./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_35-trylock_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_35-trylock_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bc4ff81e27c3c9c08a24375d30c2902a85848d2bd345364dfe2b3c3839c5dc11 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:53:55,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:53:55,852 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:53:55,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:53:55,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:53:55,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:53:55,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:53:55,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:53:55,918 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:53:55,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:53:55,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:53:55,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:53:55,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:53:55,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:53:55,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:53:55,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:53:55,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:53:55,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:53:55,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:53:55,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:53:55,940 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:53:55,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:53:55,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:53:55,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:53:55,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:53:55,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:53:55,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:53:55,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:53:55,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:53:55,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:53:55,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:53:55,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:53:55,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:53:55,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:53:55,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:53:55,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:53:55,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:53:55,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:53:55,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:53:55,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:53:55,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:53:55,965 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-07 00:53:55,991 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:53:55,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:53:55,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:53:55,993 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:53:55,993 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:53:55,993 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:53:55,993 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:53:55,994 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:53:55,994 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:53:55,994 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:53:55,994 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:53:55,995 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:53:55,995 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:53:55,995 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:53:55,996 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:53:55,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:53:55,997 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 00:53:55,997 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 00:53:55,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:53:55,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 00:53:55,998 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:53:55,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:53:55,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:53:55,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:53:55,999 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-07 00:53:55,999 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:53:55,999 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 00:53:55,999 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:53:56,000 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:53:56,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:53:56,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:53:56,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:53:56,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:53:56,001 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:53:56,001 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:53:56,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:53:56,002 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:53:56,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:53:56,002 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:53:56,002 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:53:56,003 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:53:56,003 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc4ff81e27c3c9c08a24375d30c2902a85848d2bd345364dfe2b3c3839c5dc11 [2021-11-07 00:53:56,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:53:56,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:53:56,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:53:56,305 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:53:56,306 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:53:56,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/goblint-regression/04-mutex_35-trylock_rc.i [2021-11-07 00:53:56,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/data/5c8bda36c/1012635791714196862cc77f6b0bece4/FLAG734856157 [2021-11-07 00:53:57,083 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:53:57,083 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/sv-benchmarks/c/goblint-regression/04-mutex_35-trylock_rc.i [2021-11-07 00:53:57,109 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/data/5c8bda36c/1012635791714196862cc77f6b0bece4/FLAG734856157 [2021-11-07 00:53:57,228 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/data/5c8bda36c/1012635791714196862cc77f6b0bece4 [2021-11-07 00:53:57,231 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:53:57,233 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:53:57,234 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:57,234 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:53:57,238 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:53:57,239 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:57" (1/1) ... [2021-11-07 00:53:57,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3860f420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:57, skipping insertion in model container [2021-11-07 00:53:57,241 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:53:57" (1/1) ... [2021-11-07 00:53:57,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:53:57,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:53:58,188 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:58,200 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:53:58,268 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:53:58,424 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:53:58,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58 WrapperNode [2021-11-07 00:53:58,425 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:53:58,426 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:53:58,426 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:53:58,426 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:53:58,434 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,498 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:53:58,499 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:53:58,499 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:53:58,499 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:53:58,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,508 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,514 