./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/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_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e --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 0.2.1-dev-63182f1 [2021-11-13 23:55:09,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:55:09,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:55:09,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:55:09,314 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:55:09,323 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:55:09,326 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:55:09,329 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:55:09,331 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:55:09,332 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:55:09,333 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:55:09,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:55:09,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:55:09,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:55:09,340 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:55:09,344 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:55:09,346 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:55:09,352 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:55:09,355 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:55:09,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:55:09,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:55:09,370 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:55:09,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:55:09,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:55:09,379 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:55:09,382 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:55:09,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:55:09,385 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:55:09,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:55:09,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:55:09,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:55:09,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:55:09,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:55:09,393 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:55:09,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:55:09,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:55:09,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:55:09,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:55:09,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:55:09,397 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:55:09,398 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:55:09,399 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:55:09,447 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:55:09,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:55:09,449 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:55:09,450 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:55:09,450 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:55:09,451 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:55:09,451 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:55:09,451 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:55:09,457 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:55:09,458 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:55:09,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:55:09,461 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:55:09,461 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:55:09,461 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:55:09,462 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:55:09,462 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:55:09,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:55:09,462 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:55:09,463 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:55:09,463 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:55:09,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:55:09,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:55:09,464 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:55:09,464 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:55:09,464 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:55:09,465 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:55:09,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:55:09,465 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:55:09,465 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_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 233676c1e8a1b5798ecf495818fb18bbff45b7aea47a9aff904b2f64a9e366a2 [2021-11-13 23:55:09,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:55:09,775 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:55:09,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:55:09,779 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:55:09,780 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:55:09,782 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-13 23:55:09,868 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/data/7aed9c961/dc030b9cfaaf4bf4a092aa425c74ba35/FLAG67ffe6a6e [2021-11-13 23:55:10,379 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:55:10,380 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-13 23:55:10,397 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/data/7aed9c961/dc030b9cfaaf4bf4a092aa425c74ba35/FLAG67ffe6a6e [2021-11-13 23:55:10,712 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/data/7aed9c961/dc030b9cfaaf4bf4a092aa425c74ba35 [2021-11-13 23:55:10,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:55:10,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:55:10,718 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:55:10,718 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:55:10,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:55:10,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:55:10" (1/1) ... [2021-11-13 23:55:10,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a94ed3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:10, skipping insertion in model container [2021-11-13 23:55:10,731 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:55:10" (1/1) ... [2021-11-13 23:55:10,743 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:55:10,781 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:55:11,007 WARN L228 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_6f7cc216-384b-4c26-adc7-c583eae7a384/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6876,6889] [2021-11-13 23:55:11,034 WARN L228 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_6f7cc216-384b-4c26-adc7-c583eae7a384/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9071,9084] [2021-11-13 23:55:11,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:55:11,088 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:55:11,160 WARN L228 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_6f7cc216-384b-4c26-adc7-c583eae7a384/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6876,6889] [2021-11-13 23:55:11,175 WARN L228 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_6f7cc216-384b-4c26-adc7-c583eae7a384/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9071,9084] [2021-11-13 23:55:11,186 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:55:11,206 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:55:11,206 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11 WrapperNode [2021-11-13 23:55:11,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:55:11,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:55:11,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:55:11,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:55:11,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,245 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:55:11,302 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:55:11,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:55:11,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:55:11,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,344 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,349 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:55:11,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:55:11,358 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:55:11,358 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:55:11,379 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:55:11" (1/1) ... [2021-11-13 23:55:11,387 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:55:11,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:55:11,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:55:11,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f7cc216-384b-4c26-adc7-c583eae7a384/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:55:11,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:55:11,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:55:11,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:55:11,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:55:12,175 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:55:12,178 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:55:12,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:55:12 BoogieIcfgContainer [2021-11-13 23:55:12,184 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:55:12,185 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:55:12,185 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:55:12,195 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:55:12,196 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:55:12" (1/1) ... [2021-11-13 23:55:12,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:55:12,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:12,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 77 states and 130 transitions. [2021-11-13 23:55:12,310 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 130 transitions. [2021-11-13 23:55:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:55:12,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:12,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:12,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:12,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:12,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:12,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 83 states and 140 transitions. [2021-11-13 23:55:12,873 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 140 transitions. [2021-11-13 23:55:12,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:55:12,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:12,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:12,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:13,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 145 transitions. [2021-11-13 23:55:13,413 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 145 transitions. [2021-11-13 23:55:13,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:55:13,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:13,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:13,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:13,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:13,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 87 states and 146 transitions. [2021-11-13 23:55:13,617 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 146 transitions. [2021-11-13 23:55:13,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:55:13,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:13,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:13,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:13,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:13,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 80 states and 133 transitions. [2021-11-13 23:55:13,791 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 133 transitions. [2021-11-13 23:55:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:55:13,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:13,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:13,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:14,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:14,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 80 states and 132 transitions. [2021-11-13 23:55:14,845 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 132 transitions. [2021-11-13 23:55:14,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:55:14,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:14,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:14,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:14,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 77 states and 126 transitions. [2021-11-13 23:55:14,941 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 126 transitions. [2021-11-13 23:55:14,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:55:14,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:14,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:18,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:55:28,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:55:28,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2021-11-13 23:55:28,385 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2021-11-13 23:55:28,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:55:28,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:55:28,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:55:28,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:55:34,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:02,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:02,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 74 states and 118 transitions. [2021-11-13 23:56:02,684 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 118 transitions. [2021-11-13 23:56:02,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:56:02,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:02,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:02,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:05,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:05,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 