./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL --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 233676c1e8a1b5798ecf495818fb18bbff45b7aea47a9aff904b2f64a9e366a2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:09:50,945 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:09:50,948 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:09:51,004 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:09:51,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:09:51,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:09:51,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:09:51,015 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:09:51,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:09:51,024 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:09:51,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:09:51,027 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:09:51,027 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:09:51,030 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:09:51,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:09:51,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:09:51,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:09:51,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:09:51,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:09:51,054 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:09:51,056 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:09:51,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:09:51,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:09:51,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:09:51,070 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:09:51,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:09:51,071 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:09:51,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:09:51,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:09:51,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:09:51,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:09:51,077 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:09:51,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:09:51,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:09:51,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:09:51,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:09:51,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:09:51,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:09:51,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:09:51,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:09:51,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:09:51,086 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:09:51,126 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:09:51,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:09:51,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:09:51,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:09:51,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:09:51,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:09:51,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:09:51,131 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:09:51,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:09:51,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:09:51,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:09:51,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:09:51,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:09:51,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:09:51,140 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:09:51,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:09:51,140 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:09:51,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:09:51,141 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:09:51,141 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:09:51,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:09:51,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:09:51,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:09:51,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:09:51,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:09:51,142 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:09:51,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:09:51,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:09:51,143 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_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 233676c1e8a1b5798ecf495818fb18bbff45b7aea47a9aff904b2f64a9e366a2 [2021-11-25 07:09:51,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:09:51,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:09:51,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:09:51,483 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:09:51,485 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:09:51,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-25 07:09:51,571 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/data/652ffbbdc/90c64c3fa8be4038859c25a0f33e47e9/FLAG637296898 [2021-11-25 07:09:52,137 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:09:52,138 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-25 07:09:52,149 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/data/652ffbbdc/90c64c3fa8be4038859c25a0f33e47e9/FLAG637296898 [2021-11-25 07:09:52,569 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/data/652ffbbdc/90c64c3fa8be4038859c25a0f33e47e9 [2021-11-25 07:09:52,572 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:09:52,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:09:52,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:09:52,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:09:52,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:09:52,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:09:52" (1/1) ... [2021-11-25 07:09:52,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53b0e503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:52, skipping insertion in model container [2021-11-25 07:09:52,582 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:09:52" (1/1) ... [2021-11-25 07:09:52,597 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:09:52,671 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:09:52,866 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_510db3bd-f6d6-44c5-b9d1-e7d237938593/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6876,6889] [2021-11-25 07:09:52,882 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_510db3bd-f6d6-44c5-b9d1-e7d237938593/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9071,9084] [2021-11-25 07:09:52,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:09:52,923 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:09:53,000 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_510db3bd-f6d6-44c5-b9d1-e7d237938593/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6876,6889] [2021-11-25 07:09:53,015 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_510db3bd-f6d6-44c5-b9d1-e7d237938593/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9071,9084] [2021-11-25 07:09:53,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:09:53,062 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:09:53,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53 WrapperNode [2021-11-25 07:09:53,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:09:53,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:09:53,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:09:53,071 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:09:53,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,115 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,173 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 447 [2021-11-25 07:09:53,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:09:53,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:09:53,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:09:53,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:09:53,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:09:53,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:09:53,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:09:53,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:09:53,254 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:09:53" (1/1) ... [2021-11-25 07:09:53,269 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:09:53,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:09:53,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:09:53,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_510db3bd-f6d6-44c5-b9d1-e7d237938593/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:09:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:09:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:09:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:09:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:09:53,471 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:09:53,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:09:53,988 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:09:54,114 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:09:54,115 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:09:54,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:09:54 BoogieIcfgContainer [2021-11-25 07:09:54,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:09:54,118 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:09:54,119 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:09:54,129 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:09:54,129 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:09:54" (1/1) ... [2021-11-25 07:09:54,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:09:54,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:54,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 77 states and 130 transitions. [2021-11-25 07:09:54,195 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 130 transitions. [2021-11-25 07:09:54,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:09:54,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:54,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:54,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:54,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:54,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 83 states and 140 transitions. [2021-11-25 07:09:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 140 transitions. [2021-11-25 07:09:54,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:09:54,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:54,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:54,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:55,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:55,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 145 transitions. [2021-11-25 07:09:55,370 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2021-11-25 07:09:55,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:09:55,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:55,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:55,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:55,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:55,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 87 states and 146 transitions. [2021-11-25 07:09:55,525 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 146 transitions. [2021-11-25 07:09:55,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:09:55,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:55,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:55,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:55,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 80 states and 133 transitions. [2021-11-25 07:09:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 133 transitions. [2021-11-25 07:09:55,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:09:55,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:55,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:55,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:55,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:56,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:56,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 80 states and 132 transitions. [2021-11-25 07:09:56,598 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 132 transitions. [2021-11-25 07:09:56,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:09:56,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:56,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:56,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:09:56,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:09:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:09:56,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 77 states and 126 transitions. [2021-11-25 07:09:56,668 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 126 transitions. [2021-11-25 07:09:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:09:56,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:09:56,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:09:56,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:00,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:09,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:09,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2021-11-25 07:10:09,448 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2021-11-25 07:10:09,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:10:09,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:09,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:09,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:15,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:44,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:44,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2021-11-25 07:10:44,512 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2021-11-25 07:10:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:10:44,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:44,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:44,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:44,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:47,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 76 states