./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/09-regions_16-arrayloop_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/config/GemCutterReach.xml -i ../../sv-benchmarks/c/goblint-regression/09-regions_16-arrayloop_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5810bf8f90e8e4e20451fbc06dd5039f754e5765485d12699b814c2e1d4badb7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-04 12:06:23,247 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-04 12:06:23,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-04 12:06:23,276 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-04 12:06:23,277 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-04 12:06:23,278 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-04 12:06:23,279 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-04 12:06:23,281 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-04 12:06:23,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-04 12:06:23,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-04 12:06:23,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-04 12:06:23,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-04 12:06:23,288 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-04 12:06:23,289 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-04 12:06:23,291 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-04 12:06:23,292 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-04 12:06:23,294 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-04 12:06:23,295 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-04 12:06:23,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-04 12:06:23,299 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-04 12:06:23,301 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-04 12:06:23,302 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-04 12:06:23,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-04 12:06:23,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-04 12:06:23,309 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-04 12:06:23,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-04 12:06:23,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-04 12:06:23,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-04 12:06:23,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-04 12:06:23,314 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-04 12:06:23,314 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-04 12:06:23,315 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-04 12:06:23,317 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-04 12:06:23,318 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-04 12:06:23,319 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-04 12:06:23,320 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-04 12:06:23,321 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-04 12:06:23,321 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-04 12:06:23,322 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-04 12:06:23,323 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-04 12:06:23,324 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-04 12:06:23,325 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-11-04 12:06:23,351 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-04 12:06:23,351 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-04 12:06:23,352 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-04 12:06:23,352 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-04 12:06:23,353 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-04 12:06:23,353 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-04 12:06:23,354 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-04 12:06:23,355 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-04 12:06:23,355 INFO L138 SettingsManager]: * Use SBE=true [2022-11-04 12:06:23,356 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-04 12:06:23,356 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-04 12:06:23,357 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-04 12:06:23,357 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-04 12:06:23,357 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-04 12:06:23,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-04 12:06:23,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-04 12:06:23,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-04 12:06:23,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-04 12:06:23,359 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-04 12:06:23,360 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-04 12:06:23,360 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-04 12:06:23,360 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-04 12:06:23,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-04 12:06:23,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-04 12:06:23,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-04 12:06:23,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-04 12:06:23,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-04 12:06:23,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:06:23,363 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-04 12:06:23,364 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-04 12:06:23,364 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-04 12:06:23,364 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-04 12:06:23,365 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-11-04 12:06:23,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-04 12:06:23,365 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-04 12:06:23,366 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-04 12:06:23,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-04 12:06:23,366 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-04 12:06:23,367 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-04 12:06:23,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5810bf8f90e8e4e20451fbc06dd5039f754e5765485d12699b814c2e1d4badb7 [2022-11-04 12:06:23,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-04 12:06:23,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-04 12:06:23,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-04 12:06:23,737 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-04 12:06:23,738 INFO L275 PluginConnector]: CDTParser initialized [2022-11-04 12:06:23,740 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/../../sv-benchmarks/c/goblint-regression/09-regions_16-arrayloop_rc.i [2022-11-04 12:06:23,843 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/data/617ab3b42/3e3c552f23854ff7ab5fe94960af7be0/FLAGbe17d99b1 [2022-11-04 12:06:24,635 INFO L306 CDTParser]: Found 1 translation units. [2022-11-04 12:06:24,636 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/sv-benchmarks/c/goblint-regression/09-regions_16-arrayloop_rc.i [2022-11-04 12:06:24,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/data/617ab3b42/3e3c552f23854ff7ab5fe94960af7be0/FLAGbe17d99b1 [2022-11-04 12:06:24,835 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/data/617ab3b42/3e3c552f23854ff7ab5fe94960af7be0 [2022-11-04 12:06:24,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-04 12:06:24,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-04 12:06:24,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:24,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-04 12:06:24,855 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-04 12:06:24,856 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:06:24" (1/1) ... [2022-11-04 12:06:24,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3208a72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:24, skipping insertion in model container [2022-11-04 12:06:24,858 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.11 12:06:24" (1/1) ... [2022-11-04 12:06:24,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-04 12:06:24,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-04 12:06:25,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:06:25,882 INFO L203 MainTranslator]: Completed pre-run [2022-11-04 12:06:25,975 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-04 12:06:26,072 INFO L208 MainTranslator]: Completed translation [2022-11-04 12:06:26,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26 WrapperNode [2022-11-04 12:06:26,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-04 12:06:26,074 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-04 12:06:26,074 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-04 12:06:26,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-04 12:06:26,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,121 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,190 INFO L138 Inliner]: procedures = 369, calls = 33, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 237 [2022-11-04 12:06:26,199 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-04 12:06:26,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-04 12:06:26,200 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-04 12:06:26,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-04 12:06:26,212 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,213 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,288 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,304 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-04 12:06:26,305 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-04 12:06:26,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-04 12:06:26,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-04 12:06:26,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (1/1) ... [2022-11-04 12:06:26,326 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-04 12:06:26,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:06:26,352 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-04 12:06:26,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-04 12:06:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-04 12:06:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-04 12:06:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-04 12:06:26,414 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-04 12:06:26,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-04 12:06:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-04 12:06:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-04 12:06:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-04 12:06:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-04 12:06:26,415 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-04 12:06:26,416 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-04 12:06:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-04 12:06:26,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-04 