76 states and 121 transitions. [2021-11-13 23:56:05,329 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2021-11-13 23:56:05,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:56:05,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:05,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:05,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:05,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:07,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:07,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 83 states and 134 transitions. [2021-11-13 23:56:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 134 transitions. [2021-11-13 23:56:07,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:56:07,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:07,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:07,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:07,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:07,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 84 states and 134 transitions. [2021-11-13 23:56:07,868 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 134 transitions. [2021-11-13 23:56:07,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:56:07,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:07,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:08,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:10,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:10,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2021-11-13 23:56:10,309 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2021-11-13 23:56:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:56:10,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:10,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:10,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:10,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2021-11-13 23:56:10,370 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2021-11-13 23:56:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:56:10,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:10,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:10,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:10,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 98 states and 157 transitions. [2021-11-13 23:56:10,456 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 157 transitions. [2021-11-13 23:56:10,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:56:10,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:10,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:10,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:12,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:12,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 115 states and 189 transitions. [2021-11-13 23:56:12,316 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 189 transitions. [2021-11-13 23:56:12,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:56:12,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:12,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:12,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:12,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:12,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:12,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 116 states and 189 transitions. [2021-11-13 23:56:12,376 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 189 transitions. [2021-11-13 23:56:12,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:56:12,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:12,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:12,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:12,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:12,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:12,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 117 states and 189 transitions. [2021-11-13 23:56:12,435 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 189 transitions. [2021-11-13 23:56:12,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:56:12,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:12,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:12,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:12,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:12,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:12,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 118 states and 189 transitions. [2021-11-13 23:56:12,512 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 189 transitions. [2021-11-13 23:56:12,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:56:12,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:12,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:12,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:14,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:14,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 137 states and 224 transitions. [2021-11-13 23:56:14,837 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 224 transitions. [2021-11-13 23:56:14,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:56:14,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:14,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:14,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:15,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:18,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:18,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 155 states and 256 transitions. [2021-11-13 23:56:18,394 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 256 transitions. [2021-11-13 23:56:18,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:56:18,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:18,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:18,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:18,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 156 states and 259 transitions. [2021-11-13 23:56:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 259 transitions. [2021-11-13 23:56:19,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:56:19,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:19,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:19,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:19,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:20,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:20,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 157 states and 259 transitions. [2021-11-13 23:56:20,062 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 259 transitions. [2021-11-13 23:56:20,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:56:20,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:20,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:20,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:20,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:20,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 158 states and 259 transitions. [2021-11-13 23:56:20,266 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 259 transitions. [2021-11-13 23:56:20,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:56:20,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:20,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:20,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:20,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 159 states and 259 transitions. [2021-11-13 23:56:20,341 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 259 transitions. [2021-11-13 23:56:20,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:56:20,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:20,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:20,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:20,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:20,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 160 states and 259 transitions. [2021-11-13 23:56:20,547 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 259 transitions. [2021-11-13 23:56:20,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:56:20,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:20,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:20,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:20,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:20,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 161 states and 259 transitions. [2021-11-13 23:56:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 259 transitions. [2021-11-13 23:56:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-13 23:56:20,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:20,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:21,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:56:23,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:23,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 165 states and 269 transitions. [2021-11-13 23:56:23,887 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 269 transitions. [2021-11-13 23:56:23,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:56:23,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:23,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:24,237 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:56:36,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:36,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 295 transitions. [2021-11-13 23:56:36,345 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 295 transitions. [2021-11-13 23:56:36,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:56:36,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:36,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:36,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:56:37,035 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:56:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:56:53,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 181 states and 300 transitions. [2021-11-13 23:56:53,742 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 300 transitions. [2021-11-13 23:56:53,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:56:53,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:56:53,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:56:53,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:57:07,720 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:58:42,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:42,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 210 states and 398 transitions. [2021-11-13 23:58:42,746 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 398 transitions. [2021-11-13 23:58:42,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:58:42,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:42,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:42,798 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:58:43,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:58:43,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 212 states and 398 transitions. [2021-11-13 23:58:43,754 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 398 transitions. [2021-11-13 23:58:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:58:43,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:58:43,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:58:43,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:58:45,780 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-13 23:59:11,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 220 states and 418 transitions. [2021-11-13 23:59:11,482 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 418 transitions. [2021-11-13 23:59:11,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:59:11,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:11,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:11,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-13 23:59:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:59:40,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 234 states and 453 transitions. [2021-11-13 23:59:40,702 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 453 transitions. [2021-11-13 23:59:40,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:59:40,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:59:40,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:59:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:59:41,275 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-14 00:00:00,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:00,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 243 states and 474 transitions. [2021-11-14 00:00:00,429 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 474 transitions. [2021-11-14 00:00:00,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-14 00:00:00,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:00,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:00,950 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-14 00:00:08,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:00:08,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 247 states and 482 transitions. [2021-11-14 00:00:08,815 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 482 transitions. [2021-11-14 00:00:08,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-14 00:00:08,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:00:08,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:00:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:00:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-14 00:05:32,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-14 00:05:32,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 276 states and 599 transitions. [2021-11-14 00:05:32,895 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 599 transitions. [2021-11-14 00:05:32,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-14 00:05:32,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-14 00:05:32,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-14 00:05:32,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-14 00:05:34,686 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.