./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.02.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.02.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB --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 44ef362a593e25f5681bc4a034b065cd86559bd3dd750386bca2a1f270891ccd --- 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-dbf71c6-m [2022-10-17 16:50:17,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:17,079 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:17,115 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:17,116 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:17,117 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:17,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:17,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:17,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:17,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:17,127 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:17,129 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:17,129 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:17,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:17,133 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:17,134 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:17,136 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:17,137 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:17,140 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:17,143 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:17,145 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:17,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:17,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:17,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:17,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:17,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:17,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:17,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:17,174 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:17,175 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:17,176 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:17,177 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:17,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:17,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:17,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:17,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:17,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:17,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:17,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:17,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:17,188 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:17,189 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:17,241 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:17,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:17,243 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:17,243 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:17,244 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:17,244 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:17,245 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:17,245 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:17,245 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:17,246 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:17,247 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:17,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:17,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:17,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:17,248 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:17,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:17,248 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:17,248 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:17,249 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:17,249 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:17,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:17,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:17,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:17,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:17,250 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:17,251 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:17,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:17,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:17,251 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_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44ef362a593e25f5681bc4a034b065cd86559bd3dd750386bca2a1f270891ccd [2022-10-17 16:50:17,571 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:17,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:17,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:17,599 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:17,600 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:17,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/systemc/token_ring.02.cil-1.c [2022-10-17 16:50:17,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/data/d000b70be/9ac4a72277054882b0f2a53748b42c30/FLAG7d1839e56 [2022-10-17 16:50:18,218 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:18,218 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/sv-benchmarks/c/systemc/token_ring.02.cil-1.c [2022-10-17 16:50:18,232 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/data/d000b70be/9ac4a72277054882b0f2a53748b42c30/FLAG7d1839e56 [2022-10-17 16:50:18,537 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/data/d000b70be/9ac4a72277054882b0f2a53748b42c30 [2022-10-17 16:50:18,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:18,541 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:18,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:18,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:18,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:18,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,549 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a4a79fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18, skipping insertion in model container [2022-10-17 16:50:18,549 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:18,586 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:18,786 WARN L230 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_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/sv-benchmarks/c/systemc/token_ring.02.cil-1.c[671,684] [2022-10-17 16:50:18,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:18,862 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:18,875 WARN L230 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_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/sv-benchmarks/c/systemc/token_ring.02.cil-1.c[671,684] [2022-10-17 16:50:18,906 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:18,923 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:18,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18 WrapperNode [2022-10-17 16:50:18,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:18,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:18,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:18,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:18,934 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,983 INFO L138 Inliner]: procedures = 32, calls = 37, calls flagged for inlining = 16, calls inlined = 16, statements flattened = 273 [2022-10-17 16:50:18,983 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:18,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:18,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:18,984 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:18,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:18,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,015 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,018 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,020 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:19,025 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:19,025 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:19,025 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:19,026 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:18" (1/1) ... [2022-10-17 16:50:19,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:19,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:19,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:19,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9bdfe4d7-17a9-46e8-901c-b57cf93f37b8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:50:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:50:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:50:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:50:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:50:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:50:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:50:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:50:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:50:19,124 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:50:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:50:19,124 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:50:19,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:19,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:19,212 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:19,215 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:19,763 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:19,952 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:19,953 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:50:19,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:19 BoogieIcfgContainer [2022-10-17 16:50:19,963 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:19,964 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:19,964 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:19,977 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:19,977 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:19" (1/1) ... [2022-10-17 16:50:19,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:20,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:20,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 78 states and 112 transitions. [2022-10-17 16:50:20,049 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 112 transitions. [2022-10-17 16:50:20,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:50:20,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:20,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:20,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:20,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:20,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 86 states and 126 transitions. [2022-10-17 16:50:20,818 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 126 transitions. [2022-10-17 16:50:20,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:50:20,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:20,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:20,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:21,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:21,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 87 states and 126 transitions. [2022-10-17 16:50:21,196 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 126 transitions. [2022-10-17 16:50:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:50:21,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:21,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:21,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:21,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:21,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:21,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 88 states and 126 transitions. [2022-10-17 16:50:21,530 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 126 transitions. [2022-10-17 16:50:21,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:50:21,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:21,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:21,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:21,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:22,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 94 states and 139 transitions. [2022-10-17 16:50:22,054 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 139 transitions. [2022-10-17 16:50:22,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:50:22,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:22,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:22,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:22,148 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:22,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:22,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 102 states and 154 transitions. [2022-10-17 16:50:22,356 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 154 transitions. [2022-10-17 16:50:22,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:50:22,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:22,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:22,652 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:23,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:23,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 118 states and 191 transitions. [2022-10-17 16:50:23,576 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 191 transitions. [2022-10-17 16:50:23,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:50:23,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:23,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:50:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:24,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 120 states and 192 transitions. [2022-10-17 16:50:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 192 transitions. [2022-10-17 16:50:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:50:24,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:24,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:24,347 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:50:24,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:24,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 121 states and 194 transitions. [2022-10-17 16:50:24,433 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 194 transitions. [2022-10-17 16:50:24,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:50:24,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:24,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:24,499 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:50:24,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:24,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 116 states and 185 transitions. [2022-10-17 16:50:24,614 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 185 transitions. [2022-10-17 16:50:24,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:50:24,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:24,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:24,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:24,721 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:50:24,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:24,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 113 states and 177 transitions. [2022-10-17 16:50:24,818 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 177 transitions. [2022-10-17 16:50:24,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:50:24,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:24,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:25,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:27,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 131 states and 219 transitions. [2022-10-17 16:50:27,094 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 219 transitions. [2022-10-17 16:50:27,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:50:27,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:27,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:27,132 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:27,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:27,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 133 states and 224 transitions. [2022-10-17 16:50:27,380 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 224 transitions. [2022-10-17 16:50:27,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:50:27,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:27,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:27,417 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:27,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:27,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 134 states and 226 transitions. [2022-10-17 16:50:27,528 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 226 transitions. [2022-10-17 16:50:27,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:50:27,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:27,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:27,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:27,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:27,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:27,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 129 states and 217 transitions. [2022-10-17 16:50:27,726 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 217 transitions. [2022-10-17 16:50:27,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:50:27,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:27,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:27,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:27,779 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:27,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:27,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 126 states and 209 transitions. [2022-10-17 16:50:27,892 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 209 transitions. [2022-10-17 16:50:27,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:50:27,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:27,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:28,266 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:31,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:31,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 146 states and 253 transitions. [2022-10-17 16:50:31,700 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 253 transitions. [2022-10-17 16:50:31,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:50:31,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:31,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:32,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:32,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 148 states and 259 transitions. [2022-10-17 16:50:32,315 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 259 transitions. [2022-10-17 16:50:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:50:32,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:32,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:32,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,387 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:32,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 149 states and 261 transitions. [2022-10-17 16:50:32,537 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 261 transitions. [2022-10-17 16:50:32,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:50:32,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:32,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:32,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,574 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:32,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:32,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 144 states and 253 transitions. [2022-10-17 16:50:32,734 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 253 transitions. [2022-10-17 16:50:32,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:50:32,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:32,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:32,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:32,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:32,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 141 states and 244 transitions. [2022-10-17 16:50:32,939 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 244 transitions. [2022-10-17 16:50:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:50:32,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:32,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:32,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:33,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 145 states and 252 transitions. [2022-10-17 16:50:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 252 transitions. [2022-10-17 16:50:33,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:50:33,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:33,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:33,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:33,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 147 states and 256 transitions. [2022-10-17 16:50:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 256 transitions. [2022-10-17 16:50:33,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:50:33,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:33,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:33,674 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:33,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:33,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 147 states and 255 transitions. [2022-10-17 16:50:33,705 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 255 transitions. [2022-10-17 16:50:33,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:50:33,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:33,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:33,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:33,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:33,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 149 states and 259 transitions. [2022-10-17 16:50:33,786 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 259 transitions. [2022-10-17 16:50:33,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:50:33,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:33,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:33,855 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:50:33,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:33,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 151 states and 263 transitions. [2022-10-17 16:50:33,888 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 263 transitions. [2022-10-17 16:50:33,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:50:33,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:33,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:33,925 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:34,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 161 states and 280 transitions. [2022-10-17 16:50:34,793 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 280 transitions. [2022-10-17 16:50:34,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:50:34,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:34,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:34,922 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:36,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:36,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 173 states and 306 transitions. [2022-10-17 16:50:36,392 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 306 transitions. [2022-10-17 16:50:36,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:50:36,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:36,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:36,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:36,429 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:50:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 175 states and 309 transitions. [2022-10-17 16:50:36,499 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 309 transitions. [2022-10-17 16:50:36,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:50:36,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:36,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:36,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:36,657 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:50:37,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 179 states and 318 transitions. [2022-10-17 16:50:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 318 transitions. [2022-10-17 16:50:37,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:50:37,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:37,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:37,953 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:50:38,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:38,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 181 states and 321 transitions. [2022-10-17 16:50:38,847 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 321 transitions. [2022-10-17 16:50:38,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:50:38,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:38,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:38,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:39,013 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:50:39,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:39,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 183 states and 324 transitions. [2022-10-17 16:50:39,058 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 324 transitions. [2022-10-17 16:50:39,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:50:39,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:39,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:39,195 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:50:39,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:39,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 183 states and 323 transitions. [2022-10-17 16:50:39,390 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 323 transitions. [2022-10-17 16:50:39,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:50:39,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:39,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:39,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:39,540 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:50:39,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:39,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 185 states and 326 transitions. [2022-10-17 16:50:39,583 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 326 transitions. [2022-10-17 16:50:39,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:50:39,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:39,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:39,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:39,719 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:50:40,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:40,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 192 states and 341 transitions. [2022-10-17 16:50:40,849 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 341 transitions. [2022-10-17 16:50:40,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:50:40,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:40,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:40,969 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:50:41,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 194 states and 344 transitions. [2022-10-17 16:50:41,013 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 344 transitions. [2022-10-17 16:50:41,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:50:41,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,049 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:50:41,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 195 states and 345 transitions. [2022-10-17 16:50:41,217 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 345 transitions. [2022-10-17 16:50:41,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:50:41,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,254 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:50:41,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 198 states and 351 transitions. [2022-10-17 16:50:41,733 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 351 transitions. [2022-10-17 16:50:41,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:50:41,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,773 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-10-17 16:50:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 199 states and 352 transitions. [2022-10-17 16:50:41,947 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 352 transitions. [2022-10-17 16:50:41,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:50:41,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,990 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:50:42,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:42,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 201 states and 354 transitions. [2022-10-17 16:50:42,228 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 354 transitions. [2022-10-17 16:50:42,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:50:42,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:42,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:42,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:42,264 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-10-17 16:50:42,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:42,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 203 states and 358 transitions. [2022-10-17 16:50:42,302 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 358 transitions. [2022-10-17 16:50:42,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:50:42,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:42,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:42,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:42,371 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:50:42,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:42,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 210 states and 370 transitions. [2022-10-17 16:50:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 370 transitions. [2022-10-17 16:50:42,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:50:42,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:42,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:42,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:42,921 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 16:50:44,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:44,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 221 states and 391 transitions. [2022-10-17 16:50:44,147 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 391 transitions. [2022-10-17 16:50:44,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:50:44,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:44,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:50:44,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:44,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 234 states and 418 transitions. [2022-10-17 16:50:44,872 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 418 transitions. [2022-10-17 16:50:44,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:50:44,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:44,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:44,967 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:50:45,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:45,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 235 states and 418 transitions. [2022-10-17 16:50:45,054 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 418 transitions. [2022-10-17 16:50:45,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:50:45,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:45,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:45,144 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:50:45,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:45,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 236 states and 418 transitions. [2022-10-17 16:50:45,200 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 418 transitions. [2022-10-17 16:50:45,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:50:45,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:45,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:45,464 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:50:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:47,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 246 states and 446 transitions. [2022-10-17 16:50:47,294 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 446 transitions. [2022-10-17 16:50:47,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:50:47,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:47,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:47,351 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.