and 121 transitions. [2021-11-25 07:10:47,321 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2021-11-25 07:10:47,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:10:47,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:47,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:47,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:47,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:49,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 134 transitions. [2021-11-25 07:10:49,775 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2021-11-25 07:10:49,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:10:49,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:49,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:49,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 84 states and 134 transitions. [2021-11-25 07:10:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 134 transitions. [2021-11-25 07:10:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:10:49,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:49,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:50,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:52,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:52,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2021-11-25 07:10:52,148 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2021-11-25 07:10:52,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:10:52,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:52,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:52,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:52,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:52,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2021-11-25 07:10:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2021-11-25 07:10:52,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 07:10:52,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:52,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:52,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:52,306 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:52,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:52,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 157 transitions. [2021-11-25 07:10:52,321 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2021-11-25 07:10:52,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:10:52,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:52,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:52,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:52,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:54,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 115 states and 189 transitions. [2021-11-25 07:10:54,062 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2021-11-25 07:10:54,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:10:54,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:54,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:54,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:54,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:54,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 116 states and 189 transitions. [2021-11-25 07:10:54,138 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 189 transitions. [2021-11-25 07:10:54,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:10:54,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:54,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:54,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:54,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:54,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:54,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 117 states and 189 transitions. [2021-11-25 07:10:54,210 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 189 transitions. [2021-11-25 07:10:54,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:10:54,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:54,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:54,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:54,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:54,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:54,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 118 states and 189 transitions. [2021-11-25 07:10:54,276 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 189 transitions. [2021-11-25 07:10:54,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:10:54,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:54,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:54,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:10:56,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:10:56,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 137 states and 224 transitions. [2021-11-25 07:10:56,561 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2021-11-25 07:10:56,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:10:56,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:10:56,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:10:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:10:56,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:00,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:00,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 155 states and 256 transitions. [2021-11-25 07:11:00,342 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 256 transitions. [2021-11-25 07:11:00,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:11:00,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:00,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:01,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:01,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 156 states and 259 transitions. [2021-11-25 07:11:01,281 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 259 transitions. [2021-11-25 07:11:01,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:11:01,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:01,282 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:01,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:01,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:01,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:01,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 157 states and 259 transitions. [2021-11-25 07:11:01,960 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 259 transitions. [2021-11-25 07:11:01,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:11:01,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:01,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:01,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:02,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:02,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 158 states and 259 transitions. [2021-11-25 07:11:02,183 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 259 transitions. [2021-11-25 07:11:02,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:11:02,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:02,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:02,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:02,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 159 states and 259 transitions. [2021-11-25 07:11:02,261 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 259 transitions. [2021-11-25 07:11:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:11:02,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:02,262 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:02,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:03,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:03,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 160 states and 262 transitions. [2021-11-25 07:11:03,180 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 262 transitions. [2021-11-25 07:11:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:11:03,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:03,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:03,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:03,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:03,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:03,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 161 states and 262 transitions. [2021-11-25 07:11:03,931 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 262 transitions. [2021-11-25 07:11:03,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:11:03,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:03,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:04,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:11:07,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 165 states and 272 transitions. [2021-11-25 07:11:07,093 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 272 transitions. [2021-11-25 07:11:07,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:11:07,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:07,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:07,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:07,436 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:11:19,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:19,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 178 states and 298 transitions. [2021-11-25 07:11:19,182 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 298 transitions. [2021-11-25 07:11:19,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:11:19,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:19,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:19,915 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:11:36,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:36,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 181 states and 303 transitions. [2021-11-25 07:11:36,622 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 303 transitions. [2021-11-25 07:11:36,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:11:36,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:36,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:11:36,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:11:36,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 182 states and 303 transitions. [2021-11-25 07:11:36,782 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 303 transitions. [2021-11-25 07:11:36,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:11:36,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:11:36,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:11:36,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:11:54,535 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:13:42,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:42,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 211 states and 399 transitions. [2021-11-25 07:13:42,987 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 399 transitions. [2021-11-25 07:13:42,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:13:42,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:42,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:43,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:43,045 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:13:43,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:13:43,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 212 states and 399 transitions. [2021-11-25 07:13:43,184 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 399 transitions. [2021-11-25 07:13:43,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:13:43,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:13:43,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:13:43,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:13:45,372 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:14:02,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:02,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 220 states and 418 transitions. [2021-11-25 07:14:02,525 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 418 transitions. [2021-11-25 07:14:02,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:02,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:02,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:03,090 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 07:14:36,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:36,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 234 states and 452 transitions. [2021-11-25 07:14:36,266 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 452 transitions. [2021-11-25 07:14:36,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:36,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:36,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:36,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 07:14:58,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:14:58,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 243 states and 472 transitions. [2021-11-25 07:14:58,672 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 472 transitions. [2021-11-25 07:14:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:14:58,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:14:58,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:14:58,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:14:59,156 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:15:08,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:15:08,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 247 states and 480 transitions. [2021-11-25 07:15:08,366 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 480 transitions. [2021-11-25 07:15:08,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:15:08,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:15:08,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:15:08,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:15:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:20,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:20,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 276 states and 601 transitions. [2021-11-25 07:19:20,047 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 601 transitions. [2021-11-25 07:19:20,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:19:20,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:20,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:20,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:22,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.