:59,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:37:59,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:37:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:00,266 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:38:21,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:38:21,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 364 states and 698 transitions. [2022-11-20 17:38:21,775 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 698 transitions. [2022-11-20 17:38:21,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:38:21,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:38:21,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:38:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:38:22,651 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:39:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 387 states and 753 transitions. [2022-11-20 17:39:34,543 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 753 transitions. [2022-11-20 17:39:34,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:39:34,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:34,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:36,582 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-20 17:39:41,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:41,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 388 states and 754 transitions. [2022-11-20 17:39:41,289 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 754 transitions. [2022-11-20 17:39:41,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:39:41,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:41,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:41,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:58,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:58,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 406 states and 792 transitions. [2022-11-20 17:40:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 792 transitions. [2022-11-20 17:40:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-11-20 17:40:58,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:58,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:59,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:59,939 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.