12:06:26,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-04 12:06:26,419 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-04 12:06:26,615 INFO L235 CfgBuilder]: Building ICFG [2022-11-04 12:06:26,618 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-04 12:06:27,592 INFO L276 CfgBuilder]: Performing block encoding [2022-11-04 12:06:27,615 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-04 12:06:27,616 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-04 12:06:27,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:06:27 BoogieIcfgContainer [2022-11-04 12:06:27,621 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-04 12:06:27,626 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-04 12:06:27,626 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-04 12:06:27,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-04 12:06:27,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.11 12:06:24" (1/3) ... [2022-11-04 12:06:27,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b160a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:06:27, skipping insertion in model container [2022-11-04 12:06:27,635 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.11 12:06:26" (2/3) ... [2022-11-04 12:06:27,635 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b160a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.11 12:06:27, skipping insertion in model container [2022-11-04 12:06:27,636 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:06:27" (3/3) ... [2022-11-04 12:06:27,638 INFO L112 eAbstractionObserver]: Analyzing ICFG 09-regions_16-arrayloop_rc.i [2022-11-04 12:06:27,656 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-04 12:06:27,671 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-04 12:06:27,671 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 18 error locations. [2022-11-04 12:06:27,671 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-04 12:06:27,858 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-04 12:06:27,946 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:06:27,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-04 12:06:27,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:06:27,952 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-04 12:06:27,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-04 12:06:28,007 INFO L156 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-04 12:06:28,027 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t_funThread1of1ForFork0 ======== [2022-11-04 12:06:28,036 INFO L357 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=PARTIAL_ORDER_FA, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@366f5205, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-04 12:06:28,036 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-04 12:06:28,285 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:28,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:28,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1384289749, now seen corresponding path program 1 times [2022-11-04 12:06:28,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:28,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417397300] [2022-11-04 12:06:28,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:28,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:28,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:28,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:28,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:28,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417397300] [2022-11-04 12:06:28,702 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417397300] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:06:28,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:06:28,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-04 12:06:28,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868574433] [2022-11-04 12:06:28,706 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:06:28,714 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-04 12:06:28,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:28,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-04 12:06:28,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-04 12:06:28,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:28,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:28,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.5) internal successors, (59), 2 states have internal predecessors, (59), 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) [2022-11-04 12:06:28,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:28,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:28,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-04 12:06:28,773 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:28,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:28,774 INFO L85 PathProgramCache]: Analyzing trace with hash 499003753, now seen corresponding path program 1 times [2022-11-04 12:06:28,775 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:28,775 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [185953801] [2022-11-04 12:06:28,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:28,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:28,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:29,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:29,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:29,045 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [185953801] [2022-11-04 12:06:29,045 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [185953801] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:06:29,046 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:06:29,046 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-04 12:06:29,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450969327] [2022-11-04 12:06:29,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:06:29,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-04 12:06:29,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:29,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-04 12:06:29,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-04 12:06:29,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:29,051 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:29,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 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) [2022-11-04 12:06:29,051 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:29,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:34,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:34,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:34,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-04 12:06:34,434 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:34,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:34,436 INFO L85 PathProgramCache]: Analyzing trace with hash 912071683, now seen corresponding path program 1 times [2022-11-04 12:06:34,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:34,437 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385279600] [2022-11-04 12:06:34,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:34,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:34,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:34,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385279600] [2022-11-04 12:06:34,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385279600] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:06:34,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1208067462] [2022-11-04 12:06:34,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:34,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:34,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:06:34,958 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:06:35,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-04 12:06:35,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:35,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-04 12:06:35,221 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:06:35,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:35,391 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:06:35,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:35,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1208067462] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:06:35,537 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:06:35,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-11-04 12:06:35,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457825179] [2022-11-04 12:06:35,538 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:06:35,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-04 12:06:35,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:35,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-04 12:06:35,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-11-04 12:06:35,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:35,545 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:35,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 19.4) internal successors, (194), 10 states have internal predecessors, (194), 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) [2022-11-04 12:06:35,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:35,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:35,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:35,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:35,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:35,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:35,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-04 12:06:36,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:36,121 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:36,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:36,122 INFO L85 PathProgramCache]: Analyzing trace with hash -752324029, now seen corresponding path program 2 times [2022-11-04 12:06:36,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:36,122 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530035948] [2022-11-04 12:06:36,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:36,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:36,922 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:36,923 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:36,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530035948] [2022-11-04 12:06:36,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530035948] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:06:36,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1055626011] [2022-11-04 12:06:36,924 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:06:36,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:36,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:06:36,926 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:06:36,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-04 12:06:37,164 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-04 12:06:37,164 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:06:37,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-04 12:06:37,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:06:37,545 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-04 12:06:37,585 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2022-11-04 12:06:37,585 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:06:37,586 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1055626011] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:06:37,586 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:06:37,586 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2022-11-04 12:06:37,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362309641] [2022-11-04 12:06:37,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:06:37,588 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-04 12:06:37,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:37,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-04 12:06:37,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2022-11-04 12:06:37,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:37,590 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:37,590 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 22.0) internal successors, (110), 5 states have internal predecessors, (110), 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) [2022-11-04 12:06:37,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:37,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:37,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:37,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:37,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:37,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:37,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-04 12:06:37,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:37,925 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:37,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:37,925 INFO L85 PathProgramCache]: Analyzing trace with hash 372742773, now seen corresponding path program 1 times [2022-11-04 12:06:37,925 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:37,926 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883813068] [2022-11-04 12:06:37,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:37,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:38,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:38,556 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:38,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:38,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883813068] [2022-11-04 12:06:38,557 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883813068] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:06:38,557 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372368892] [2022-11-04 12:06:38,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:38,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:38,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:06:38,559 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:06:38,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-04 12:06:38,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:38,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-04 12:06:38,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:06:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:39,208 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:06:39,530 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:39,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372368892] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:06:39,530 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:06:39,530 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2022-11-04 12:06:39,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629249303] [2022-11-04 12:06:39,531 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:06:39,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2022-11-04 12:06:39,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:39,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2022-11-04 12:06:39,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=216, Unknown=0, NotChecked=0, Total=306 [2022-11-04 12:06:39,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:39,536 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:39,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 19.0) internal successors, (342), 18 states have internal predecessors, (342), 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) [2022-11-04 12:06:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:39,536 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:39,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:39,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:39,537 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:39,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:39,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:39,976 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-04 12:06:40,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:40,152 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:40,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:40,152 INFO L85 PathProgramCache]: Analyzing trace with hash 881989365, now seen corresponding path program 2 times [2022-11-04 12:06:40,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:40,153 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [864687410] [2022-11-04 12:06:40,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:40,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:41,786 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 0 proven. 868 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:41,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:41,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [864687410] [2022-11-04 12:06:41,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [864687410] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:06:41,788 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [642811328] [2022-11-04 12:06:41,788 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-04 12:06:41,789 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:41,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:06:41,790 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:06:41,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-04 12:06:42,167 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-11-04 12:06:42,167 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-04 12:06:42,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 21 conjunts are in the unsatisfiable core [2022-11-04 12:06:42,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:06:42,247 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-04 12:06:42,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:06:42,290 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-11-04 12:06:42,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:06:42,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:06:42,350 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:06:42,351 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2022-11-04 12:06:42,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:06:42,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:06:42,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-04 12:06:42,423 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-04 12:06:42,424 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2022-11-04 12:06:42,481 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 868 trivial. 0 not checked. [2022-11-04 12:06:42,482 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-04 12:06:42,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [642811328] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:06:42,484 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-04 12:06:42,485 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [17] total 23 [2022-11-04 12:06:42,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [220511792] [2022-11-04 12:06:42,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:06:42,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-04 12:06:42,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:42,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-04 12:06:42,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=404, Unknown=0, NotChecked=0, Total=506 [2022-11-04 12:06:42,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:42,492 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:42,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 13.428571428571429) internal successors, (94), 8 states have internal predecessors, (94), 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) [2022-11-04 12:06:42,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:42,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:42,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:42,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:42,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:42,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:43,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:43,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:43,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:43,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:43,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:43,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:43,724 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-04 12:06:43,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:43,887 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:43,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:43,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1660184570, now seen corresponding path program 1 times [2022-11-04 12:06:43,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:43,888 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594744223] [2022-11-04 12:06:43,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:43,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:44,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:45,361 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 0 proven. 