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,536 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,552 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:53:58,553 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:53:58,553 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:53:58,553 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:53:58,554 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (1/1) ... [2021-11-07 00:53:58,564 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:53:58,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:53:58,603 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:53:58,649 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:53:58,685 INFO L130 BoogieDeclarations]: Found specification of procedure counter_thread [2021-11-07 00:53:58,685 INFO L138 BoogieDeclarations]: Found implementation of procedure counter_thread [2021-11-07 00:53:58,685 INFO L130 BoogieDeclarations]: Found specification of procedure sleep [2021-11-07 00:53:58,685 INFO L130 BoogieDeclarations]: Found specification of procedure monitor_thread [2021-11-07 00:53:58,686 INFO L138 BoogieDeclarations]: Found implementation of procedure monitor_thread [2021-11-07 00:53:58,686 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2021-11-07 00:53:58,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 00:53:58,686 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-07 00:53:58,686 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-07 00:53:58,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:53:58,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:53:58,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:53:58,687 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexTryLock [2021-11-07 00:53:58,687 INFO L130 BoogieDeclarations]: Found specification of procedure time [2021-11-07 00:53:58,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-07 00:53:58,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 00:53:58,689 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-07 00:53:59,516 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:53:59,516 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2021-11-07 00:53:59,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:59 BoogieIcfgContainer [2021-11-07 00:53:59,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:53:59,521 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:53:59,521 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:53:59,524 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:53:59,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:53:57" (1/3) ... [2021-11-07 00:53:59,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387bb187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:53:59, skipping insertion in model container [2021-11-07 00:53:59,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:53:58" (2/3) ... [2021-11-07 00:53:59,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@387bb187 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:53:59, skipping insertion in model container [2021-11-07 00:53:59,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:59" (3/3) ... [2021-11-07 00:53:59,526 INFO L111 eAbstractionObserver]: Analyzing ICFG 04-mutex_35-trylock_rc.i [2021-11-07 00:53:59,534 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-07 00:53:59,553 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:53:59,553 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2021-11-07 00:53:59,553 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-07 00:53:59,610 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,610 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,611 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,611 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,611 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,611 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,611 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,612 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,612 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,612 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,612 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,612 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,613 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,613 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,613 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,613 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,613 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,613 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,614 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,614 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,614 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,614 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,615 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,615 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,615 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,615 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,615 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,616 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,616 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,616 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,616 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,616 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,616 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,617 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,617 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,617 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,617 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,617 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,618 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,618 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,618 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,618 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,618 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,618 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,619 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,619 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,619 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,619 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,619 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,619 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,620 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,620 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,620 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,620 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,621 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,621 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,621 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,621 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,621 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,622 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,622 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,622 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,622 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,622 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,623 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,623 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,623 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,623 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,623 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,623 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,624 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,624 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,624 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,624 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,624 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,625 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,625 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,625 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,625 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,625 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,626 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,626 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,626 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,626 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,626 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,626 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,627 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,627 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,627 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,627 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,627 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,628 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,628 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,628 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,629 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,629 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,629 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,629 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,630 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,630 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,630 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,630 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,630 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,631 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,631 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,631 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,631 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,631 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,631 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,632 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,632 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,632 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,632 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,632 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,633 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,633 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,633 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,633 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,633 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,633 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,634 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,634 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,634 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,634 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,634 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,634 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,635 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,635 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,635 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,635 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,635 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,635 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,636 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,636 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,636 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,636 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,636 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,636 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,637 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,637 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,637 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,637 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,637 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,638 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,638 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,638 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,638 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,638 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,638 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,639 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,639 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,639 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,639 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,639 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,639 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,640 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,640 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,640 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,640 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,640 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,640 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,641 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,641 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,641 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,641 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,641 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,642 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,642 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,642 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,642 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,642 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,642 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,643 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,643 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,643 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,643 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,643 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,643 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,644 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,644 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,644 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,644 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,644 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,644 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,644 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,645 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,645 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,645 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,645 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,645 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,645 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,646 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,646 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,646 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,646 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,646 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,649 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,649 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~misses~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,649 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~status~1 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,650 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,650 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~post61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,650 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,650 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,650 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,650 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret60.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,651 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~ret53.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,651 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,651 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,652 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,652 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,652 WARN L322 ript$VariableManager]: TermVariabe monitor_threadThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,652 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,652 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,652 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,653 WARN L322 ript$VariableManager]: TermVariabe |monitor_threadThread1of1ForFork0_#t~nondet62| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,657 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,657 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~spin~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,658 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,658 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,658 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~post37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,658 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,658 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,658 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,659 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,659 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,659 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,659 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,659 WARN L322 ript$VariableManager]: TermVariabe counter_threadThread1of1ForFork1_~status~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,659 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret36.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,660 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,660 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,660 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,660 WARN L322 ript$VariableManager]: TermVariabe |counter_threadThread1of1ForFork1_#t~ret44.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-07 00:53:59,666 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-11-07 00:53:59,710 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 00:53:59,716 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 00:53:59,716 INFO L340 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2021-11-07 00:53:59,735 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-11-07 00:53:59,746 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 249 places, 273 transitions, 562 flow [2021-11-07 00:53:59,749 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 249 places, 273 transitions, 562 flow [2021-11-07 00:53:59,751 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 249 places, 273 transitions, 562 flow [2021-11-07 00:53:59,884 INFO L129 PetriNetUnfolder]: 31/271 cut-off events. [2021-11-07 00:53:59,884 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2021-11-07 00:53:59,893 INFO L84 FinitePrefix]: Finished finitePrefix Result has 280 conditions, 271 events. 31/271 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 654 event pairs, 0 based on Foata normal form. 0/222 useless extension candidates. Maximal degree in co-relation 173. Up to 5 conditions per place. [2021-11-07 00:53:59,940 INFO L116 LiptonReduction]: Number of co-enabled transitions 19072 [2021-11-07 00:54:58,198 WARN L207 SmtUtils]: Spent 33.13 s on a formula simplification. DAG size of input: 294 DAG size of output: 262 [2021-11-07 00:55:16,269 WARN L207 SmtUtils]: Spent 18.07 s on a formula simplification that was a NOOP. DAG size: 258 [2021-11-07 00:55:53,506 WARN L207 SmtUtils]: Spent 37.23 s on a formula simplification. DAG size of input: 294 DAG size of output: 262 [2021-11-07 00:56:10,564 WARN L207 SmtUtils]: Spent 17.05 s on a formula simplification that was a NOOP. DAG size: 258 [2021-11-07 00:57:01,519 WARN L207 SmtUtils]: Spent 50.95 s on a formula simplification. DAG size of input: 319 DAG size of output: 315 [2021-11-07 00:57:25,617 WARN L207 SmtUtils]: Spent 24.08 s on a formula simplification that was a NOOP. DAG size: 311 [2021-11-07 00:58:12,575 WARN L207 SmtUtils]: Spent 46.96 s on a formula simplification. DAG size of input: 319 DAG size of output: 315 [2021-11-07 00:58:38,612 WARN L207 SmtUtils]: Spent 26.03 s on a formula simplification that was a NOOP. DAG size: 311 [2021-11-07 00:58:38,616 INFO L131 LiptonReduction]: Checked pairs total: 37132 [2021-11-07 00:58:38,616 INFO L133 LiptonReduction]: Total number of compositions: 292 [2021-11-07 00:58:38,625 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 67 places, 82 transitions, 180 flow [2021-11-07 00:58:38,725 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 2342 states, 2195 states have (on average 3.955353075170843) internal successors, (8682), 2341 states have internal predecessors, (8682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand has 2342 states, 2195 states have (on average 3.955353075170843) internal successors, (8682), 2341 states have internal predecessors, (8682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:38,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-11-07 00:58:38,741 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:38,741 INFO L513 BasicCegarLoop]: trace histogram [1] [2021-11-07 00:58:38,742 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr4ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2021-11-07 00:58:38,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:38,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1126, now seen corresponding path program 1 times [2021-11-07 00:58:38,756 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:58:38,756 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956408303] [2021-11-07 00:58:38,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:38,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:58:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:39,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:39,062 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:58:39,062 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956408303] [2021-11-07 00:58:39,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956408303] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:39,063 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:39,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-11-07 00:58:39,065 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2029136696] [2021-11-07 00:58:39,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 00:58:39,070 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:58:39,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 00:58:39,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:58:39,100 INFO L87 Difference]: Start difference. First operand has 2342 states, 2195 states have (on average 3.955353075170843) internal successors, (8682), 2341 states have internal predecessors, (8682), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:39,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:39,157 INFO L93 Difference]: Finished difference Result 1127 states and 3219 transitions. [2021-11-07 00:58:39,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 00:58:39,158 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1 [2021-11-07 00:58:39,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:39,188 INFO L225 Difference]: With dead ends: 1127 [2021-11-07 00:58:39,188 INFO L226 Difference]: Without dead ends: 1121 [2021-11-07 00:58:39,189 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:58:39,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1121 states. [2021-11-07 00:58:39,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1121 to 1121. [2021-11-07 00:58:39,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1121 states, 1073 states have (on average 2.9878844361602983) internal successors, (3206), 1120 states have internal predecessors, (3206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:39,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 1121 states and 3206 transitions. [2021-11-07 00:58:39,342 INFO L78 Accepts]: Start accepts. Automaton has 1121 states and 3206 transitions. Word has length 1 [2021-11-07 00:58:39,343 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:39,343 INFO L470 AbstractCegarLoop]: Abstraction has 1121 states and 3206 transitions. [2021-11-07 00:58:39,343 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:39,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1121 states and 3206 transitions. [2021-11-07 00:58:39,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 00:58:39,343 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:39,343 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 00:58:39,344 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-07 00:58:39,344 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr4ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2021-11-07 00:58:39,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:39,345 INFO L85 PathProgramCache]: Analyzing trace with hash -1322534606, now seen corresponding path program 1 times [2021-11-07 00:58:39,345 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:58:39,345 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929113745] [2021-11-07 00:58:39,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:39,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:58:39,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:39,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:39,566 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:58:39,566 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929113745] [2021-11-07 00:58:39,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929113745] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:39,567 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:39,567 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 00:58:39,567 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1398726927] [2021-11-07 00:58:39,568 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 00:58:39,568 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:58:39,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 00:58:39,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:39,570 INFO L87 Difference]: Start difference. First operand 1121 states and 3206 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:39,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:39,738 INFO L93 Difference]: Finished difference Result 917 states and 2565 transitions. [2021-11-07 00:58:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:58:39,739 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-11-07 00:58:39,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:39,747 INFO L225 Difference]: With dead ends: 917 [2021-11-07 00:58:39,747 INFO L226 Difference]: Without dead ends: 917 [2021-11-07 00:58:39,748 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:39,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 917 states. [2021-11-07 00:58:39,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 917 to 917. [2021-11-07 00:58:39,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 917 states, 884 states have (on average 2.9015837104072397) internal successors, (2565), 916 states have internal predecessors, (2565), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:39,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 2565 transitions. [2021-11-07 00:58:39,783 INFO L78 Accepts]: Start accepts. Automaton has 917 states and 2565 transitions. Word has length 6 [2021-11-07 00:58:39,784 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:39,784 INFO L470 AbstractCegarLoop]: Abstraction has 917 states and 2565 transitions. [2021-11-07 00:58:39,784 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:39,785 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 2565 transitions. [2021-11-07 00:58:39,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-07 00:58:39,786 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:39,786 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:39,786 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-07 00:58:39,787 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting counter_threadErr2ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr4ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2021-11-07 00:58:39,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:39,787 INFO L85 PathProgramCache]: Analyzing trace with hash 1874244998, now seen corresponding path program 1 times [2021-11-07 00:58:39,788 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:58:39,788 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029169421] [2021-11-07 00:58:39,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:39,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:58:39,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:39,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:39,904 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:58:39,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029169421] [2021-11-07 00:58:39,905 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029169421] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:39,906 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:39,907 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 00:58:39,907 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254798533] [2021-11-07 00:58:39,909 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 00:58:39,909 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:58:39,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 00:58:39,910 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:39,911 INFO L87 Difference]: Start difference. First operand 917 states and 2565 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:39,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:39,972 INFO L93 Difference]: Finished difference Result 1402 states and 3886 transitions. [2021-11-07 00:58:39,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:58:39,975 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2021-11-07 00:58:39,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:39,987 INFO L225 Difference]: With dead ends: 1402 [2021-11-07 00:58:39,988 INFO L226 Difference]: Without dead ends: 1402 [2021-11-07 00:58:39,989 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:39,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1402 states. [2021-11-07 00:58:40,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1402 to 982. [2021-11-07 00:58:40,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 954 states have (on average 2.8259958071278826) internal successors, (2696), 981 states have internal predecessors, (2696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 2696 transitions. [2021-11-07 00:58:40,035 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 2696 transitions. Word has length 7 [2021-11-07 00:58:40,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:40,036 INFO L470 AbstractCegarLoop]: Abstraction has 982 states and 2696 transitions. [2021-11-07 00:58:40,036 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 2696 transitions. [2021-11-07 00:58:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-07 00:58:40,045 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:40,045 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:40,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-07 00:58:40,046 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting counter_threadErr3ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr4ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2021-11-07 00:58:40,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:40,048 INFO L85 PathProgramCache]: Analyzing trace with hash -1540500472, now seen corresponding path program 1 times [2021-11-07 00:58:40,048 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:58:40,048 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251446828] [2021-11-07 00:58:40,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:40,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:58:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:40,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:40,150 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:58:40,151 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251446828] [2021-11-07 00:58:40,151 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251446828] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:40,151 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:40,151 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 00:58:40,152 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105984037] [2021-11-07 00:58:40,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 00:58:40,152 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:58:40,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 00:58:40,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:40,154 INFO L87 Difference]: Start difference. First operand 982 states and 2696 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:40,208 INFO L93 Difference]: Finished difference Result 1007 states and 2771 transitions. [2021-11-07 00:58:40,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:58:40,209 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2021-11-07 00:58:40,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:40,217 INFO L225 Difference]: With dead ends: 1007 [2021-11-07 00:58:40,217 INFO L226 Difference]: Without dead ends: 980 [2021-11-07 00:58:40,218 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:40,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 980 states. [2021-11-07 00:58:40,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 980 to 980. [2021-11-07 00:58:40,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 