./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.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_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/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_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/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_3d11065f-2082-4d2a-9d1f-5036c58c6926/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 78201c5527fd684bbb5ce3426a0df19562cff65b8fe2040ac04671f6137326c6 --- 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 16:45:41,922 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:41,925 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:41,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:41,996 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:42,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:42,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:42,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:42,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:42,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:42,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:42,022 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:42,023 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:42,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:42,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:42,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:42,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:42,042 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:42,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:42,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:42,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:42,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:42,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:42,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:42,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:42,069 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:42,070 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:42,072 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:42,073 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:42,074 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:42,075 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:42,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:42,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:42,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:42,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:42,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:42,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:42,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:42,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:42,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:42,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:42,087 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:45:42,138 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:42,138 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:42,140 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:42,140 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:42,142 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:42,142 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:42,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:42,143 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:42,143 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:42,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:42,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:42,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:42,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:42,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:42,145 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:42,146 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:42,146 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:42,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:42,146 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:42,146 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:42,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:42,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:42,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:42,148 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:42,148 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:42,148 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:42,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:42,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:42,150 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_3d11065f-2082-4d2a-9d1f-5036c58c6926/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78201c5527fd684bbb5ce3426a0df19562cff65b8fe2040ac04671f6137326c6 [2022-10-17 16:45:42,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:42,492 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:42,495 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:42,496 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:42,498 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:42,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-2.c [2022-10-17 16:45:42,577 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/data/4c0841149/5d987ad91a2c4ff38db316ccd0b61c7a/FLAG082703cdb [2022-10-17 16:45:43,177 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:43,179 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-2.c [2022-10-17 16:45:43,196 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/data/4c0841149/5d987ad91a2c4ff38db316ccd0b61c7a/FLAG082703cdb [2022-10-17 16:45:43,465 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/data/4c0841149/5d987ad91a2c4ff38db316ccd0b61c7a [2022-10-17 16:45:43,468 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:43,469 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:43,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:43,482 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:43,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:43,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:43,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@314d8644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:43, skipping insertion in model container [2022-10-17 16:45:43,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:43" (1/1) ... [2022-10-17 16:45:43,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:43,587 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:43,781 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_3d11065f-2082-4d2a-9d1f-5036c58c6926/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-2.c[913,926] [2022-10-17 16:45:43,849 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_3d11065f-2082-4d2a-9d1f-5036c58c6926/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-2.c[5977,5990] [2022-10-17 16:45:44,008 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:44,036 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:44,067 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_3d11065f-2082-4d2a-9d1f-5036c58c6926/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-2.c[913,926] [2022-10-17 16:45:44,092 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_3d11065f-2082-4d2a-9d1f-5036c58c6926/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-2.c[5977,5990] [2022-10-17 16:45:44,206 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:44,234 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:44,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44 WrapperNode [2022-10-17 16:45:44,235 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:44,237 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:44,237 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:44,237 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:44,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,340 INFO L138 Inliner]: procedures = 68, calls = 78, calls flagged for inlining = 43, calls inlined = 43, statements flattened = 939 [2022-10-17 16:45:44,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:44,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:44,346 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:44,346 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:44,358 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,384 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,472 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,500 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:44,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:44,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:44,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:44,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:44" (1/1) ... [2022-10-17 16:45:44,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:44,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:44,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:44,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3d11065f-2082-4d2a-9d1f-5036c58c6926/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:44,606 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:45:44,607 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:45:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 16:45:44,607 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 16:45:44,607 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:45:44,608 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:45:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:45:44,608 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:45:44,608 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:45:44,608 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:45:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:45:44,609 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:45:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:45:44,609 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:45:44,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:45:44,610 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:45:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:44,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:44,610 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:45:44,611 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:45:44,829 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:44,832 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:46,234 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:46,877 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:46,877 INFO L300 CfgBuilder]: Removed 17 assume(true) statements. [2022-10-17 16:45:46,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:46 BoogieIcfgContainer [2022-10-17 16:45:46,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:46,884 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:46,884 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:46,897 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:46,898 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:46" (1/1) ... [2022-10-17 16:45:46,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:46,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 217 states and 333 transitions. [2022-10-17 16:45:47,016 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 333 transitions. [2022-10-17 16:45:47,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:45:47,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:47,463 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 16:45:47,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 222 states and 339 transitions. [2022-10-17 16:45:47,598 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 339 transitions. [2022-10-17 16:45:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:45:47,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:47,762 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 16:45:47,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:47,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 232 states and 359 transitions. [2022-10-17 16:45:47,872 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 359 transitions. [2022-10-17 16:45:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:45:47,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:47,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:47,982 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 16:45:48,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:48,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 244 states and 382 transitions. [2022-10-17 16:45:48,190 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 382 transitions. [2022-10-17 16:45:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:45:48,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:48,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:48,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:48,267 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 16:45:48,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:48,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 244 states and 381 transitions. [2022-10-17 16:45:48,284 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 381 transitions. [2022-10-17 16:45:48,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:45:48,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:48,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:48,597 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 16:45:48,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:48,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 247 states and 387 transitions. [2022-10-17 16:45:48,950 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 387 transitions. [2022-10-17 16:45:48,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:45:48,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:48,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:49,031 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 16:45:49,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:49,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 255 states and 402 transitions. [2022-10-17 16:45:49,725 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 402 transitions. [2022-10-17 16:45:49,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:45:49,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:49,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:49,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:49,826 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 16:45:50,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:50,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 263 states and 417 transitions. [2022-10-17 16:45:50,741 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 417 transitions. [2022-10-17 16:45:50,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:45:50,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:50,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:50,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:50,838 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 265 states and 421 transitions. [2022-10-17 16:45:51,121 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 421 transitions. [2022-10-17 16:45:51,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:45:51,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,211 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:51,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 269 states and 426 transitions. [2022-10-17 16:45:51,295 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 426 transitions. [2022-10-17 16:45:51,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:45:51,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,371 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:45:51,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 276 states and 442 transitions. [2022-10-17 16:45:51,798 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 442 transitions. [2022-10-17 16:45:51,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:45:51,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,843 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:45:51,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:51,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 278 states and 445 transitions. [2022-10-17 16:45:51,945 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 445 transitions. [2022-10-17 16:45:51,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:45:51,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:51,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:51,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:51,990 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:45:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:52,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 285 states and 462 transitions. [2022-10-17 16:45:52,294 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 462 transitions. [2022-10-17 16:45:52,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:52,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:52,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:52,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:52,366 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:45:52,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:52,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 285 states and 461 transitions. [2022-10-17 16:45:52,391 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 461 transitions. [2022-10-17 16:45:52,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:45:52,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:52,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:52,762 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:45:53,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 294 states and 476 transitions. [2022-10-17 16:45:53,083 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 476 transitions. [2022-10-17 16:45:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:45:53,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:53,213 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:45:53,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 295 states and 476 transitions. [2022-10-17 16:45:53,240 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 476 transitions. [2022-10-17 16:45:53,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:45:53,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:53,295 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:45:53,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:53,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 304 states and 491 transitions. [2022-10-17 16:45:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 491 transitions. [2022-10-17 16:45:53,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:53,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:53,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:53,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:53,989 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:54,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:54,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 310 states and 502 transitions. [2022-10-17 16:45:54,533 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 502 transitions. [2022-10-17 16:45:54,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:54,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:54,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:54,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:54,663 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:45:54,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:54,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 316 states and 513 transitions. [2022-10-17 16:45:54,987 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 513 transitions. [2022-10-17 16:45:54,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:45:54,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:54,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:45:56,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:56,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 329 states and 548 transitions. [2022-10-17 16:45:56,370 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 548 transitions. [2022-10-17 16:45:56,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:45:56,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:56,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:56,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:56,405 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:45:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:57,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 339 states and 567 transitions. [2022-10-17 16:45:57,223 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 567 transitions. [2022-10-17 16:45:57,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:45:57,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:57,268 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:45:57,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 345 states and 578 transitions. [2022-10-17 16:45:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 578 transitions. [2022-10-17 16:45:57,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:45:57,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:45:57,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:45:57,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:45:58,057 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:46:01,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:01,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 371 states and 638 transitions. [2022-10-17 16:46:01,718 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 638 transitions. [2022-10-17 16:46:01,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:46:01,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:01,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:01,800 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:46:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:02,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 372 states and 642 transitions. [2022-10-17 16:46:02,146 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 642 transitions. [2022-10-17 16:46:02,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:46:02,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:02,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:46:02,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:02,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 373 states and 647 transitions. [2022-10-17 16:46:02,472 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 647 transitions. [2022-10-17 16:46:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:46:02,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:02,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:02,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:46:02,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:02,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 374 states and 650 transitions. [2022-10-17 16:46:02,780 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 650 transitions. [2022-10-17 16:46:02,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:46:02,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:02,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:03,236 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:46:04,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:04,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 374 states and 649 transitions. [2022-10-17 16:46:04,071 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 649 transitions. [2022-10-17 16:46:04,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:46:04,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:04,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:04,231 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:46:04,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:04,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 374 states and 648 transitions. [2022-10-17 16:46:04,755 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 648 transitions. [2022-10-17 16:46:04,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:46:04,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:04,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:05,127 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:46:07,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:07,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 389 states and 685 transitions. [2022-10-17 16:46:07,659 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 685 transitions. [2022-10-17 16:46:07,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:46:07,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:07,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:07,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:07,807 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:46:08,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:08,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 390 states and 687 transitions. [2022-10-17 16:46:08,207 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 687 transitions. [2022-10-17 16:46:08,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:46:08,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:08,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:08,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:08,700 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:46:09,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:09,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 392 states and 694 transitions. [2022-10-17 16:46:09,957 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 694 transitions. [2022-10-17 16:46:09,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:46:09,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:09,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:09,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:10,085 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:46:10,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:10,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 390 states and 690 transitions. [2022-10-17 16:46:10,276 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 690 transitions. [2022-10-17 16:46:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:46:10,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:10,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:10,325 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:46:10,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:10,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 395 states and 698 transitions. [2022-10-17 16:46:10,602 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 698 transitions. [2022-10-17 16:46:10,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:46:10,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:10,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:10,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:10,712 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:46:10,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:10,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 396 states and 701 transitions. [2022-10-17 16:46:10,749 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 701 transitions. [2022-10-17 16:46:10,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:46:10,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:10,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:10,912 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:46:10,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:10,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 397 states and 702 transitions. [2022-10-17 16:46:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 702 transitions. [2022-10-17 16:46:10,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:46:10,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:10,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:11,019 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:46:11,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:11,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 402 states and 716 transitions. [2022-10-17 16:46:11,300 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 716 transitions. [2022-10-17 16:46:11,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:46:11,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:11,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:46:11,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:11,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 404 states and 719 transitions. [2022-10-17 16:46:11,905 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 719 transitions. [2022-10-17 16:46:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:46:11,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:11,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:11,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:12,029 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:46:12,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:12,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 402 states and 708 transitions. [2022-10-17 16:46:12,105 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 708 transitions. [2022-10-17 16:46:12,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:46:12,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:12,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:12,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.