868 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:45,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:45,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594744223] [2022-11-04 12:06:45,361 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594744223] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-04 12:06:45,362 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2008609464] [2022-11-04 12:06:45,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:45,362 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:45,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 [2022-11-04 12:06:45,364 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-04 12:06:45,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-04 12:06:45,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:46,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 1309 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-04 12:06:46,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-04 12:06:46,588 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 0 proven. 868 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:46,589 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-04 12:06:47,360 INFO L134 CoverageAnalysis]: Checked inductivity of 868 backedges. 0 proven. 868 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-04 12:06:47,360 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2008609464] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-04 12:06:47,360 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-04 12:06:47,361 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 23 [2022-11-04 12:06:47,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1552573453] [2022-11-04 12:06:47,361 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-04 12:06:47,363 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-11-04 12:06:47,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:47,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-11-04 12:06:47,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=363, Unknown=0, NotChecked=0, Total=506 [2022-11-04 12:06:47,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:47,365 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:47,365 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 20.565217391304348) internal successors, (473), 23 states have internal predecessors, (473), 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) [2022-11-04 12:06:47,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:47,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:47,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:47,366 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:47,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:47,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:47,367 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:48,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:48,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:48,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:48,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:48,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:48,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:48,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:06:48,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-11-04 12:06:48,251 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-04 12:06:48,252 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:48,252 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:48,252 INFO L85 PathProgramCache]: Analyzing trace with hash -659118436, now seen corresponding path program 2 times [2022-11-04 12:06:48,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:48,253 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034303095] [2022-11-04 12:06:48,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:48,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:51,238 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2022-11-04 12:06:51,239 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:51,239 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034303095] [2022-11-04 12:06:51,240 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034303095] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:06:51,240 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:06:51,240 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:06:51,241 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2003248079] [2022-11-04 12:06:51,241 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:06:51,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:06:51,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:51,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:06:51,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:06:51,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:51,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:51,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.4) internal successors, (102), 6 states have internal predecessors, (102), 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) [2022-11-04 12:06:51,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:51,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:51,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:51,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:51,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:51,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:51,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:06:51,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:51,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:51,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:51,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:51,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:51,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:51,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:51,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:06:51,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:51,434 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-04 12:06:51,434 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr2ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:51,435 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:51,435 INFO L85 PathProgramCache]: Analyzing trace with hash 2139569858, now seen corresponding path program 1 times [2022-11-04 12:06:51,436 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:51,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034151475] [2022-11-04 12:06:51,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:51,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:51,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2022-11-04 12:06:53,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:53,960 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034151475] [2022-11-04 12:06:53,960 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1034151475] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:06:53,960 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:06:53,960 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:06:53,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976297908] [2022-11-04 12:06:53,961 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:06:53,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:06:53,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:53,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:06:53,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:06:53,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:53,965 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:53,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.4) internal successors, (112), 6 states have internal predecessors, (112), 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) [2022-11-04 12:06:53,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:53,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:53,966 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:06:53,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:53,967 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:54,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:54,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:54,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:54,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:54,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:54,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:54,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:06:54,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:54,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:54,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-04 12:06:54,213 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:54,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:54,213 INFO L85 PathProgramCache]: Analyzing trace with hash 453170484, now seen corresponding path program 1 times [2022-11-04 12:06:54,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:54,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599528202] [2022-11-04 12:06:54,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:54,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:54,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:06:56,883 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2022-11-04 12:06:56,883 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:06:56,883 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599528202] [2022-11-04 12:06:56,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599528202] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:06:56,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:06:56,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:06:56,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131885621] [2022-11-04 12:06:56,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:06:56,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:06:56,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:06:56,888 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:06:56,888 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:06:56,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:56,889 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:06:56,889 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.6) internal successors, (123), 6 states have internal predecessors, (123), 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) [2022-11-04 12:06:56,889 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:56,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:56,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:56,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:56,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:56,890 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:56,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:06:56,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:56,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:56,891 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:58,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:06:58,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:06:58,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:58,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:06:58,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:06:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:06:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:06:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:58,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:58,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:06:58,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-04 12:06:58,223 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:06:58,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:06:58,223 INFO L85 PathProgramCache]: Analyzing trace with hash 1293443693, now seen corresponding path program 1 times [2022-11-04 12:06:58,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:06:58,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1422863356] [2022-11-04 12:06:58,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:06:58,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:06:58,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2022-11-04 12:07:00,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:00,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1422863356] [2022-11-04 12:07:00,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1422863356] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:00,891 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:00,892 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:07:00,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694374213] [2022-11-04 12:07:00,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:00,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:07:00,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:00,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:07:00,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:07:00,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:00,894 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:00,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.4) internal successors, (132), 6 states have internal predecessors, (132), 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) [2022-11-04 12:07:00,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:00,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:00,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:00,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:07:00,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:07:00,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:00,896 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:07:00,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:00,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:00,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:00,897 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:02,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:07:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:07:02,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:02,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:07:02,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:02,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:02,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:02,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:02,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-04 12:07:02,236 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr5ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:07:02,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:02,237 INFO L85 PathProgramCache]: Analyzing trace with hash 618262642, now seen corresponding path program 1 times [2022-11-04 12:07:02,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:02,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721846780] [2022-11-04 12:07:02,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:02,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:04,438 INFO L134 CoverageAnalysis]: Checked inductivity of 1855 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1855 trivial. 0 not checked. [2022-11-04 12:07:04,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:04,439 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721846780] [2022-11-04 12:07:04,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721846780] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:04,440 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:04,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-04 12:07:04,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [696987991] [2022-11-04 12:07:04,440 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:04,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-04 12:07:04,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:04,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-04 12:07:04,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-04 12:07:04,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:04,443 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:04,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 28.0) internal successors, (140), 6 states have internal predecessors, (140), 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) [2022-11-04 12:07:04,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:04,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:04,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:04,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:07:04,444 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:07:04,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:04,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:07:04,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:04,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:04,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:04,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:04,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:09,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:09,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:09,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:09,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:07:09,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:07:09,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:09,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:07:09,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:09,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:09,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:09,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:09,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:09,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-04 12:07:09,387 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:07:09,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:09,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1849308148, now seen corresponding path program 1 times [2022-11-04 12:07:09,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:09,389 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825853471] [2022-11-04 12:07:09,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:09,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:09,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:13,073 INFO L134 CoverageAnalysis]: Checked inductivity of 1887 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1869 trivial. 0 not checked. [2022-11-04 12:07:13,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:13,074 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825853471] [2022-11-04 12:07:13,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825853471] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:13,074 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:13,074 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-04 12:07:13,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858844645] [2022-11-04 12:07:13,075 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:13,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-04 12:07:13,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:13,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-04 12:07:13,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-04 12:07:13,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:13,078 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:13,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 26.1) internal successors, (261), 11 states have internal predecessors, (261), 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) [2022-11-04 12:07:13,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:13,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:13,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:13,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:07:13,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:07:13,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:07:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:13,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:13,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:13,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:07:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:07:14,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:14,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:07:14,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:14,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:14,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:07:14,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-04 12:07:14,615 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:07:14,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:14,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1713599991, now seen corresponding path program 1 times [2022-11-04 12:07:14,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:14,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760133050] [2022-11-04 12:07:14,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:14,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:14,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-04 12:07:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1903 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 1869 trivial. 0 not checked. [2022-11-04 12:07:17,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-04 12:07:17,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760133050] [2022-11-04 12:07:17,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760133050] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-04 12:07:17,972 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-04 12:07:17,972 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-04 12:07:17,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128289616] [2022-11-04 12:07:17,974 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-04 12:07:17,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-04 12:07:17,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-04 12:07:17,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-04 12:07:17,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-11-04 12:07:17,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:17,977 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-04 12:07:17,978 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 27.7) internal successors, (277), 11 states have internal predecessors, (277), 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) [2022-11-04 12:07:17,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:17,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:17,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:17,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:07:17,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:07:17,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:17,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:07:17,979 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:17,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:17,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:17,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:17,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:17,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:07:17,981 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:21,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-04 12:07:21,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-04 12:07:21,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:21,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-04 12:07:21,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-04 12:07:21,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-04 12:07:21,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2022-11-04 12:07:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:21,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:21,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-04 12:07:21,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-04 12:07:21,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-04 12:07:21,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-04 12:07:21,459 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting t_funErr4ASSERT_VIOLATIONDATA_RACE === [t_funErr0ASSERT_VIOLATIONDATA_RACE, t_funErr1ASSERT_VIOLATIONDATA_RACE, t_funErr2ASSERT_VIOLATIONDATA_RACE, t_funErr3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-11-04 12:07:21,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-04 12:07:21,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1992847244, now seen corresponding path program 1 times [2022-11-04 12:07:21,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-04 12:07:21,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56960812] [2022-11-04 12:07:21,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-04 12:07:21,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-04 12:07:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:07:26,064 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-04 12:07:28,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-04 12:07:29,093 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-04 12:07:29,093 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-04 12:07:29,095 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location t_funErr4ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2022-11-04 12:07:29,097 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (4 of 6 remaining) [2022-11-04 12:07:29,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2022-11-04 12:07:29,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2022-11-04 12:07:29,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2022-11-04 12:07:29,098 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr5ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2022-11-04 12:07:29,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-04 12:07:29,105 INFO L444 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-04 12:07:29,107 INFO L307 ceAbstractionStarter]: Result for error location t_funThread1of1ForFork0 was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2022-11-04 12:07:29,115 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-04 12:07:29,115 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-04 12:07:29,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.11 12:07:29 BasicIcfg [2022-11-04 12:07:29,605 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-04 12:07:29,606 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-04 12:07:29,606 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-04 12:07:29,606 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-04 12:07:29,607 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.11 12:06:27" (3/4) ... [2022-11-04 12:07:29,610 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-04 12:07:29,610 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-04 12:07:29,611 INFO L158 Benchmark]: Toolchain (without parser) took 64766.23ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 77.9MB in the beginning and 1.1GB in the end (delta: -1.1GB). Peak memory consumption was 102.3MB. Max. memory is 16.1GB. [2022-11-04 12:07:29,612 INFO L158 Benchmark]: CDTParser took 1.12ms. Allocated memory is still 117.4MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:07:29,612 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1223.54ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 63.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-04 12:07:29,613 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.82ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 59.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-04 12:07:29,613 INFO L158 Benchmark]: Boogie Preprocessor took 104.16ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 55.6MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-04 12:07:29,614 INFO L158 Benchmark]: RCFGBuilder took 1316.48ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 55.6MB in the beginning and 139.2MB in the end (delta: -83.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2022-11-04 12:07:29,615 INFO L158 Benchmark]: TraceAbstraction took 61979.15ms. Allocated memory was 184.5MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 138.3MB in the beginning and 1.1GB in the end (delta: -998.7MB). Peak memory consumption was 758.5MB. Max. memory is 16.1GB. [2022-11-04 12:07:29,615 INFO L158 Benchmark]: Witness Printer took 4.73ms. Allocated memory is still 1.3GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-04 12:07:29,617 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12ms. Allocated memory is still 117.4MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1223.54ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 63.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.82ms. Allocated memory is still 117.4MB. Free memory was 63.5MB in the beginning and 59.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.16ms. Allocated memory is still 117.4MB. Free memory was 59.4MB in the beginning and 55.6MB in the end (delta: 3.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1316.48ms. Allocated memory was 117.4MB in the beginning and 184.5MB in the end (delta: 67.1MB). Free memory was 55.6MB in the beginning and 139.2MB in the end (delta: -83.6MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * TraceAbstraction took 61979.15ms. Allocated memory was 184.5MB in the beginning and 1.3GB in the end (delta: 1.1GB). Free memory was 138.3MB in the beginning and 1.1GB in the end (delta: -998.7MB). Peak memory consumption was 758.5MB. Max. memory is 16.1GB. * Witness Printer took 4.73ms. Allocated memory is still 1.3GB. Free memory is still 1.1GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19708, positive: 18649, positive conditional: 3367, positive unconditional: 15282, negative: 1059, negative conditional: 885, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18860, positive: 18649, positive conditional: 3367, positive unconditional: 15282, negative: 211, negative conditional: 37, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18860, positive: 18649, positive conditional: 3367, positive unconditional: 15282, negative: 211, negative conditional: 37, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19026, positive: 18649, positive conditional: 30, positive unconditional: 18619, negative: 377, negative conditional: 136, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19026, positive: 18649, positive conditional: 30, positive unconditional: 18619, negative: 377, negative conditional: 36, negative unconditional: 341, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19026, positive: 18649, positive conditional: 30, positive unconditional: 18619, negative: 377, negative conditional: 36, negative unconditional: 341, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10674, positive: 10476, positive conditional: 30, positive unconditional: 10446, negative: 198, negative conditional: 16, negative unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10674, positive: 10388, positive conditional: 0, positive unconditional: 10388, negative: 286, negative conditional: 0, negative unconditional: 286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 88, positive conditional: 30, positive unconditional: 58, negative: 187, negative conditional: 16, negative unconditional: 171, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14414, positive: 392, positive conditional: 106, positive unconditional: 286, negative: 751, negative conditional: 68, negative unconditional: 683, unknown: 13271, unknown conditional: 0, unknown unconditional: 13271] ], Cache Queries: [ total: 19026, positive: 8173, positive conditional: 0, positive unconditional: 8173, negative: 179, negative conditional: 20, negative unconditional: 159, unknown: 10674, unknown conditional: 46, unknown unconditional: 10628] , Statistics on independence cache: Total cache size (in pairs): 10674, Positive cache size: 10476, Positive conditional cache size: 30, Positive unconditional cache size: 10446, Negative cache size: 198, Negative conditional cache size: 16, Negative unconditional cache size: 182, Eliminated conditions: 100, Maximal queried relation: 8, Independence queries for same thread: 848 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 14.5s, Number of persistent set computation: 1176, Number of trivial persistent sets: 1124, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15456, positive: 15282, positive conditional: 0, positive unconditional: 15282, negative: 174, negative conditional: 0, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19708, positive: 18649, positive