./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.01.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/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_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/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_1f4bd405-58c8-483f-91d3-52e82595e240/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 6941c7d3ef4d558b74ee046fd360886b73543cf91a81ce942b4cc5fbf2c1713a --- 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 16:58:03,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:03,515 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:03,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:03,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:03,579 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:03,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:03,586 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:03,589 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:03,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:03,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:03,599 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:03,600 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:03,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:03,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:03,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:03,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:03,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:03,613 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:03,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:03,623 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:03,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:03,628 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:03,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:03,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:03,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:03,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:03,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:03,645 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:03,647 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:03,647 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:03,649 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:03,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:03,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:03,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:03,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:03,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:03,656 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:03,656 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:03,657 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:03,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:03,659 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:58:03,703 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:03,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:03,705 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:03,705 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:03,706 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:03,707 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:03,707 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:03,707 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:58:03,708 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:03,708 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:58:03,709 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:03,709 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:03,710 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:03,710 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:03,710 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:58:03,711 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:03,711 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:03,711 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:03,711 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:03,712 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:03,712 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:03,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:03,713 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:03,713 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:03,713 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:03,714 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:03,714 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:03,714 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:03,714 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_1f4bd405-58c8-483f-91d3-52e82595e240/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6941c7d3ef4d558b74ee046fd360886b73543cf91a81ce942b4cc5fbf2c1713a [2022-10-17 16:58:04,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:04,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:04,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:04,082 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:04,083 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:04,084 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/Problem05_label48+token_ring.01.cil-1.c [2022-10-17 16:58:04,163 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/data/dac579ae2/5ef1841b33124b5395a7bf3fa7bcbb5e/FLAG66d364d4c [2022-10-17 16:58:05,384 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:05,385 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/sv-benchmarks/c/combinations/Problem05_label48+token_ring.01.cil-1.c [2022-10-17 16:58:05,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/data/dac579ae2/5ef1841b33124b5395a7bf3fa7bcbb5e/FLAG66d364d4c [2022-10-17 16:58:05,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/data/dac579ae2/5ef1841b33124b5395a7bf3fa7bcbb5e [2022-10-17 16:58:05,675 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:05,677 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:05,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:05,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:05,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:05,685 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:05" (1/1) ... [2022-10-17 16:58:05,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe681c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:05, skipping insertion in model container [2022-10-17 16:58:05,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:05" (1/1) ... [2022-10-17 16:58:05,694 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:06,038 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:08,391 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_1f4bd405-58c8-483f-91d3-52e82595e240/sv-benchmarks/c/combinations/Problem05_label48+token_ring.01.cil-1.c[375709,375722] [2022-10-17 16:58:08,433 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_1f4bd405-58c8-483f-91d3-52e82595e240/sv-benchmarks/c/combinations/Problem05_label48+token_ring.01.cil-1.c[383339,383352] [2022-10-17 16:58:08,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:08,610 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:09,871 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_1f4bd405-58c8-483f-91d3-52e82595e240/sv-benchmarks/c/combinations/Problem05_label48+token_ring.01.cil-1.c[375709,375722] [2022-10-17 16:58:09,883 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_1f4bd405-58c8-483f-91d3-52e82595e240/sv-benchmarks/c/combinations/Problem05_label48+token_ring.01.cil-1.c[383339,383352] [2022-10-17 16:58:09,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:09,971 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:09,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09 WrapperNode [2022-10-17 16:58:09,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:09,973 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:09,973 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:09,973 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:09,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,062 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,555 INFO L138 Inliner]: procedures = 46, calls = 44, calls flagged for inlining = 24, calls inlined = 24, statements flattened = 12561 [2022-10-17 16:58:10,556 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:10,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:10,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:10,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:10,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,568 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,624 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,855 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,898 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,918 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,937 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:10,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:10,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:10,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:10,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:10,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:09" (1/1) ... [2022-10-17 16:58:11,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:11,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:11,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:11,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4bd405-58c8-483f-91d3-52e82595e240/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:11,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2022-10-17 16:58:11,175 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2022-10-17 16:58:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2022-10-17 16:58:11,175 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2022-10-17 16:58:11,175 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:58:11,175 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:58:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2022-10-17 16:58:11,176 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2022-10-17 16:58:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2022-10-17 16:58:11,176 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2022-10-17 16:58:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:11,176 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2022-10-17 16:58:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2022-10-17 16:58:11,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:11,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:11,347 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:11,349 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:19,696 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:22,023 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:22,024 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:58:22,030 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:22 BoogieIcfgContainer [2022-10-17 16:58:22,030 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:22,031 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:22,032 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:22,043 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:22,043 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:22" (1/1) ... [2022-10-17 16:58:22,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:22,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3367 states to 1710 states and 3367 transitions. [2022-10-17 16:58:22,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 3367 transitions. [2022-10-17 16:58:22,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:58:22,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,654 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 16:58:22,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:22,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1715 states and 3375 transitions. [2022-10-17 16:58:22,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1715 states and 3375 transitions. [2022-10-17 16:58:22,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:58:22,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:22,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:22,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,995 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 16:58:23,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3382 states to 1716 states and 3375 transitions. [2022-10-17 16:58:23,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 3375 transitions. [2022-10-17 16:58:23,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:58:23,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,177 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 16:58:23,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3399 states to 1724 states and 3390 transitions. [2022-10-17 16:58:23,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1724 states and 3390 transitions. [2022-10-17 16:58:23,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:23,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,557 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 16:58:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3436 states to 1737 states and 3418 transitions. [2022-10-17 16:58:23,967 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 3418 transitions. [2022-10-17 16:58:23,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:23,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,125 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 16:58:24,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3451 states to 1740 states and 3423 transitions. [2022-10-17 16:58:24,653 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 3423 transitions. [2022-10-17 16:58:24,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:24,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,751 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 16:58:24,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:24,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3446 states to 1738 states and 3418 transitions. [2022-10-17 16:58:24,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1738 states and 3418 transitions. [2022-10-17 16:58:24,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:24,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:24,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:24,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:25,063 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 16:58:26,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:26,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1750 states and 3444 transitions. [2022-10-17 16:58:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3444 transitions. [2022-10-17 16:58:26,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:26,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:26,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:26,441 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 16:58:26,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:26,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3496 states to 1752 states and 3450 transitions. [2022-10-17 16:58:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 1752 states and 3450 transitions. [2022-10-17 16:58:26,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:26,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:26,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:26,822 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 16:58:26,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:26,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3485 states to 1749 states and 3442 transitions. [2022-10-17 16:58:26,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 3442 transitions. [2022-10-17 16:58:26,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:58:26,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:26,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:26,889 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 16:58:26,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:26,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 1751 states and 3445 transitions. [2022-10-17 16:58:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 1751 states and 3445 transitions. [2022-10-17 16:58:26,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:58:26,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:26,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,031 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 16:58:27,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 1748 states and 3436 transitions. [2022-10-17 16:58:27,071 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 3436 transitions. [2022-10-17 16:58:27,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:58:27,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,105 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 16:58:27,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3481 states to 1750 states and 3440 transitions. [2022-10-17 16:58:27,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3440 transitions. [2022-10-17 16:58:27,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:58:27,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,158 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:58:27,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3480 states to 1750 states and 3439 transitions. [2022-10-17 16:58:27,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1750 states and 3439 transitions. [2022-10-17 16:58:27,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:58:27,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,254 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 16:58:27,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3500 states to 1760 states and 3457 transitions. [2022-10-17 16:58:27,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1760 states and 3457 transitions. [2022-10-17 16:58:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:58:27,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,989 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:28,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3503 states to 1762 states and 3460 transitions. [2022-10-17 16:58:28,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3460 transitions. [2022-10-17 16:58:28,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:58:28,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:28,333 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:58:28,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 1762 states and 3459 transitions. [2022-10-17 16:58:28,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1762 states and 3459 transitions. [2022-10-17 16:58:28,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:58:28,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:28,552 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:58:28,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3505 states to 1764 states and 3462 transitions. [2022-10-17 16:58:28,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 3462 transitions. [2022-10-17 16:58:28,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:58:28,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:28,625 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:58:28,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3506 states to 1765 states and 3463 transitions. [2022-10-17 16:58:28,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1765 states and 3463 transitions. [2022-10-17 16:58:28,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:58:28,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:28,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 1769 states and 3469 transitions. [2022-10-17 16:58:28,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 3469 transitions. [2022-10-17 16:58:28,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:58:28,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:58:29,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 1776 states and 3483 transitions. [2022-10-17 16:58:29,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1776 states and 3483 transitions. [2022-10-17 16:58:29,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:58:29,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:30,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:30,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3560 states to 1783 states and 3502 transitions. [2022-10-17 16:58:30,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 3502 transitions. [2022-10-17 16:58:30,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:58:30,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:30,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:30,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:31,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 1785 states and 3507 transitions. [2022-10-17 16:58:31,135 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 3507 transitions. [2022-10-17 16:58:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:31,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:31,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:31,266 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:58:31,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:31,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3584 states to 1792 states and 3521 transitions. [2022-10-17 16:58:31,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1792 states and 3521 transitions. [2022-10-17 16:58:31,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:31,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:31,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:32,018 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:32,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:32,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 1790 states and 3515 transitions. [2022-10-17 16:58:32,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1790 states and 3515 transitions. [2022-10-17 16:58:32,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:32,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:32,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:32,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:32,128 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:58:32,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:32,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3559 states to 1786 states and 3504 transitions. [2022-10-17 16:58:32,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 3504 transitions. [2022-10-17 16:58:32,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:58:32,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:32,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:32,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:58:32,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:32,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 1788 states and 3508 transitions. [2022-10-17 16:58:32,330 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 3508 transitions. [2022-10-17 16:58:32,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:58:32,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:32,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:32,394 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked.