./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/systemc/token_ring.05.cil-2.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_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/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_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/systemc/token_ring.05.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/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_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/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 16e147b68a860b93a665f8bd36a316225675cf186d50a72fc3242bc6ec552f78 --- 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 16:46:59,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:59,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:59,627 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:59,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:59,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:59,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:59,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:59,636 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:59,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:59,639 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:59,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:59,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:59,642 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:59,644 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:59,646 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:59,647 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:59,648 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:59,650 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:59,653 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:59,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:59,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:59,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:59,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:59,665 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:59,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:59,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:59,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:59,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:59,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:59,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:59,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:59,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:59,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:59,675 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:59,675 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:59,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:59,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:59,678 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:59,679 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:59,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:59,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:46:59,718 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:59,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:59,720 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:46:59,720 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:46:59,721 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:59,721 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:59,722 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:59,722 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:59,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:59,723 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:59,723 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:59,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:46:59,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:59,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:46:59,725 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:59,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:46:59,725 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:59,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:46:59,726 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:59,726 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:59,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:59,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:59,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:59,727 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:59,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:46:59,728 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:59,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:59,729 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:46:59,729 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_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16e147b68a860b93a665f8bd36a316225675cf186d50a72fc3242bc6ec552f78 [2022-10-17 16:47:00,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:00,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:00,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:00,098 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:00,099 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:00,101 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/systemc/token_ring.05.cil-2.c [2022-10-17 16:47:00,167 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/data/f9640891a/ab287b6498b5480896081bde961c12cf/FLAGe61cd7b09 [2022-10-17 16:47:00,654 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:00,655 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/sv-benchmarks/c/systemc/token_ring.05.cil-2.c [2022-10-17 16:47:00,675 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/data/f9640891a/ab287b6498b5480896081bde961c12cf/FLAGe61cd7b09 [2022-10-17 16:47:00,986 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/data/f9640891a/ab287b6498b5480896081bde961c12cf [2022-10-17 16:47:00,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:00,995 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:01,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:01,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:01,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:01,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:00" (1/1) ... [2022-10-17 16:47:01,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67def89b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01, skipping insertion in model container [2022-10-17 16:47:01,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:00" (1/1) ... [2022-10-17 16:47:01,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:01,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:01,310 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_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/sv-benchmarks/c/systemc/token_ring.05.cil-2.c[671,684] [2022-10-17 16:47:01,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:01,481 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:01,496 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_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/sv-benchmarks/c/systemc/token_ring.05.cil-2.c[671,684] [2022-10-17 16:47:01,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:01,596 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:01,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01 WrapperNode [2022-10-17 16:47:01,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:01,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:01,599 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:01,599 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:01,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,633 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,694 INFO L138 Inliner]: procedures = 38, calls = 47, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 452 [2022-10-17 16:47:01,700 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:01,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:01,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:01,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:01,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,724 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,758 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,761 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,763 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:01,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:01,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:01,769 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:01,775 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:01" (1/1) ... [2022-10-17 16:47:01,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:01,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:01,823 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:01,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3cee321-e6b1-4084-a6e6-52d2bc8d951c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:01,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:01,877 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-10-17 16:47:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-10-17 16:47:01,877 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:47:01,877 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:47:01,878 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:47:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:47:01,878 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:47:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:47:01,878 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:47:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:47:01,878 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:47:01,878 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:47:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:47:01,879 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:47:01,879 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:01,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:01,977 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:01,979 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:02,712 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:03,097 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:03,098 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:47:03,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:03 BoogieIcfgContainer [2022-10-17 16:47:03,101 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:03,103 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:03,103 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:03,115 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:03,116 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:03" (1/1) ... [2022-10-17 16:47:03,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:03,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:03,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 117 states and 176 transitions. [2022-10-17 16:47:03,232 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 176 transitions. [2022-10-17 16:47:03,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:03,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:03,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:03,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:03,698 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 16:47:03,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 133 states and 206 transitions. [2022-10-17 16:47:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 206 transitions. [2022-10-17 16:47:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:03,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:03,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,039 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 16:47:04,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 134 states and 206 transitions. [2022-10-17 16:47:04,064 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 206 transitions. [2022-10-17 16:47:04,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:04,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,253 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 16:47:04,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 135 states and 206 transitions. [2022-10-17 16:47:04,301 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 206 transitions. [2022-10-17 16:47:04,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:04,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,440 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 16:47:04,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 136 states and 206 transitions. [2022-10-17 16:47:04,456 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 206 transitions. [2022-10-17 16:47:04,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:04,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,562 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 16:47:04,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 137 states and 206 transitions. [2022-10-17 16:47:04,575 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 206 transitions. [2022-10-17 16:47:04,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:04,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,688 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 16:47:04,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:04,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 138 states and 206 transitions. [2022-10-17 16:47:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 206 transitions. [2022-10-17 16:47:04,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:04,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:04,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:04,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:04,902 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 16:47:05,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 150 states and 229 transitions. [2022-10-17 16:47:05,129 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 229 transitions. [2022-10-17 16:47:05,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:05,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:05,252 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 16:47:05,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 151 states and 229 transitions. [2022-10-17 16:47:05,271 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 229 transitions. [2022-10-17 16:47:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:05,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:05,393 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 16:47:05,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 152 states and 229 transitions. [2022-10-17 16:47:05,411 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 229 transitions. [2022-10-17 16:47:05,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:05,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:05,505 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 16:47:05,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 153 states and 229 transitions. [2022-10-17 16:47:05,523 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 229 transitions. [2022-10-17 16:47:05,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:05,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:05,616 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 16:47:05,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 161 states and 246 transitions. [2022-10-17 16:47:05,804 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 246 transitions. [2022-10-17 16:47:05,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:05,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:05,920 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 16:47:05,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:05,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 162 states and 246 transitions. [2022-10-17 16:47:05,939 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 246 transitions. [2022-10-17 16:47:05,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:05,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:05,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,054 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 16:47:06,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 163 states and 246 transitions. [2022-10-17 16:47:06,071 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 246 transitions. [2022-10-17 16:47:06,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:06,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,187 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 16:47:06,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 165 states and 251 transitions. [2022-10-17 16:47:06,397 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 251 transitions. [2022-10-17 16:47:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:47:06,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,481 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 16:47:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:06,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 173 states and 266 transitions. [2022-10-17 16:47:06,533 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 266 transitions. [2022-10-17 16:47:06,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:47:06,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:06,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:06,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:06,827 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 16:47:08,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:08,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 195 states and 311 transitions. [2022-10-17 16:47:08,036 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 311 transitions. [2022-10-17 16:47:08,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:47:08,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:08,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:08,199 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 16:47:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:09,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 200 states and 322 transitions. [2022-10-17 16:47:09,102 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 322 transitions. [2022-10-17 16:47:09,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:47:09,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:09,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:09,269 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 16:47:10,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:10,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 214 states and 351 transitions. [2022-10-17 16:47:10,786 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 351 transitions. [2022-10-17 16:47:10,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:10,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:10,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:10,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:10,875 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 16:47:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:10,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 215 states and 352 transitions. [2022-10-17 16:47:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 352 transitions. [2022-10-17 16:47:10,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:10,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:10,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:10,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:11,047 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 16:47:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 216 states and 353 transitions. [2022-10-17 16:47:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 353 transitions. [2022-10-17 16:47:11,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:11,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:11,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:11,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:11,249 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 16:47:11,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:11,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 217 states and 354 transitions. [2022-10-17 16:47:11,354 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 354 transitions. [2022-10-17 16:47:11,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:11,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:11,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:11,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:11,804 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 16:47:14,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:14,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 241 states and 406 transitions. [2022-10-17 16:47:14,835 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 406 transitions. [2022-10-17 16:47:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:14,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:14,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:14,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:14,918 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 16:47:15,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:15,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 246 states and 417 transitions. [2022-10-17 16:47:15,537 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 417 transitions. [2022-10-17 16:47:15,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:15,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:15,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:15,605 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 16:47:15,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 247 states and 418 transitions. [2022-10-17 16:47:15,743 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 418 transitions. [2022-10-17 16:47:15,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:15,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:15,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:15,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:15,818 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 16:47:17,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:17,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 261 states and 448 transitions. [2022-10-17 16:47:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 448 transitions. [2022-10-17 16:47:17,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:47:17,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:17,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:17,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:17,793 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 16:47:17,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:17,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 246 states and 420 transitions. [2022-10-17 16:47:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 420 transitions. [2022-10-17 16:47:17,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:17,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:17,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:17,895 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 16:47:18,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:18,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 247 states and 421 transitions. [2022-10-17 16:47:18,055 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 421 transitions. [2022-10-17 16:47:18,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:18,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:18,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:18,122 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 16:47:18,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:18,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 248 states and 422 transitions. [2022-10-17 16:47:18,276 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 422 transitions. [2022-10-17 16:47:18,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:18,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:18,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:18,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:18,345 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 16:47:18,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 249 states and 423 transitions. [2022-10-17 16:47:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 423 transitions. [2022-10-17 16:47:18,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:18,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:18,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:19,095 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 16:47:23,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 275 states and 482 transitions. [2022-10-17 16:47:23,743 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 482 transitions. [2022-10-17 16:47:23,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:23,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,806 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 16:47:24,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 280 states and 493 transitions. [2022-10-17 16:47:24,539 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 493 transitions. [2022-10-17 16:47:24,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:24,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,631 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 16:47:24,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:24,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 281 states and 494 transitions. [2022-10-17 16:47:24,827 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 494 transitions. [2022-10-17 16:47:24,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:24,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:24,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,889 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 16:47:27,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 294 states and 523 transitions. [2022-10-17 16:47:27,230 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 523 transitions. [2022-10-17 16:47:27,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:47:27,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,312 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 16:47:27,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 279 states and 493 transitions. [2022-10-17 16:47:27,343 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 493 transitions. [2022-10-17 16:47:27,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:47:27,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,410 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 16:47:27,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 280 states and 494 transitions. [2022-10-17 16:47:27,630 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 494 transitions. [2022-10-17 16:47:27,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:47:27,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,694 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 16:47:27,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 281 states and 495 transitions. [2022-10-17 16:47:27,904 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 495 transitions. [2022-10-17 16:47:27,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:47:27,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,973 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 16:47:28,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 282 states and 496 transitions. [2022-10-17 16:47:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 496 transitions. [2022-10-17 16:47:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:47:28,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,982 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.