conditional: 3367, positive unconditional: 15282, negative: 1059, negative conditional: 885, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18860, positive: 18649, positive conditional: 3367, positive unconditional: 15282, negative: 211, negative conditional: 37, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18860, positive: 18649, positive conditional: 3367, positive unconditional: 15282, negative: 211, negative conditional: 37, negative unconditional: 174, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19026, positive: 18649, positive conditional: 30, positive unconditional: 18619, negative: 377, negative conditional: 136, negative unconditional: 241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19026, positive: 18649, positive conditional: 30, positive unconditional: 18619, negative: 377, negative conditional: 36, negative unconditional: 341, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19026, positive: 18649, positive conditional: 30, positive unconditional: 18619, negative: 377, negative conditional: 36, negative unconditional: 341, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10674, positive: 10476, positive conditional: 30, positive unconditional: 10446, negative: 198, negative conditional: 16, negative unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10674, positive: 10388, positive conditional: 0, positive unconditional: 10388, negative: 286, negative conditional: 0, negative unconditional: 286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 88, positive conditional: 30, positive unconditional: 58, negative: 187, negative conditional: 16, negative unconditional: 171, unknown: 11, unknown conditional: 0, unknown unconditional: 11] , SemanticIndependenceRelation.Query Time [ms]: [ total: 14414, positive: 392, positive conditional: 106, positive unconditional: 286, negative: 751, negative conditional: 68, negative unconditional: 683, unknown: 13271, unknown conditional: 0, unknown unconditional: 13271] ], Cache Queries: [ total: 19026, positive: 8173, positive conditional: 0, positive unconditional: 8173, negative: 179, negative conditional: 20, negative unconditional: 159, unknown: 10674, unknown conditional: 46, unknown unconditional: 10628] , Statistics on independence cache: Total cache size (in pairs): 10674, Positive cache size: 10476, Positive conditional cache size: 30, Positive unconditional cache size: 10446, Negative cache size: 198, Negative conditional cache size: 16, Negative unconditional cache size: 182, Eliminated conditions: 100, Maximal queried relation: 8, Independence queries for same thread: 848 - DataRaceFoundResult [Line: 1235]: Data race detected Data race detected The following path leads to a data race: [L1238] 0 pthread_mutex_t mutex[10]; VAL [mutex={2:0}] [L1239] 0 struct s *slot[10]; VAL [mutex={2:0}, slot={3:0}] [L1250] 0 int j; VAL [mutex={2:0}, slot={3:0}] [L1251] 0 struct s *p; VAL [mutex={2:0}, slot={3:0}] [L1252] 0 pthread_t t1; VAL [mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] 0 j=0 VAL [j=0, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=0, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=0, malloc(sizeof(struct s))={-2:0}, mutex={2:0}, p={-2:0}, slot={3:0}, x=0] [L1229] 0 p->datum = x VAL [\old(x)=0, mutex={2:0}, p={-2:0}, slot={3:0}, x=0] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=0, mutex={2:0}, p={-2:0}, slot={3:0}, x=0] [L1231] 0 return p; VAL [\old(x)=0, \result={-2:0}, mutex={2:0}, p={-2:0}, slot={3:0}, x=0] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=0, mutex={2:0}, new(j)={-2:0}, slot={3:0}, slot[j] = new(j)=282, t1={87:0}] [L1253] 0 j++ VAL [j=1, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=1, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=1, malloc(sizeof(struct s))={43:0}, mutex={2:0}, p={43:0}, slot={3:0}, x=1] [L1229] 0 p->datum = x VAL [\old(x)=1, mutex={2:0}, p={43:0}, slot={3:0}, x=1] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=1, mutex={2:0}, p={43:0}, slot={3:0}, x=1] [L1231] 0 return p; VAL [\old(x)=1, \result={43:0}, mutex={2:0}, p={43:0}, slot={3:0}, x=1] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=1, mutex={2:0}, new(j)={43:0}, slot={3:0}, slot[j] = new(j)=332, t1={87:0}] [L1253] 0 j++ VAL [j=2, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=2, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=2, malloc(sizeof(struct s))={-4:0}, mutex={2:0}, p={-4:0}, slot={3:0}, x=2] [L1229] 0 p->datum = x VAL [\old(x)=2, mutex={2:0}, p={-4:0}, slot={3:0}, x=2] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=2, mutex={2:0}, p={-4:0}, slot={3:0}, x=2] [L1231] 0 return p; VAL [\old(x)=2, \result={-4:0}, mutex={2:0}, p={-4:0}, slot={3:0}, x=2] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=2, mutex={2:0}, new(j)={-4:0}, slot={3:0}, slot[j] = new(j)=331, t1={87:0}] [L1253] 0 j++ VAL [j=3, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=3, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=3, malloc(sizeof(struct s))={47:0}, mutex={2:0}, p={47:0}, slot={3:0}, x=3] [L1229] 0 p->datum = x VAL [\old(x)=3, mutex={2:0}, p={47:0}, slot={3:0}, x=3] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=3, mutex={2:0}, p={47:0}, slot={3:0}, x=3] [L1231] 0 return p; VAL [\old(x)=3, \result={47:0}, mutex={2:0}, p={47:0}, slot={3:0}, x=3] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=3, mutex={2:0}, new(j)={47:0}, slot={3:0}, slot[j] = new(j)=266, t1={87:0}] [L1253] 0 j++ VAL [j=4, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=4, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=4, malloc(sizeof(struct s))={-3:0}, mutex={2:0}, p={-3:0}, slot={3:0}, x=4] [L1229] 0 p->datum = x VAL [\old(x)=4, mutex={2:0}, p={-3:0}, slot={3:0}, x=4] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=4, mutex={2:0}, p={-3:0}, slot={3:0}, x=4] [L1231] 0 return p; VAL [\old(x)=4, \result={-3:0}, mutex={2:0}, p={-3:0}, slot={3:0}, x=4] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=4, mutex={2:0}, new(j)={-3:0}, slot={3:0}, slot[j] = new(j)=312, t1={87:0}] [L1253] 0 j++ VAL [j=5, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=5, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=5, malloc(sizeof(struct s))={46:0}, mutex={2:0}, p={46:0}, slot={3:0}, x=5] [L1229] 0 p->datum = x VAL [\old(x)=5, mutex={2:0}, p={46:0}, slot={3:0}, x=5] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=5, mutex={2:0}, p={46:0}, slot={3:0}, x=5] [L1231] 0 return p; VAL [\old(x)=5, \result={46:0}, mutex={2:0}, p={46:0}, slot={3:0}, x=5] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=5, mutex={2:0}, new(j)={46:0}, slot={3:0}, slot[j] = new(j)=306, t1={87:0}] [L1253] 0 j++ VAL [j=6, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=6, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=6, malloc(sizeof(struct s))={49:0}, mutex={2:0}, p={49:0}, slot={3:0}, x=6] [L1229] 0 p->datum = x VAL [\old(x)=6, mutex={2:0}, p={49:0}, slot={3:0}, x=6] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=6, mutex={2:0}, p={49:0}, slot={3:0}, x=6] [L1231] 0 return p; VAL [\old(x)=6, \result={49:0}, mutex={2:0}, p={49:0}, slot={3:0}, x=6] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=6, mutex={2:0}, new(j)={49:0}, slot={3:0}, slot[j] = new(j)=251, t1={87:0}] [L1253] 0 j++ VAL [j=7, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=7, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=7, malloc(sizeof(struct s))={-5:0}, mutex={2:0}, p={-5:0}, slot={3:0}, x=7] [L1229] 0 p->datum = x VAL [\old(x)=7, mutex={2:0}, p={-5:0}, slot={3:0}, x=7] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=7, mutex={2:0}, p={-5:0}, slot={3:0}, x=7] [L1231] 0 return p; VAL [\old(x)=7, \result={-5:0}, mutex={2:0}, p={-5:0}, slot={3:0}, x=7] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=7, mutex={2:0}, new(j)={-5:0}, slot={3:0}, slot[j] = new(j)=288, t1={87:0}] [L1253] 0 j++ VAL [j=8, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=8, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=8, malloc(sizeof(struct s))={-6:0}, mutex={2:0}, p={-6:0}, slot={3:0}, x=8] [L1229] 0 p->datum = x VAL [\old(x)=8, mutex={2:0}, p={-6:0}, slot={3:0}, x=8] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=8, mutex={2:0}, p={-6:0}, slot={3:0}, x=8] [L1231] 0 return p; VAL [\old(x)=8, \result={-6:0}, mutex={2:0}, p={-6:0}, slot={3:0}, x=8] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=8, mutex={2:0}, new(j)={-6:0}, slot={3:0}, slot[j] = new(j)=316, t1={87:0}] [L1253] 0 j++ VAL [j=9, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND TRUE 0 j<10 VAL [j=9, mutex={2:0}, slot={3:0}, t1={87:0}] [L1255] CALL, EXPR 0 new(j) [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=9, malloc(sizeof(struct s))={-7:0}, mutex={2:0}, p={-7:0}, slot={3:0}, x=9] [L1229] 0 p->datum = x VAL [\old(x)=9, mutex={2:0}, p={-7:0}, slot={3:0}, x=9] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=9, mutex={2:0}, p={-7:0}, slot={3:0}, x=9] [L1231] 0 return p; VAL [\old(x)=9, \result={-7:0}, mutex={2:0}, p={-7:0}, slot={3:0}, x=9] [L1255] RET, EXPR 0 new(j) [L1255] 0 slot[j] = new(j) VAL [j=9, mutex={2:0}, new(j)={-7:0}, slot={3:0}, slot[j] = new(j)=258, t1={87:0}] [L1253] 0 j++ VAL [j=10, mutex={2:0}, slot={3:0}, t1={87:0}] [L1253] COND FALSE 0 !(j<10) VAL [j=10, mutex={2:0}, slot={3:0}, t1={87:0}] [L1257] FCALL, FORK 0 pthread_create(&t1, ((void *)0), t_fun, ((void *)0)) VAL [j=10, mutex={2:0}, pthread_create(&t1, ((void *)0), t_fun, ((void *)0))=-1, slot={3:0}, t1={87:0}] [L1241] 1 int i; VAL [arg={0:0}, arg={0:0}, mutex={2:0}, slot={3:0}] [L1242] 1 i=0 VAL [arg={0:0}, arg={0:0}, i=0, mutex={2:0}, slot={3:0}] [L1258] 0 j=0 VAL [j=0, mutex={2:0}, slot={3:0}, t1={87:0}] [L1242] COND TRUE 1 i<10 VAL [arg={0:0}, arg={0:0}, i=0, mutex={2:0}, slot={3:0}] [L1258] COND TRUE 0 j<10 VAL [j=0, mutex={2:0}, slot={3:0}, t1={87:0}] [L1244] CALL, EXPR 1 new(10 +i) [L1228] 1 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=10, \old(x)=9, \result={-7:0}, malloc(sizeof(struct s))={-8:0}, mutex={2:0}, p={-8:0}, p={-7:0}, slot={3:0}, x=10, x=9] [L1229] 1 p->datum = x VAL [\old(x)=9, \old(x)=10, \result={-7:0}, mutex={2:0}, p={-7:0}, p={-8:0}, slot={3:0}, x=10, x=9] [L1230] 1 p->next = ((void *)0) VAL [\old(x)=9, \old(x)=10, \result={-7:0}, mutex={2:0}, p={-7:0}, p={-8:0}, slot={3:0}, x=10, x=9] [L1231] 1 return p; VAL [\old(x)=10, \old(x)=9, \result={-8:0}, \result={-7:0}, mutex={2:0}, p={-7:0}, p={-8:0}, slot={3:0}, x=10, x=9] [L1244] RET, EXPR 1 new(10 +i) [L1244] EXPR 1 slot[i] VAL [arg={0:0}, arg={0:0}, i=0, mutex={2:0}, new(10 +i)={-8:0}, slot={3:0}, slot[i]={-2:0}] [L1244] 1 list_add(new(10 +i), slot[i]) VAL [arg={0:0}, arg={0:0}, i=0, mutex={2:0}, new(10 +i)={-8:0}, slot={3:0}, slot[i]={-2:0}] [L1244] CALL 1 list_add(new(10 +i), slot[i]) [L1234] EXPR 1 list->next VAL [list={-2:0}, list={-2:0}, list->next={0:0}, mutex={2:0}, node={-8:0}, node={-8:0}, slot={3:0}] [L1234] 1 struct s *temp = list->next; VAL [list={-2:0}, list={-2:0}, list->next={0:0}, mutex={2:0}, node={-8:0}, node={-8:0}, slot={3:0}, temp={0:0}] [L1235] 1 list->next = node VAL [list={-2:0}, list={-2:0}, mutex={2:0}, node={-8:0}, node={-8:0}, slot={3:0}, temp={0:0}] [L1236] 1 node->next = temp VAL [list={-2:0}, list={-2:0}, mutex={2:0}, node={-8:0}, node={-8:0}, slot={3:0}, temp={0:0}] [L1244] RET 1 list_add(new(10 +i), slot[i]) [L1242] 1 i++ VAL [arg={0:0}, arg={0:0}, i=0, i++=0, mutex={2:0}, slot={3:0}] [L1242] 1 i++ VAL [arg={0:0}, arg={0:0}, i=1, i++=0, mutex={2:0}, slot={3:0}] [L1260] CALL, EXPR 0 new(j) [L1242] COND TRUE 1 i<10 VAL [arg={0:0}, arg={0:0}, i=1, mutex={2:0}, slot={3:0}] [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=10, \old(x)=0, \result={-8:0}, malloc(sizeof(struct s))={-9:0}, mutex={2:0}, p={-9:0}, p={-8:0}, slot={3:0}, x=0, x=10] [L1229] 0 p->datum = x VAL [\old(x)=10, \old(x)=0, \result={-8:0}, mutex={2:0}, p={-8:0}, p={-9:0}, slot={3:0}, x=0, x=10] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=10, \old(x)=0, \result={-8:0}, mutex={2:0}, p={-8:0}, p={-9:0}, slot={3:0}, x=0, x=10] [L1231] 0 return p; VAL [\old(x)=0, \old(x)=10, \result={-8:0}, \result={-9:0}, mutex={2:0}, p={-8:0}, p={-9:0}, slot={3:0}, x=10, x=0] [L1260] RET, EXPR 0 new(j) [L1260] EXPR 0 slot[j] VAL [j=0, mutex={2:0}, new(j)={-9:0}, slot={3:0}, slot[j]={-2:0}, t1={87:0}] [L1260] 0 list_add(new(j), slot[j]) VAL [j=0, mutex={2:0}, new(j)={-9:0}, slot={3:0}, slot[j]={-2:0}, t1={87:0}] [L1260] CALL 0 list_add(new(j), slot[j]) [L1234] EXPR 0 list->next VAL [list={-2:0}, list={-2:0}, list={-2:0}, list={-2:0}, list->next={-8:0}, mutex={2:0}, node={-8:0}, node={-8:0}, node={-9:0}, node={-9:0}, slot={3:0}, temp={0:0}] [L1234] 0 struct s *temp = list->next; VAL [list={-2:0}, list={-2:0}, list={-2:0}, list={-2:0}, list->next={-8:0}, mutex={2:0}, node={-9:0}, node={-8:0}, node={-8:0}, node={-9:0}, slot={3:0}, temp={-8:0}, temp={0:0}] [L1235] 0 list->next = node VAL [list={-2:0}, list={-2:0}, list={-2:0}, list={-2:0}, mutex={2:0}, node={-9:0}, node={-8:0}, node={-9:0}, node={-8:0}, slot={3:0}, temp={0:0}, temp={-8:0}] [L1236] 0 node->next = temp VAL [list={-2:0}, list={-2:0}, list={-2:0}, list={-2:0}, mutex={2:0}, node={-9:0}, node={-9:0}, node={-8:0}, node={-8:0}, slot={3:0}, temp={-8:0}, temp={0:0}] [L1260] RET 0 list_add(new(j), slot[j]) [L1261] EXPR 0 slot[j] VAL [j=0, mutex={2:0}, slot={3:0}, slot[j]={-2:0}, t1={87:0}] [L1261] EXPR 0 slot[j]->next VAL [j=0, mutex={2:0}, slot={3:0}, slot[j]={-2:0}, slot[j]->next={-9:0}, t1={87:0}] [L1261] 0 p = slot[j]->next VAL [j=0, mutex={2:0}, p={-9:0}, slot={3:0}, slot[j]={-2:0}, slot[j]->next={-9:0}, t1={87:0}] [L1262] EXPR 0 p->datum VAL [j=0, mutex={2:0}, p={-9:0}, p->datum=0, slot={3:0}, t1={87:0}] [L1262] 0 printf("%d\n", p->datum) VAL [j=0, mutex={2:0}, p={-9:0}, p->datum=0, slot={3:0}, t1={87:0}] [L1258] 0 j++ VAL [j=0, j++=0, mutex={2:0}, p={-9:0}, slot={3:0}, t1={87:0}] [L1258] 0 j++ VAL [j=1, j++=0, mutex={2:0}, p={-9:0}, slot={3:0}, t1={87:0}] [L1244] CALL, EXPR 1 new(10 +i) [L1258] COND TRUE 0 j<10 VAL [j=1, mutex={2:0}, p={-9:0}, slot={3:0}, t1={87:0}] [L1260] CALL, EXPR 0 new(j) [L1228] 1 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=1, \old(x)=11, malloc(sizeof(struct s))={-10:0}, mutex={2:0}, p={-9:0}, p={-10:0}, slot={3:0}, x=0, x=11] [L1229] 1 p->datum = x VAL [\old(x)=1, \old(x)=11, mutex={2:0}, p={-10:0}, slot={3:0}, x=1, x=11] [L1228] 0 struct s *p = malloc(sizeof(struct s)); VAL [\old(x)=11, \old(x)=1, malloc(sizeof(struct s))={-11:0}, mutex={2:0}, p={-10:0}, p={-11:0}, slot={3:0}, x=11, x=1] [L1229] 1 p->datum = x VAL [\old(x)=11, \old(x)=1, malloc(sizeof(struct s))={-11:0}, mutex={2:0}, p={-11:0}, p={-10:0}, p->datum = x=250, slot={3:0}, x=1, x=11] [L1229] 1 p->datum = x VAL [\old(x)=1, \old(x)=11, mutex={2:0}, p={-11:0}, p={-10:0}, p->datum = x=305, slot={3:0}, x=11, x=1] [L1230] 1 p->next = ((void *)0) VAL [\old(x)=11, \old(x)=1, mutex={2:0}, p={-10:0}, p={-11:0}, p->datum = x=305, slot={3:0}, x=1, x=11] [L1229] 0 p->datum = x VAL [\old(x)=1, \old(x)=11, mutex={2:0}, p={-10:0}, p={-11:0}, p->datum = x=305, slot={3:0}, x=11, x=1] [L1229] 0 p->datum = x VAL [\old(x)=11, \old(x)=1, mutex={2:0}, p={-10:0}, p={-11:0}, p->datum = x=305, slot={3:0}, x=1, x=11] [L1230] 1 p->next = ((void *)0) VAL [\old(x)=1, \old(x)=11, mutex={2:0}, p={-10:0}, p={-11:0}, p->datum = x=305, p->next = ((void *)0)=289, slot={3:0}, x=11, x=1] [L1230] 1 p->next = ((void *)0) VAL [\old(x)=11, \old(x)=1, mutex={2:0}, p={-11:0}, p={-10:0}, p->next = ((void *)0)=333, slot={3:0}, x=1, x=11] [L1231] 1 return p; VAL [\old(x)=11, \old(x)=1, \result={-10:0}, mutex={2:0}, p={-10:0}, p={-11:0}, p->next = ((void *)0)=333, slot={3:0}, x=11, x=1] [L1230] 0 p->next = ((void *)0) VAL [\old(x)=1, \old(x)=11, \result={-10:0}, mutex={2:0}, p={-10:0}, p={-11:0}, p->next = ((void *)0)=333, slot={3:0}, x=1, x=11] [L1244] RET, EXPR 1 new(10 +i) [L1244] EXPR 1 slot[i] VAL [arg={0:0}, arg={0:0}, i=1, mutex={2:0}, new(10 +i)={-10:0}, slot={3:0}, slot[i]={43:0}] [L1231] 0 return p; VAL [\old(x)=11, \old(x)=1, \result={-11:0}, \result={-10:0}, mutex={2:0}, p={-11:0}, p={-10:0}, slot={3:0}, x=1, x=11] [L1260] RET, EXPR 0 new(j) [L1260] EXPR 0 slot[j] VAL [j=1, mutex={2:0}, new(j)={-11:0}, p={-9:0}, slot={3:0}, slot[j]={43:0}, t1={87:0}] [L1244] 1 list_add(new(10 +i), slot[i]) VAL [arg={0:0}, arg={0:0}, i=1, mutex={2:0}, new(10 +i)={-10:0}, slot={3:0}, slot[i]={43:0}] [L1244] CALL 1 list_add(new(10 +i), slot[i]) [L1260] 0 list_add(new(j), slot[j]) VAL [j=1, mutex={2:0}, new(j)={-11:0}, p={-9:0}, slot={3:0}, slot[j]={43:0}, t1={87:0}] [L1260] CALL 0 list_add(new(j), slot[j]) [L1234] EXPR 1 list->next VAL [list={43:0}, list={-2:0}, list={43:0}, list={43:0}, list->next={0:0}, mutex={2:0}, node={-9:0}, node={-10:0}, node={-11:0}, node={-10:0}, slot={3:0}, temp={-8:0}] [L1234] 1 struct s *temp = list->next; VAL [list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, mutex={2:0}, node={-10:0}, node={-11:0}, node={-10:0}, slot={3:0}] [L1234] 1 struct s *temp = list->next; VAL [list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, mutex={2:0}, node={-10:0}, node={-10:0}, node={-11:0}, node={-11:0}, slot={3:0}] [L1234] 1 struct s *temp = list->next; VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, mutex={2:0}, node={-11:0}, node={-10:0}, node={-10:0}, node={-11:0}, slot={3:0}] [L1234] 0 list->next VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, list->next={0:0}, mutex={2:0}, node={-10:0}, node={-11:0}, node={-11:0}, node={-10:0}, slot={3:0}] [L1234] 1 struct s *temp = list->next; VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, list->next={0:0}, mutex={2:0}, node={-10:0}, node={-10:0}, node={-11:0}, node={-11:0}, slot={3:0}, temp={0:0}] [L1234] 0 struct s *temp = list->next; VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, mutex={2:0}, node={-11:0}, node={-11:0}, node={-10:0}, node={-10:0}, slot={3:0}, temp={0:0}] [L1235] 1 list->next = node VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, mutex={2:0}, node={-11:0}, node={-11:0}, node={-10:0}, node={-10:0}, slot={3:0}, temp={0:0}] [L1234] 0 struct s *temp = list->next; VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, mutex={2:0}, node={-11:0}, node={-11:0}, node={-10:0}, node={-10:0}, slot={3:0}, temp={0:0}] [L1234] 0 struct s *temp = list->next; VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, mutex={2:0}, node={-11:0}, node={-11:0}, node={-10:0}, node={-10:0}, slot={3:0}, temp={0:0}, temp={0:0}] [L1235] 1 list->next = node VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next={0:0}, list->next = node=256, mutex={2:0}, node={-11:0}, node={-10:0}, node={-10:0}, node={-11:0}, slot={3:0}, temp={0:0}, temp={0:0}] [L1235] 1 list->next = node VAL [list={43:0}, list={43:0}, list={43:0}, list={43:0}, list->next = node=256, list->next = node=310, mutex={2:0}, node={-10:0}, node={-11:0}, node={-10:0}, node={-11:0}, slot={3:0}, temp={0:0}, temp={0:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: struct s *temp = list->next; [1234] * C: p = slot[j]->next [1261] * C: p->next = ((void *)0) [1230] * C: slot[j] = new(j) [1255] * C: node->next = temp [1236] * C: node->next = temp [1236] * C: slot[j] = new(j) [1255] * C: slot[j]->next [1261] * C: slot[j] = new(j) [1255] * C: list_add(new(10 +i), slot[i]) [1244] * C: p->datum = x [1229] * C: printf("%d\n", p->datum) [1262] * C: slot[j] = new(j) [1255] * C: p->next = ((void *)0) [1230] * C: p = slot[j]->next [1261] * C: node->next = temp [1236] * C: slot[j]->next [1261] * C: list_add(new(10 +i), slot[i]) [1244] * C: printf("%d\n", p->datum) [1262] * C: printf("%d\n", p->datum) [1262] * C: struct s *temp = list->next; [1234] * C: p->datum = x [1229] * C: list_add(new(10 +i), slot[i]) [1244] * C: list_add(new(j), slot[j]) [1260] * C: p->datum = x [1229] * C: p = slot[j]->next [1261] * C: slot[j]->next [1261] * C: list_add(new(j), slot[j]) [1260] * C: p->next = ((void *)0) [1230] * C: struct s *temp = list->next; [1234] * C: struct s *temp = list->next; [1234] * C: p->datum = x [1229] * C: p = slot[j]->next [1261] * C: printf("%d\n", p->datum) [1262] * C: list_add(new(j), slot[j]) [1260] * C: p->next = ((void *)0) [1230] * C: node->next = temp [1236] * C: slot[j]->next [1261] * C: list_add(new(10 +i), slot[i]) [1244] * C: list_add(new(j), slot[j]) [1260] and C: list->next = node [1235] - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1230]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1244]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1234]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1236]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t_funThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 354 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 61.1s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 21.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 141, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.7s SsaConstructionTime, 6.2s SatisfiabilityAnalysisTime, 26.1s InterpolantComputationTime, 6925 NumberOfCodeBlocks, 6515 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 6818 ConstructedInterpolants, 0 QuantifiedInterpolants, 11790 SizeOfPredicates, 26 NumberOfNonLiveVariables, 2725 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 22 InterpolantComputations, 11 PerfectInterpolantSequences, 14059/18038 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 [2022-11-04 12:07:30,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-11-04 12:07:30,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d255db5c-bb4c-4098-ac35-14ec9bab0855/bin/ugemcutter-C1kR7RIaUi/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