./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/kundu2.cil.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_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/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_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/kundu2.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/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_0422b858-d5db-4d96-bd85-e0f7e4d73251/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 87760fc84dfa44e1b5109b35af0fae7e5f68f814afbb1ba90e7b46e4e9e3b4bf --- 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 16:43:18,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:18,462 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:18,496 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:18,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:18,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:18,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:18,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:18,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:18,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:18,508 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:18,510 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:18,510 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:18,512 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:18,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:18,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:18,518 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:18,519 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:18,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:18,525 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:18,527 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:18,532 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:18,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:18,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:18,541 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:18,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:18,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:18,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:18,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:18,546 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:18,546 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:18,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:18,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:18,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:18,561 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:18,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:18,562 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:18,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:18,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:18,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:18,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:18,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:43:18,616 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:18,616 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:18,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:18,618 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:18,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:18,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:18,619 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:18,619 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:18,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:18,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:18,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:18,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:18,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:18,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:18,622 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:18,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:18,622 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:18,623 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:18,623 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:18,623 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:18,623 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:18,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:18,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:18,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:18,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:18,625 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:18,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:18,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:18,625 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_0422b858-d5db-4d96-bd85-e0f7e4d73251/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87760fc84dfa44e1b5109b35af0fae7e5f68f814afbb1ba90e7b46e4e9e3b4bf [2022-10-17 16:43:18,953 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:18,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:18,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:18,986 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:18,987 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:18,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/systemc/kundu2.cil.c [2022-10-17 16:43:19,078 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/data/740e6da57/0428bee6a52a46d894c453a2595b6dd2/FLAGf2d3f3909 [2022-10-17 16:43:19,720 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:19,721 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/sv-benchmarks/c/systemc/kundu2.cil.c [2022-10-17 16:43:19,735 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/data/740e6da57/0428bee6a52a46d894c453a2595b6dd2/FLAGf2d3f3909 [2022-10-17 16:43:20,025 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/data/740e6da57/0428bee6a52a46d894c453a2595b6dd2 [2022-10-17 16:43:20,028 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:20,030 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:20,031 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:20,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:20,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:20,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38827cd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20, skipping insertion in model container [2022-10-17 16:43:20,045 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:20,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:20,304 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_0422b858-d5db-4d96-bd85-e0f7e4d73251/sv-benchmarks/c/systemc/kundu2.cil.c[636,649] [2022-10-17 16:43:20,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:20,411 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:20,425 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_0422b858-d5db-4d96-bd85-e0f7e4d73251/sv-benchmarks/c/systemc/kundu2.cil.c[636,649] [2022-10-17 16:43:20,458 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:20,485 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:20,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20 WrapperNode [2022-10-17 16:43:20,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:20,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:20,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:20,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:20,504 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,531 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,562 INFO L138 Inliner]: procedures = 34, calls = 40, calls flagged for inlining = 17, calls inlined = 17, statements flattened = 310 [2022-10-17 16:43:20,563 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:20,564 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:20,564 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:20,564 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:20,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,574 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,577 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,595 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:20,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:20,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:20,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:20,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:20" (1/1) ... [2022-10-17 16:43:20,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:20,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:20,669 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:20,695 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0422b858-d5db-4d96-bd85-e0f7e4d73251/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:20,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2022-10-17 16:43:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2022-10-17 16:43:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:43:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:43:20,729 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:43:20,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:43:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:43:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:43:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:43:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:43:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:43:20,730 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:43:20,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:43:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:43:20,731 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:20,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:20,862 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:20,865 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:21,376 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:21,520 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:21,520 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:43:21,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:21 BoogieIcfgContainer [2022-10-17 16:43:21,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:43:21,524 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:43:21,524 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:43:21,535 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:43:21,535 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:21" (1/1) ... [2022-10-17 16:43:21,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:43:21,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:21,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 93 states and 134 transitions. [2022-10-17 16:43:21,607 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 134 transitions. [2022-10-17 16:43:21,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:43:21,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:21,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:21,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:21,945 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 16:43:22,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:22,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 99 states and 145 transitions. [2022-10-17 16:43:22,290 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 145 transitions. [2022-10-17 16:43:22,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:43:22,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:22,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:22,467 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 16:43:22,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:22,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 100 states and 145 transitions. [2022-10-17 16:43:22,673 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 145 transitions. [2022-10-17 16:43:22,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:43:22,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:22,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:22,835 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 16:43:23,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:23,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 102 states and 151 transitions. [2022-10-17 16:43:23,099 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 151 transitions. [2022-10-17 16:43:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:23,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:23,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:23,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:23,190 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 16:43:23,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:23,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 104 states and 154 transitions. [2022-10-17 16:43:23,334 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 154 transitions. [2022-10-17 16:43:23,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:23,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:23,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:23,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:23,416 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 16:43:23,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 105 states and 154 transitions. [2022-10-17 16:43:23,557 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 154 transitions. [2022-10-17 16:43:23,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:43:23,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:23,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:23,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:23,705 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 16:43:24,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:24,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 116 states and 175 transitions. [2022-10-17 16:43:24,025 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 175 transitions. [2022-10-17 16:43:24,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:24,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:24,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:24,390 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 16:43:25,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:25,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 133 states and 213 transitions. [2022-10-17 16:43:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 213 transitions. [2022-10-17 16:43:25,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:25,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:25,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:25,559 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 16:43:25,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:25,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 133 states and 211 transitions. [2022-10-17 16:43:25,796 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 211 transitions. [2022-10-17 16:43:25,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:43:25,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:25,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:25,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:25,925 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 16:43:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:27,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 139 states and 225 transitions. [2022-10-17 16:43:27,244 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 225 transitions. [2022-10-17 16:43:27,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:27,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:27,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:27,280 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 16:43:27,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:27,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 137 states and 220 transitions. [2022-10-17 16:43:27,430 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 220 transitions. [2022-10-17 16:43:27,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:27,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:27,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:27,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:27,491 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 16:43:27,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:27,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 139 states and 222 transitions. [2022-10-17 16:43:27,649 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 222 transitions. [2022-10-17 16:43:27,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:27,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:27,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:27,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:27,744 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 16:43:27,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:27,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 143 states and 230 transitions. [2022-10-17 16:43:27,805 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 230 transitions. [2022-10-17 16:43:27,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:27,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:27,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:27,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:28,099 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 16:43:30,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:30,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 162 states and 271 transitions. [2022-10-17 16:43:30,410 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 271 transitions. [2022-10-17 16:43:30,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:30,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:30,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:30,453 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 16:43:31,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:31,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 168 states and 286 transitions. [2022-10-17 16:43:31,480 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 286 transitions. [2022-10-17 16:43:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:43:31,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:31,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:31,516 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 16:43:31,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:31,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 161 states and 272 transitions. [2022-10-17 16:43:31,927 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 272 transitions. [2022-10-17 16:43:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:31,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:31,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:31,962 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 16:43:32,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:32,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 159 states and 268 transitions. [2022-10-17 16:43:32,110 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 268 transitions. [2022-10-17 16:43:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:32,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:32,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:32,162 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 16:43:32,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:32,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 161 states and 270 transitions. [2022-10-17 16:43:32,327 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 270 transitions. [2022-10-17 16:43:32,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:32,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:32,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:32,456 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 16:43:33,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:33,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 169 states and 286 transitions. [2022-10-17 16:43:33,930 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 286 transitions. [2022-10-17 16:43:33,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:33,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:33,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:33,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:34,020 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 16:43:35,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:35,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 181 states and 320 transitions. [2022-10-17 16:43:35,660 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 320 transitions. [2022-10-17 16:43:35,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:43:35,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:35,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:35,712 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 16:43:36,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:36,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 174 states and 305 transitions. [2022-10-17 16:43:36,057 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 305 transitions. [2022-10-17 16:43:36,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:43:36,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:36,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:36,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:36,090 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 16:43:36,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:36,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 179 states and 312 transitions. [2022-10-17 16:43:36,256 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 312 transitions. [2022-10-17 16:43:36,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:43:36,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:36,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:36,311 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 16:43:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:36,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 182 states and 319 transitions. [2022-10-17 16:43:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 319 transitions. [2022-10-17 16:43:36,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:43:36,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:36,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:37,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:37,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:37,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 191 states and 336 transitions. [2022-10-17 16:43:37,879 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 336 transitions. [2022-10-17 16:43:37,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:43:37,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:37,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:37,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:38,018 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 16:43:38,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:38,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 196 states and 345 transitions. [2022-10-17 16:43:38,523 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 345 transitions. [2022-10-17 16:43:38,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:43:38,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:38,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:38,557 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 16:43:39,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:39,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 202 states and 356 transitions. [2022-10-17 16:43:39,152 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 356 transitions. [2022-10-17 16:43:39,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:43:39,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:39,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:39,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:39,374 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 16:43:39,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:39,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 209 states and 370 transitions. [2022-10-17 16:43:39,887 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 370 transitions. [2022-10-17 16:43:39,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:43:39,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:39,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:39,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:39,999 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:43:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:40,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 212 states and 378 transitions. [2022-10-17 16:43:40,649 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 378 transitions. [2022-10-17 16:43:40,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:43:40,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:40,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:40,695 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 16:43:41,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:41,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 218 states and 389 transitions. [2022-10-17 16:43:41,621 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 389 transitions. [2022-10-17 16:43:41,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:43:41,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:41,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:41,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:41,714 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:43:41,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:41,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 219 states and 390 transitions. [2022-10-17 16:43:41,754 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 390 transitions. [2022-10-17 16:43:41,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:43:41,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:41,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:41,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:41,847 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:43:42,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 220 states and 393 transitions. [2022-10-17 16:43:42,408 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 393 transitions. [2022-10-17 16:43:42,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:43:42,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:42,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:42,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,436 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 16:43:42,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 226 states and 406 transitions. [2022-10-17 16:43:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 406 transitions. [2022-10-17 16:43:42,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:43:42,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:42,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:42,729 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 16:43:43,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:43,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 230 states and 415 transitions. [2022-10-17 16:43:43,149 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 415 transitions. [2022-10-17 16:43:43,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:43:43,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:43:43,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:43,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 231 states and 416 transitions. [2022-10-17 16:43:43,321 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 416 transitions. [2022-10-17 16:43:43,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:43:43,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:43,373 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 16:43:43,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:43,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 233 states and 419 transitions. [2022-10-17 16:43:43,687 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 419 transitions. [2022-10-17 16:43:43,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:43:43,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:43,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:44,040 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 16:43:44,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:44,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 242 states and 433 transitions. [2022-10-17 16:43:44,422 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 433 transitions. [2022-10-17 16:43:44,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:43:44,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:44,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:44,490 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 16:43:44,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:44,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 243 states and 434 transitions. [2022-10-17 16:43:44,556 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 434 transitions. [2022-10-17 16:43:44,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:43:44,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:44,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:44,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:44,968 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.