980 states, 957 states have (on average 2.812957157784744) internal successors, (2692), 979 states have internal predecessors, (2692), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 980 states and 2692 transitions. [2021-11-07 00:58:40,290 INFO L78 Accepts]: Start accepts. Automaton has 980 states and 2692 transitions. Word has length 11 [2021-11-07 00:58:40,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:40,291 INFO L470 AbstractCegarLoop]: Abstraction has 980 states and 2692 transitions. [2021-11-07 00:58:40,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,291 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 2692 transitions. [2021-11-07 00:58:40,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-07 00:58:40,292 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:40,293 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:40,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-07 00:58:40,297 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr4ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2021-11-07 00:58:40,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:40,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1085033501, now seen corresponding path program 1 times [2021-11-07 00:58:40,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:58:40,297 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904994696] [2021-11-07 00:58:40,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:40,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:58:40,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:40,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:40,453 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:58:40,453 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904994696] [2021-11-07 00:58:40,454 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904994696] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:40,454 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:40,454 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 00:58:40,454 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794093479] [2021-11-07 00:58:40,455 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 00:58:40,455 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:58:40,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 00:58:40,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:40,456 INFO L87 Difference]: Start difference. First operand 980 states and 2692 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:40,643 INFO L93 Difference]: Finished difference Result 961 states and 2653 transitions. [2021-11-07 00:58:40,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:58:40,644 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2021-11-07 00:58:40,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:40,652 INFO L225 Difference]: With dead ends: 961 [2021-11-07 00:58:40,652 INFO L226 Difference]: Without dead ends: 897 [2021-11-07 00:58:40,653 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:40,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 897 states. [2021-11-07 00:58:40,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 897 to 897. [2021-11-07 00:58:40,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 897 states, 879 states have (on average 2.806598407281001) internal successors, (2467), 896 states have internal predecessors, (2467), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 897 states and 2467 transitions. [2021-11-07 00:58:40,686 INFO L78 Accepts]: Start accepts. Automaton has 897 states and 2467 transitions. Word has length 12 [2021-11-07 00:58:40,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:40,686 INFO L470 AbstractCegarLoop]: Abstraction has 897 states and 2467 transitions. [2021-11-07 00:58:40,686 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,687 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 2467 transitions. [2021-11-07 00:58:40,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-07 00:58:40,688 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:40,688 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:40,688 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-07 00:58:40,689 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting monitor_threadErr5ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr4ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2021-11-07 00:58:40,689 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:40,689 INFO L85 PathProgramCache]: Analyzing trace with hash 1386941943, now seen corresponding path program 1 times [2021-11-07 00:58:40,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:58:40,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301747727] [2021-11-07 00:58:40,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:40,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:58:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:40,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:40,763 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:58:40,764 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301747727] [2021-11-07 00:58:40,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301747727] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:40,764 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:40,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-07 00:58:40,764 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707044163] [2021-11-07 00:58:40,765 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 00:58:40,765 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:58:40,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 00:58:40,766 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:40,766 INFO L87 Difference]: Start difference. First operand 897 states and 2467 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:40,809 INFO L93 Difference]: Finished difference Result 908 states and 2499 transitions. [2021-11-07 00:58:40,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 00:58:40,810 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-11-07 00:58:40,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:40,817 INFO L225 Difference]: With dead ends: 908 [2021-11-07 00:58:40,817 INFO L226 Difference]: Without dead ends: 822 [2021-11-07 00:58:40,817 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 00:58:40,820 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 822 states. [2021-11-07 00:58:40,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 822 to 822. [2021-11-07 00:58:40,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 822 states, 808 states have (on average 2.8007425742574257) internal successors, (2263), 821 states have internal predecessors, (2263), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 822 states and 2263 transitions. [2021-11-07 00:58:40,852 INFO L78 Accepts]: Start accepts. Automaton has 822 states and 2263 transitions. Word has length 13 [2021-11-07 00:58:40,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:40,852 INFO L470 AbstractCegarLoop]: Abstraction has 822 states and 2263 transitions. [2021-11-07 00:58:40,853 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:40,853 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 2263 transitions. [2021-11-07 00:58:40,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 00:58:40,854 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:40,854 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:40,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-07 00:58:40,855 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting counter_threadErr3ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr4ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2021-11-07 00:58:40,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:40,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1968530452, now seen corresponding path program 1 times [2021-11-07 00:58:40,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:58:40,856 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1735739775] [2021-11-07 00:58:40,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:40,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:58:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:58:40,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:58:40,983 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-07 00:58:40,983 