./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH --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 1f7b08d697525a6b6e4b6c32e081a52208b7f6ea0ef3da259b2ed32d3a516e9b --- 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-e04fb08 [2022-11-16 08:56:45,987 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:56:45,989 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:56:46,010 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:56:46,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:56:46,019 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:56:46,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:56:46,025 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:56:46,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:56:46,034 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:56:46,035 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:56:46,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:56:46,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:56:46,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:56:46,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:56:46,039 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:56:46,040 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:56:46,041 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:56:46,043 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:56:46,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:56:46,046 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:56:46,054 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:56:46,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:56:46,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:56:46,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:56:46,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:56:46,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:56:46,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:56:46,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:56:46,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:56:46,077 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:56:46,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:56:46,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:56:46,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:56:46,083 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:56:46,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:56:46,084 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:56:46,084 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:56:46,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:56:46,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:56:46,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:56:46,087 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 08:56:46,117 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:56:46,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:56:46,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:56:46,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:56:46,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:56:46,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:56:46,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:56:46,120 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:56:46,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:56:46,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:56:46,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:56:46,121 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:56:46,121 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:56:46,121 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:56:46,121 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:56:46,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:56:46,122 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:56:46,122 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:56:46,122 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:56:46,122 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:56:46,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:56:46,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:56:46,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:56:46,123 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:56:46,123 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:56:46,123 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:56:46,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:56:46,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:56:46,124 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_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f7b08d697525a6b6e4b6c32e081a52208b7f6ea0ef3da259b2ed32d3a516e9b [2022-11-16 08:56:46,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:56:46,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:56:46,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:56:46,500 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:56:46,501 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:56:46,503 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-16 08:56:46,587 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/data/b3f62f7a4/e040e78eeeb947f0b449dc539cb7e15a/FLAGeef22964a [2022-11-16 08:56:47,178 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:56:47,180 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c [2022-11-16 08:56:47,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/data/b3f62f7a4/e040e78eeeb947f0b449dc539cb7e15a/FLAGeef22964a [2022-11-16 08:56:47,487 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/data/b3f62f7a4/e040e78eeeb947f0b449dc539cb7e15a [2022-11-16 08:56:47,490 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:56:47,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:56:47,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:56:47,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:56:47,497 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:56:47,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:47,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3895681f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47, skipping insertion in model container [2022-11-16 08:56:47,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:47,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:56:47,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:56:47,832 WARN L229 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_233c2852-b7a7-4911-bde6-96d9708053da/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c[14467,14480] [2022-11-16 08:56:47,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:56:47,845 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:56:47,905 WARN L229 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_233c2852-b7a7-4911-bde6-96d9708053da/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.3_overflow.ufo.UNBOUNDED.pals.c[14467,14480] [2022-11-16 08:56:47,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:56:47,938 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:56:47,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47 WrapperNode [2022-11-16 08:56:47,939 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:56:47,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:56:47,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:56:47,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:56:47,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:47,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,011 INFO L138 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 449 [2022-11-16 08:56:48,011 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:56:48,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:56:48,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:56:48,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:56:48,022 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,023 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,034 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,041 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,044 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,046 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,050 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:56:48,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:56:48,052 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:56:48,052 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:56:48,053 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:56:47" (1/1) ... [2022-11-16 08:56:48,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:56:48,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:56:48,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:56:48,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_233c2852-b7a7-4911-bde6-96d9708053da/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:56:48,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:56:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:56:48,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:56:48,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:56:48,305 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:56:48,307 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:56:49,022 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:56:49,856 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:56:49,857 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:56:49,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:56:49 BoogieIcfgContainer [2022-11-16 08:56:49,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:56:49,862 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:56:49,862 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:56:49,873 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:56:49,873 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:56:49" (1/1) ... [2022-11-16 08:56:49,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:56:49,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:49,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2022-11-16 08:56:49,973 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2022-11-16 08:56:49,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 08:56:49,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:49,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:52,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:56:52,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:52,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2022-11-16 08:56:52,828 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2022-11-16 08:56:52,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:56:52,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:52,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:53,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:56:54,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:54,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2022-11-16 08:56:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2022-11-16 08:56:54,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 08:56:54,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:54,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:56:56,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:56,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2022-11-16 08:56:56,428 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2022-11-16 08:56:56,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-16 08:56:56,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:56,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:56,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:57,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:56:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:58,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 32 states and 56 transitions. [2022-11-16 08:56:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 56 transitions. [2022-11-16 08:56:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-16 08:56:58,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:58,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:56:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:56:59,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:00,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:00,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 39 states and 68 transitions. [2022-11-16 08:57:00,917 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 68 transitions. [2022-11-16 08:57:00,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-16 08:57:00,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:00,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:01,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:02,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:03,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:03,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2022-11-16 08:57:03,452 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2022-11-16 08:57:03,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 08:57:03,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:03,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:03,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:03,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:03,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:03,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 46 states and 79 transitions. [2022-11-16 08:57:03,850 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 79 transitions. [2022-11-16 08:57:03,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 08:57:03,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:03,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:03,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:03,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 47 states and 80 transitions. [2022-11-16 08:57:03,946 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 80 transitions. [2022-11-16 08:57:03,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 08:57:03,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:03,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:04,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:05,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:07,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:07,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 57 states and 96 transitions. [2022-11-16 08:57:07,561 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 96 transitions. [2022-11-16 08:57:07,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-16 08:57:07,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:07,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:07,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:07,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:08,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:08,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2022-11-16 08:57:08,211 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2022-11-16 08:57:08,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-16 08:57:08,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:08,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:11,273 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:16,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:16,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 76 states and 133 transitions. [2022-11-16 08:57:16,511 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 133 transitions. [2022-11-16 08:57:16,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:57:16,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:16,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:18,523 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:24,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:24,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 93 states and 167 transitions. [2022-11-16 08:57:24,654 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 167 transitions. [2022-11-16 08:57:24,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-16 08:57:24,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:24,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:26,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:26,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:26,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 94 states and 169 transitions. [2022-11-16 08:57:26,802 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 169 transitions. [2022-11-16 08:57:26,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-16 08:57:26,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:26,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:28,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:35,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:35,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 112 states and 204 transitions. [2022-11-16 08:57:35,317 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 204 transitions. [2022-11-16 08:57:35,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-16 08:57:35,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:35,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:35,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:36,898 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:38,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:38,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 114 states and 210 transitions. [2022-11-16 08:57:38,165 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 210 transitions. [2022-11-16 08:57:38,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-16 08:57:38,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:38,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:39,806 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:40,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:40,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 115 states and 213 transitions. [2022-11-16 08:57:40,255 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 213 transitions. [2022-11-16 08:57:40,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:57:40,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:40,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:40,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:43,066 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:49,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:49,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 129 states and 242 transitions. [2022-11-16 08:57:49,774 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 242 transitions. [2022-11-16 08:57:49,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:57:49,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:49,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:52,029 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:53,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:53,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 131 states and 245 transitions. [2022-11-16 08:57:53,786 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 245 transitions. [2022-11-16 08:57:53,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:57:53,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:53,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:55,811 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:57:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:57:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 132 states and 250 transitions. [2022-11-16 08:57:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 250 transitions. [2022-11-16 08:57:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-16 08:57:56,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:57:56,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:56,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:57:59,088 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:00,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:00,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 133 states and 251 transitions. [2022-11-16 08:58:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 251 transitions. [2022-11-16 08:58:00,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:58:00,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:00,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:02,703 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:10,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 141 states and 271 transitions. [2022-11-16 08:58:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 271 transitions. [2022-11-16 08:58:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:58:10,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:10,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:11,714 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:12,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 142 states and 272 transitions. [2022-11-16 08:58:12,424 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 272 transitions. [2022-11-16 08:58:12,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:58:12,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:12,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:12,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:15,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:15,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 143 states and 275 transitions. [2022-11-16 08:58:15,396 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 275 transitions. [2022-11-16 08:58:15,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:58:15,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:15,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:15,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:17,684 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:19,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 145 states and 277 transitions. [2022-11-16 08:58:19,686 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 277 transitions. [2022-11-16 08:58:19,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:58:19,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:19,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:19,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:21,285 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:21,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:21,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 146 states and 278 transitions. [2022-11-16 08:58:21,972 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 278 transitions. [2022-11-16 08:58:21,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:58:21,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:21,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:22,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:24,402 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:25,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:25,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 147 states and 279 transitions. [2022-11-16 08:58:25,603 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 279 transitions. [2022-11-16 08:58:25,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-16 08:58:25,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:25,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:25,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:26,997 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:27,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:27,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 148 states and 282 transitions. [2022-11-16 08:58:27,850 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 282 transitions. [2022-11-16 08:58:27,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:58:27,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:27,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:28,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:29,607 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:35,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:35,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 159 states and 303 transitions. [2022-11-16 08:58:35,598 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 303 transitions. [2022-11-16 08:58:35,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-16 08:58:35,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:35,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:35,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:37,197 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:40,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:40,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 164 states and 320 transitions. [2022-11-16 08:58:40,877 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 320 transitions. [2022-11-16 08:58:40,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-16 08:58:40,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:40,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:42,660 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:58:49,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:49,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 172 states and 336 transitions. [2022-11-16 08:58:49,201 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 336 transitions. [2022-11-16 08:58:49,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-16 08:58:49,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:49,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:58:52,045 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:59:02,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:02,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 186 states and 388 transitions. [2022-11-16 08:59:02,851 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 388 transitions. [2022-11-16 08:59:02,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-16 08:59:02,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:02,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:06,975 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:59:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 200 states and 427 transitions. [2022-11-16 08:59:19,474 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 427 transitions. [2022-11-16 08:59:19,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-16 08:59:19,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:19,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:19,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:22,269 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:59:28,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:28,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 208 states and 446 transitions. [2022-11-16 08:59:28,617 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 446 transitions. [2022-11-16 08:59:28,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-16 08:59:28,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:28,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:30,879 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:59:39,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:39,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 218 states and 468 transitions. [2022-11-16 08:59:39,645 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 468 transitions. [2022-11-16 08:59:39,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-16 08:59:39,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:39,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:40,915 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:59:42,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 219 states and 472 transitions. [2022-11-16 08:59:42,021 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 472 transitions. [2022-11-16 08:59:42,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 08:59:42,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:42,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:42,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:44,375 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:59:53,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:53,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 229 states and 497 transitions. [2022-11-16 08:59:53,356 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 497 transitions. [2022-11-16 08:59:53,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 08:59:53,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:53,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:53,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:59:56,917 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:00,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:00,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 231 states and 507 transitions. [2022-11-16 09:00:00,662 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 507 transitions. [2022-11-16 09:00:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-16 09:00:00,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:00,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:03,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:03,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 232 states and 512 transitions. [2022-11-16 09:00:03,722 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 512 transitions. [2022-11-16 09:00:03,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 09:00:03,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:03,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:04,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:06,829 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:12,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:12,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 235 states and 520 transitions. [2022-11-16 09:00:12,786 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 520 transitions. [2022-11-16 09:00:12,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 09:00:12,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:12,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:15,611 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:18,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:18,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 237 states and 531 transitions. [2022-11-16 09:00:18,970 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 531 transitions. [2022-11-16 09:00:18,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 09:00:18,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:18,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:20,882 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:23,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:23,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 239 states and 542 transitions. [2022-11-16 09:00:23,299 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 542 transitions. [2022-11-16 09:00:23,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-16 09:00:23,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:23,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:25,086 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:26,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:26,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 240 states and 545 transitions. [2022-11-16 09:00:26,412 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 545 transitions. [2022-11-16 09:00:26,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-16 09:00:26,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:26,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:26,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:29,099 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:40,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:40,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 253 states and 581 transitions. [2022-11-16 09:00:40,833 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 581 transitions. [2022-11-16 09:00:40,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-16 09:00:40,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:40,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:41,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:43,575 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:51,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:51,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 259 states and 604 transitions. [2022-11-16 09:00:51,188 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 604 transitions. [2022-11-16 09:00:51,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-16 09:00:51,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:51,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:51,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:53,025 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:00:57,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:00:57,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 263 states and 616 transitions. [2022-11-16 09:00:57,466 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 616 transitions. [2022-11-16 09:00:57,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-16 09:00:57,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:00:57,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:00:57,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:00:59,096 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:01:01,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:01,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 266 states and 627 transitions. [2022-11-16 09:01:01,811 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 627 transitions. [2022-11-16 09:01:01,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-16 09:01:01,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:01,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:01:03,965 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:01:12,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:12,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 272 states and 647 transitions. [2022-11-16 09:01:12,083 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 647 transitions. [2022-11-16 09:01:12,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-16 09:01:12,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:12,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:01:14,399 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:01:18,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:18,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 276 states and 658 transitions. [2022-11-16 09:01:18,872 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 658 transitions. [2022-11-16 09:01:18,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-16 09:01:18,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:18,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:01:20,832 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:01:24,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:24,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 280 states and 669 transitions. [2022-11-16 09:01:24,779 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 669 transitions. [2022-11-16 09:01:24,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-16 09:01:24,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:24,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 09:01:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 09:01:27,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 09:01:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 281 states and 670 transitions. [2022-11-16 09:01:27,664 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 670 transitions. [2022-11-16 09:01:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-11-16 09:01:27,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 09:01:27,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 09:01:29,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat