./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.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_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/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_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/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_14db913d-49d9-42c3-84b2-182d3a0f0414/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 53b2835bffc5e46db9e843d7a27e5dc2af58bf47930b3bc6dacf70c618d5bd01 --- 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 16:42:16,877 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:16,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:16,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:16,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:16,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:16,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:16,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:16,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:16,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:16,951 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:16,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:16,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:16,960 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:16,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:16,964 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:16,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:16,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:16,970 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:16,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:16,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:16,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:16,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:16,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:16,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:16,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:16,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:16,999 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:17,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:17,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:17,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:17,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:17,016 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:17,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:17,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:17,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:17,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:17,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:17,021 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:17,022 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:17,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:17,047 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:17,177 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:17,177 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:17,178 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:17,178 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:17,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:17,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:17,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:17,180 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:17,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:17,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:17,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:17,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:17,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:17,181 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:17,181 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:17,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:17,181 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:17,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:17,182 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:17,182 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:17,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:17,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:17,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:17,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:17,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:17,183 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:17,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:17,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:17,184 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_14db913d-49d9-42c3-84b2-182d3a0f0414/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53b2835bffc5e46db9e843d7a27e5dc2af58bf47930b3bc6dacf70c618d5bd01 [2022-10-17 16:42:17,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:17,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:17,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:17,547 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:17,548 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:17,550 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c [2022-10-17 16:42:17,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/data/bdc952ebd/c108dc40ed254ae98c6c25ebb50e9600/FLAGe2e6cca78 [2022-10-17 16:42:18,173 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:18,174 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c [2022-10-17 16:42:18,189 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/data/bdc952ebd/c108dc40ed254ae98c6c25ebb50e9600/FLAGe2e6cca78 [2022-10-17 16:42:18,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/data/bdc952ebd/c108dc40ed254ae98c6c25ebb50e9600 [2022-10-17 16:42:18,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:18,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:18,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:18,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:18,501 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:18,501 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:18" (1/1) ... [2022-10-17 16:42:18,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52d050f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:18, skipping insertion in model container [2022-10-17 16:42:18,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:18" (1/1) ... [2022-10-17 16:42:18,509 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:18,591 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:18,829 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_14db913d-49d9-42c3-84b2-182d3a0f0414/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c[911,924] [2022-10-17 16:42:18,950 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_14db913d-49d9-42c3-84b2-182d3a0f0414/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c[8416,8429] [2022-10-17 16:42:19,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:19,057 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:19,076 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_14db913d-49d9-42c3-84b2-182d3a0f0414/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c[911,924] [2022-10-17 16:42:19,126 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_14db913d-49d9-42c3-84b2-182d3a0f0414/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.03.cil-2.c[8416,8429] [2022-10-17 16:42:19,168 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:19,189 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:19,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19 WrapperNode [2022-10-17 16:42:19,189 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:19,190 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:19,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:19,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:19,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,211 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,272 INFO L138 Inliner]: procedures = 61, calls = 70, calls flagged for inlining = 30, calls inlined = 30, statements flattened = 556 [2022-10-17 16:42:19,275 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:19,277 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:19,277 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:19,277 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:19,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,300 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,300 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,338 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,357 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:19,372 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:19,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:19,373 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:19,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:19" (1/1) ... [2022-10-17 16:42:19,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:19,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:19,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:19,452 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14db913d-49d9-42c3-84b2-182d3a0f0414/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:19,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:42:19,483 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:42:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:42:19,483 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:42:19,483 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:42:19,484 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:42:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:42:19,484 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:42:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:42:19,484 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:42:19,484 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:42:19,485 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:42:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:42:19,485 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:42:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:42:19,485 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:42:19,485 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:42:19,486 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:42:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:42:19,486 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:42:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:42:19,486 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:42:19,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:42:19,487 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:42:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:42:19,487 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:42:19,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:19,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:19,488 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:42:19,488 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:42:19,640 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:19,642 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:20,439 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 16:42:20,439 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2022-10-17 16:42:20,548 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:20,854 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:20,854 INFO L300 CfgBuilder]: Removed 10 assume(true) statements. [2022-10-17 16:42:20,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:20 BoogieIcfgContainer [2022-10-17 16:42:20,858 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:20,859 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:20,860 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:20,871 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:20,871 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:20" (1/1) ... [2022-10-17 16:42:20,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:20,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:20,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 168 states and 243 transitions. [2022-10-17 16:42:20,952 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 243 transitions. [2022-10-17 16:42:20,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:20,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:20,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,379 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 16:42:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 180 states and 265 transitions. [2022-10-17 16:42:21,483 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 265 transitions. [2022-10-17 16:42:21,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:21,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,660 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 16:42:21,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 181 states and 265 transitions. [2022-10-17 16:42:21,678 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 265 transitions. [2022-10-17 16:42:21,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:21,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:21,858 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 16:42:21,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:21,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 182 states and 265 transitions. [2022-10-17 16:42:21,872 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 265 transitions. [2022-10-17 16:42:21,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:21,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:21,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:21,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:22,010 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 16:42:22,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:22,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 191 states and 286 transitions. [2022-10-17 16:42:22,183 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 286 transitions. [2022-10-17 16:42:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:22,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:22,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:22,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:22,289 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 16:42:22,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:22,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 199 states and 301 transitions. [2022-10-17 16:42:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 301 transitions. [2022-10-17 16:42:22,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:22,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:22,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:22,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:22,525 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 16:42:22,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:22,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 204 states and 306 transitions. [2022-10-17 16:42:22,623 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 306 transitions. [2022-10-17 16:42:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:22,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:22,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:22,846 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 16:42:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:23,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 210 states and 317 transitions. [2022-10-17 16:42:23,103 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 317 transitions. [2022-10-17 16:42:23,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:23,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:23,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:23,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,274 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 16:42:23,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:23,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 217 states and 330 transitions. [2022-10-17 16:42:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 330 transitions. [2022-10-17 16:42:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:23,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:23,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:23,782 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 16:42:25,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:25,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 230 states and 357 transitions. [2022-10-17 16:42:25,124 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 357 transitions. [2022-10-17 16:42:25,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:25,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:25,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:25,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:25,165 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 16:42:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 225 states and 341 transitions. [2022-10-17 16:42:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 341 transitions. [2022-10-17 16:42:25,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:25,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:25,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:25,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:25,451 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 16:42:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:25,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 235 states and 360 transitions. [2022-10-17 16:42:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 360 transitions. [2022-10-17 16:42:25,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:25,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:25,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:25,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:25,756 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 16:42:25,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:25,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 238 states and 366 transitions. [2022-10-17 16:42:25,802 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 366 transitions. [2022-10-17 16:42:25,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:25,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:25,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:25,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:25,852 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 16:42:26,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:26,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 246 states and 379 transitions. [2022-10-17 16:42:26,192 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 379 transitions. [2022-10-17 16:42:26,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:26,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:26,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:26,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:26,514 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 16:42:28,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:28,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 265 states and 423 transitions. [2022-10-17 16:42:28,410 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 423 transitions. [2022-10-17 16:42:28,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:28,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:28,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:28,593 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 16:42:30,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:30,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 271 states and 443 transitions. [2022-10-17 16:42:30,330 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 443 transitions. [2022-10-17 16:42:30,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:30,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:30,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:30,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,394 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 16:42:30,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:30,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 274 states and 449 transitions. [2022-10-17 16:42:30,909 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 449 transitions. [2022-10-17 16:42:30,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:30,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:30,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:30,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,973 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 16:42:31,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:31,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 274 states and 446 transitions. [2022-10-17 16:42:31,387 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 446 transitions. [2022-10-17 16:42:31,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:31,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:31,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,434 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 16:42:31,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:31,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 274 states and 444 transitions. [2022-10-17 16:42:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 444 transitions. [2022-10-17 16:42:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:31,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,743 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 16:42:31,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:31,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 274 states and 440 transitions. [2022-10-17 16:42:31,902 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 440 transitions. [2022-10-17 16:42:31,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:31,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:31,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,974 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 16:42:32,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 272 states and 436 transitions. [2022-10-17 16:42:32,095 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 436 transitions. [2022-10-17 16:42:32,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:32,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:32,149 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 16:42:32,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 273 states and 437 transitions. [2022-10-17 16:42:32,287 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 437 transitions. [2022-10-17 16:42:32,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:32,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:32,748 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 16:42:36,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:36,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 291 states and 484 transitions. [2022-10-17 16:42:36,213 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 484 transitions. [2022-10-17 16:42:36,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:36,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:36,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:36,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:36,269 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 16:42:36,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:36,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 293 states and 489 transitions. [2022-10-17 16:42:36,589 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 489 transitions. [2022-10-17 16:42:36,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:36,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:36,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:36,644 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 16:42:36,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:36,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 294 states and 492 transitions. [2022-10-17 16:42:36,935 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 492 transitions. [2022-10-17 16:42:36,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:36,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:36,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,032 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 16:42:37,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 296 states and 495 transitions. [2022-10-17 16:42:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 495 transitions. [2022-10-17 16:42:37,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:37,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:37,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,439 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 16:42:37,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:37,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 290 states and 482 transitions. [2022-10-17 16:42:37,462 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 482 transitions. [2022-10-17 16:42:37,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:37,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:37,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,504 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 16:42:37,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:37,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 292 states and 487 transitions. [2022-10-17 16:42:37,837 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 487 transitions. [2022-10-17 16:42:37,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:37,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:37,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:37,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,881 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 16:42:38,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:38,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 293 states and 489 transitions. [2022-10-17 16:42:38,065 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 489 transitions. [2022-10-17 16:42:38,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:38,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:38,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:38,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:38,769 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 16:42:43,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 304 states and 512 transitions. [2022-10-17 16:42:43,115 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 512 transitions. [2022-10-17 16:42:43,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:43,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,173 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 16:42:43,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 303 states and 509 transitions. [2022-10-17 16:42:43,936 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 509 transitions. [2022-10-17 16:42:43,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:42:43,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,988 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 16:42:44,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:44,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 301 states and 504 transitions. [2022-10-17 16:42:44,161 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 504 transitions. [2022-10-17 16:42:44,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:42:44,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:44,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:44,214 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 16:42:44,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:44,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 302 states and 505 transitions. [2022-10-17 16:42:44,436 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 505 transitions. [2022-10-17 16:42:44,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:42:44,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:44,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:45,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.