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1735739775] [2021-11-07 00:58:40,983 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1735739775] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-07 00:58:40,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:58:40,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-07 00:58:40,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335301876] [2021-11-07 00:58:40,984 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 00:58:40,984 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-07 00:58:40,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 00:58:40,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 00:58:40,985 INFO L87 Difference]: Start difference. First operand 822 states and 2263 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:41,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:58:41,168 INFO L93 Difference]: Finished difference Result 1578 states and 4430 transitions. [2021-11-07 00:58:41,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:58:41,169 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2021-11-07 00:58:41,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:58:41,182 INFO L225 Difference]: With dead ends: 1578 [2021-11-07 00:58:41,182 INFO L226 Difference]: Without dead ends: 1546 [2021-11-07 00:58:41,182 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 00:58:41,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1546 states. [2021-11-07 00:58:41,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1546 to 1162. [2021-11-07 00:58:41,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1162 states, 1144 states have (on average 2.8653846153846154) internal successors, (3278), 1161 states have internal predecessors, (3278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 1162 states and 3278 transitions. [2021-11-07 00:58:41,243 INFO L78 Accepts]: Start accepts. Automaton has 1162 states and 3278 transitions. Word has length 17 [2021-11-07 00:58:41,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:58:41,243 INFO L470 AbstractCegarLoop]: Abstraction has 1162 states and 3278 transitions. [2021-11-07 00:58:41,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:58:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 3278 transitions. [2021-11-07 00:58:41,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 00:58:41,245 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:58:41,245 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:41,245 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-07 00:58:41,246 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting counter_threadErr3ASSERT_VIOLATIONDATA_RACE === [monitor_threadErr0ASSERT_VIOLATIONDATA_RACE, monitor_threadErr4ASSERT_VIOLATIONDATA_RACE, monitor_threadErr1ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2021-11-07 00:58:41,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:58:41,246 INFO L85 PathProgramCache]: Analyzing trace with hash 1968531475, now seen corresponding path program 1 times [2021-11-07 00:58:41,246 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-07 00:58:41,246 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483938804] [2021-11-07 00:58:41,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:58:41,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-07 00:58:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 00:58:41,316 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 00:58:41,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 00:58:41,446 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-11-07 00:58:41,446 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 00:58:41,447 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location counter_threadErr3ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,449 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr0ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,449 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr4ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,449 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr1ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,449 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr2ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,450 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr5ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,450 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr3ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,450 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr0ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,450 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr1ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,454 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr2ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr4ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr3ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,455 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,456 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,456 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,456 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,456 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,456 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-11-07 00:58:41,456 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION [2021-11-07 00:58:41,457 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr0ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,458 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr4ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,458 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr1ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,458 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr2ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,459 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr5ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,459 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location monitor_threadErr3ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,459 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr0ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,459 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr1ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,459 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr2ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,459 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location counter_threadErr4ASSERT_VIOLATIONDATA_RACE [2021-11-07 00:58:41,460 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-07 00:58:41,462 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:58:41,467 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-07 00:58:41,467 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 00:58:41,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:58:41 BasicIcfg [2021-11-07 00:58:41,581 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 00:58:41,581 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 00:58:41,582 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 00:58:41,582 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 00:58:41,582 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:53:59" (3/4) ... [2021-11-07 00:58:41,585 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-07 00:58:41,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 00:58:41,588 INFO L168 Benchmark]: Toolchain (without parser) took 284352.72 ms. Allocated memory was 96.5 MB in the beginning and 188.7 MB in the end (delta: 92.3 MB). Free memory was 58.4 MB in the beginning and 91.0 MB in the end (delta: -32.7 MB). Peak memory consumption was 58.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:41,588 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 68.5 MB in the beginning and 68.5 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:58:41,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1191.01 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 58.2 MB in the beginning and 69.1 MB in the end (delta: -10.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:41,589 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.43 ms. Allocated memory is still 142.6 MB. Free memory was 69.1 MB in the beginning and 65.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:41,589 INFO L168 Benchmark]: Boogie Preprocessor took 53.03 ms. Allocated memory is still 142.6 MB. Free memory was 65.5 MB in the beginning and 62.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:41,590 INFO L168 Benchmark]: RCFGBuilder took 966.25 ms. Allocated memory is still 142.6 MB. Free memory was 62.6 MB in the beginning and 94.5 MB in the end (delta: -31.9 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:41,590 INFO L168 Benchmark]: TraceAbstraction took 282060.29 ms. Allocated memory was 142.6 MB in the beginning and 188.7 MB in the end (delta: 46.1 MB). Free memory was 93.7 MB in the beginning and 91.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:58:41,590 INFO L168 Benchmark]: Witness Printer took 3.25 ms. Allocated memory is still 188.7 MB. Free memory is still 91.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:58:41,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 96.5 MB. Free memory was 68.5 MB in the beginning and 68.5 MB in the end (delta: 25.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1191.01 ms. Allocated memory was 96.5 MB in the beginning and 142.6 MB in the end (delta: 46.1 MB). Free memory was 58.2 MB in the beginning and 69.1 MB in the end (delta: -10.9 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.43 ms. Allocated memory is still 142.6 MB. Free memory was 69.1 MB in the beginning and 65.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.03 ms. Allocated memory is still 142.6 MB. Free memory was 65.5 MB in the beginning and 62.6 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 966.25 ms. Allocated memory is still 142.6 MB. Free memory was 62.6 MB in the beginning and 94.5 MB in the end (delta: -31.9 MB). Peak memory consumption was 7.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 282060.29 ms. Allocated memory was 142.6 MB in the beginning and 188.7 MB in the end (delta: 46.1 MB). Free memory was 93.7 MB in the beginning and 91.0 MB in the end (delta: 2.6 MB). Peak memory consumption was 50.5 MB. Max. memory is 16.1 GB. * Witness Printer took 3.25 ms. Allocated memory is still 188.7 MB. Free memory is still 91.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 278.8s, 249 PlacesBefore, 67 PlacesAfterwards, 273 TransitionsBefore, 82 TransitionsAfterwards, 19072 CoEnabledTransitionPairs, 7 FixpointIterations, 77 TrivialSequentialCompositions, 161 ConcurrentSequentialCompositions, 9 TrivialYvCompositions, 36 ConcurrentYvCompositions, 9 ChoiceCompositions, 292 TotalNumberOfCompositions, 37132 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 23149, positive: 22772, positive conditional: 0, positive unconditional: 22772, negative: 377, negative conditional: 0, negative unconditional: 377, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 13964, positive: 13871, positive conditional: 0, positive unconditional: 13871, negative: 93, negative conditional: 0, negative unconditional: 93, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 13964, positive: 13675, positive conditional: 0, positive unconditional: 13675, negative: 289, negative conditional: 0, negative unconditional: 289, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 289, positive: 196, positive conditional: 0, positive unconditional: 196, negative: 91, negative conditional: 0, negative unconditional: 91, unknown: 2, unknown conditional: 0, unknown unconditional: 2] , SemanticIndependenceRelation.Query Time [ms]: [ total: 345, positive: 167, positive conditional: 0, positive unconditional: 167, negative: 162, negative conditional: 0, negative unconditional: 162, unknown: 16, unknown conditional: 0, unknown unconditional: 16] ], Cache Queries: [ total: 23149, positive: 8901, positive conditional: 0, positive unconditional: 8901, negative: 284, negative conditional: 0, negative unconditional: 284, unknown: 13964, unknown conditional: 0, unknown unconditional: 13964] , Statistics on independence cache: Total cache size (in pairs): 920, Positive cache size: 888, Positive conditional cache size: 0, Positive unconditional cache size: 888, Negative cache size: 32, Negative conditional cache size: 0, Negative unconditional cache size: 32 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 1808]: Data race detected Data race detected The following path leads to a data race: [L1797] 0 pthread_mutex_t mutex = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; [L1798] 0 long counter; [L1799] 0 time_t end_time; [L1836] 0 int status; [L1837] 0 pthread_t counter_thread_id; [L1838] 0 pthread_t monitor_thread_id; [L1839] 0 end_time = time (((void *)0)) + 60 [L1840] EXPR, FCALL, FORK 0 pthread_create (&counter_thread_id, ((void *)0), counter_thread, ((void *)0)) VAL [arg={0:0}, counter=0, end_time=1, mutex={36:0}] [L1840] 0 status = pthread_create (&counter_thread_id, ((void *)0), counter_thread, ((void *)0)) [L1841] COND FALSE 0 !(status != 0) [L1843] FCALL, FORK 0 pthread_create (&monitor_thread_id, ((void *)0), monitor_thread, ((void *)0)) VAL [arg={0:0}, arg={0:0}, counter=0, end_time=1, mutex={36:0}] [L1801] 1 int status; [L1802] 1 int spin; VAL [arg={0:0}, arg={0:0}, arg={0:0}, counter=0, end_time=1, mutex={36:0}] [L1803] 1 time (((void *)0)) < end_time [L1803] COND TRUE 1 time (((void *)0)) < end_time [L1804] 1 status = pthread_mutex_lock (&mutex) [L1805] COND FALSE 1 !(status != 0) [L1807] 1 spin = 0 VAL [arg={0:0}, arg={0:0}, arg={0:0}, counter=0, end_time=1, mutex={36:0}, spin=0, status=0] [L1807] COND TRUE 1 spin < 10000000 [L1808] 1 counter++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, counter=1, counter++=0, counter++=1153, end_time=1, mutex={36:0}, spin=0, status=0] [L1817] 2 int status; [L1818] 2 int misses = 0; VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, counter=1, counter++=0, counter++=1153, end_time=1, misses=0, mutex={36:0}, spin=0, status=0] [L1819] 2 time (((void *)0)) < end_time [L1819] COND TRUE 2 time (((void *)0)) < end_time [L1821] 2 status = pthread_mutex_trylock (&mutex) VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, counter=1, counter++=0, counter++=1153, end_time=1, misses=0, mutex={36:0}, pthread_mutex_trylock (&mutex)=16, spin=0, status=0, status=16] [L1822] COND FALSE 2 !(status != 16) [L1830] 2 counter++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, counter=1, counter++=0, counter++=1153, end_time=1, misses=0, mutex={36:0}, spin=0, status=16, status=0] [L1808] 1 counter++ VAL [arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, counter=1, counter++=0, counter++=1153, end_time=1, misses=0, mutex={36:0}, spin=0, status=0, status=16] Now there is a data race on ~counter~0 between C: counter++ [1830] and C: counter++ [1808] - UnprovableResult [Line: 1819]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1830]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1824]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1825]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1830]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1828]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1803]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1806]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1808]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1811]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1839]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1842]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1845]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1846]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1848]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1849]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1851]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1843]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1840]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 356 locations, 31 error locations. Started 1 CEGAR loops. OverallTime: 281.7s, OverallIterations: 8, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 279.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 421 SDtfs, 182 SDslu, 229 SDs, 0 SdLazy, 108 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2342occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 804 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 60 ConstructedInterpolants, 0 QuantifiedInterpolants, 189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-11-07 00:58:41,747 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f1e36653-79e6-49b1-bcbc-fe958f0f358b/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE