./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:21:01,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:21:01,877 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-13 16:21:01,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:21:01,884 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:21:01,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:21:01,921 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:21:01,921 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:21:01,922 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:21:01,922 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:21:01,922 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:21:01,922 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:21:01,927 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:21:01,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:21:01,927 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:21:01,927 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:21:01,927 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:21:01,927 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:21:01,928 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:21:01,928 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:21:01,929 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:21:01,929 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:21:01,929 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-13 16:21:01,930 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:21:01,930 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:21:01,930 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:21:01,930 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:21:01,930 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:21:01,930 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:21:01,930 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:21:01,930 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:21:01,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:21:01,931 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:21:01,931 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:21:01,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:21:01,932 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:21:01,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:21:01,932 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:21:01,932 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:21:01,932 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:21:01,932 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:21:01,932 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> Automizer 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 -> d76df1bfaca9781352b9c7afbe4683f5e649e880008edad8122f422eebb0dbe8 [2024-11-13 16:21:02,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:21:02,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:21:02,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:21:02,248 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:21:02,248 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:21:02,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-race.i Unable to find full path for "g++" [2024-11-13 16:21:04,167 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:21:04,472 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:21:04,473 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/sv-benchmarks/c/pthread-ext/37_stack_lock_p0_vs_concur-race.i [2024-11-13 16:21:04,490 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/data/0d3e27a81/c484dd727b49470c82634b3ef4e0d1f9/FLAG9c30d6e55 [2024-11-13 16:21:04,507 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/data/0d3e27a81/c484dd727b49470c82634b3ef4e0d1f9 [2024-11-13 16:21:04,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:21:04,514 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:21:04,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:21:04,517 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:21:04,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:21:04,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:21:04" (1/1) ... [2024-11-13 16:21:04,524 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768f4f49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:04, skipping insertion in model container [2024-11-13 16:21:04,526 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:21:04" (1/1) ... [2024-11-13 16:21:04,571 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:21:04,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:21:04,947 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:21:05,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:21:05,040 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:21:05,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05 WrapperNode [2024-11-13 16:21:05,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:21:05,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:21:05,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:21:05,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:21:05,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,095 INFO L138 Inliner]: procedures = 168, calls = 31, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 202 [2024-11-13 16:21:05,096 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:21:05,097 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:21:05,097 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:21:05,097 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:21:05,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,109 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,109 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,120 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,131 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,136 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:21:05,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:21:05,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:21:05,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:21:05,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (1/1) ... [2024-11-13 16:21:05,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:21:05,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:21:05,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:21:05,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd4a51f3-ec57-42b6-8494-38618835f7fd/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:21:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:21:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2024-11-13 16:21:05,228 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-13 16:21:05,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:21:05,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:21:05,230 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 16:21:05,398 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:21:05,400 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:21:05,853 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 16:21:05,853 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:21:06,027 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:21:06,027 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 16:21:06,028 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:21:06 BoogieIcfgContainer [2024-11-13 16:21:06,028 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:21:06,030 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 16:21:06,030 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 16:21:06,037 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 16:21:06,037 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:21:04" (1/3) ... [2024-11-13 16:21:06,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca82e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:21:06, skipping insertion in model container [2024-11-13 16:21:06,038 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:21:05" (2/3) ... [2024-11-13 16:21:06,038 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ca82e4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:21:06, skipping insertion in model container [2024-11-13 16:21:06,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:21:06" (3/3) ... [2024-11-13 16:21:06,040 INFO L112 eAbstractionObserver]: Analyzing ICFG 37_stack_lock_p0_vs_concur-race.i [2024-11-13 16:21:06,056 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 16:21:06,058 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG 37_stack_lock_p0_vs_concur-race.i that has 2 procedures, 195 locations, 1 initial locations, 2 loop locations, and 15 error locations. [2024-11-13 16:21:06,059 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 16:21:06,174 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 16:21:06,237 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 198 places, 202 transitions, 408 flow [2024-11-13 16:21:06,358 INFO L124 PetriNetUnfolderBase]: 8/211 cut-off events. [2024-11-13 16:21:06,363 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 16:21:06,370 INFO L83 FinitePrefix]: Finished finitePrefix Result has 215 conditions, 211 events. 8/211 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 137 event pairs, 0 based on Foata normal form. 0/186 useless extension candidates. Maximal degree in co-relation 114. Up to 4 conditions per place. [2024-11-13 16:21:06,371 INFO L82 GeneralOperation]: Start removeDead. Operand has 198 places, 202 transitions, 408 flow [2024-11-13 16:21:06,379 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 198 places, 202 transitions, 408 flow [2024-11-13 16:21:06,393 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:21:06,411 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@3450f3ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:21:06,414 INFO L334 AbstractCegarLoop]: Starting to check reachability of 31 error locations. [2024-11-13 16:21:06,460 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 16:21:06,460 INFO L124 PetriNetUnfolderBase]: 3/118 cut-off events. [2024-11-13 16:21:06,460 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-13 16:21:06,460 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:06,461 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:06,462 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 27 more)] === [2024-11-13 16:21:06,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:06,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1593281361, now seen corresponding path program 1 times [2024-11-13 16:21:06,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:06,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804090479] [2024-11-13 16:21:06,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:06,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:21:06,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:21:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:21:06,789 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:21:06,791 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 16:21:06,792 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (30 of 31 remaining) [2024-11-13 16:21:06,794 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (29 of 31 remaining) [2024-11-13 16:21:06,794 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (28 of 31 remaining) [2024-11-13 16:21:06,794 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 31 remaining) [2024-11-13 16:21:06,795 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (26 of 31 remaining) [2024-11-13 16:21:06,795 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (25 of 31 remaining) [2024-11-13 16:21:06,795 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (24 of 31 remaining) [2024-11-13 16:21:06,795 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (23 of 31 remaining) [2024-11-13 16:21:06,795 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (22 of 31 remaining) [2024-11-13 16:21:06,795 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (21 of 31 remaining) [2024-11-13 16:21:06,795 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (20 of 31 remaining) [2024-11-13 16:21:06,795 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (19 of 31 remaining) [2024-11-13 16:21:06,796 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (18 of 31 remaining) [2024-11-13 16:21:06,796 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (17 of 31 remaining) [2024-11-13 16:21:06,796 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (16 of 31 remaining) [2024-11-13 16:21:06,796 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (15 of 31 remaining) [2024-11-13 16:21:06,796 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (14 of 31 remaining) [2024-11-13 16:21:06,796 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 31 remaining) [2024-11-13 16:21:06,796 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (12 of 31 remaining) [2024-11-13 16:21:06,796 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (11 of 31 remaining) [2024-11-13 16:21:06,797 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 31 remaining) [2024-11-13 16:21:06,797 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (9 of 31 remaining) [2024-11-13 16:21:06,797 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (8 of 31 remaining) [2024-11-13 16:21:06,797 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 31 remaining) [2024-11-13 16:21:06,797 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (6 of 31 remaining) [2024-11-13 16:21:06,797 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (5 of 31 remaining) [2024-11-13 16:21:06,797 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (4 of 31 remaining) [2024-11-13 16:21:06,797 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (3 of 31 remaining) [2024-11-13 16:21:06,798 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (2 of 31 remaining) [2024-11-13 16:21:06,798 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (1 of 31 remaining) [2024-11-13 16:21:06,798 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (0 of 31 remaining) [2024-11-13 16:21:06,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 16:21:06,802 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-13 16:21:06,805 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-13 16:21:06,807 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-13 16:21:06,900 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 16:21:06,911 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 298 places, 306 transitions, 622 flow [2024-11-13 16:21:07,074 INFO L124 PetriNetUnfolderBase]: 15/326 cut-off events. [2024-11-13 16:21:07,074 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2024-11-13 16:21:07,081 INFO L83 FinitePrefix]: Finished finitePrefix Result has 334 conditions, 326 events. 15/326 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 578 event pairs, 0 based on Foata normal form. 0/278 useless extension candidates. Maximal degree in co-relation 217. Up to 6 conditions per place. [2024-11-13 16:21:07,081 INFO L82 GeneralOperation]: Start removeDead. Operand has 298 places, 306 transitions, 622 flow [2024-11-13 16:21:07,086 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 298 places, 306 transitions, 622 flow [2024-11-13 16:21:07,089 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:21:07,090 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@3450f3ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:21:07,090 INFO L334 AbstractCegarLoop]: Starting to check reachability of 46 error locations. [2024-11-13 16:21:07,106 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 16:21:07,106 INFO L124 PetriNetUnfolderBase]: 4/123 cut-off events. [2024-11-13 16:21:07,106 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 16:21:07,106 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:07,107 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:07,107 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 42 more)] === [2024-11-13 16:21:07,107 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:07,107 INFO L85 PathProgramCache]: Analyzing trace with hash -814773701, now seen corresponding path program 1 times [2024-11-13 16:21:07,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:07,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [461452063] [2024-11-13 16:21:07,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:07,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:07,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:21:07,400 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:21:07,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:21:07,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [461452063] [2024-11-13 16:21:07,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [461452063] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:21:07,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:21:07,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-13 16:21:07,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317686493] [2024-11-13 16:21:07,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:21:07,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 16:21:07,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:21:07,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 16:21:07,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 16:21:07,448 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 272 out of 306 [2024-11-13 16:21:07,454 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 298 places, 306 transitions, 622 flow. Second operand has 2 states, 2 states have (on average 273.0) internal successors, (546), 2 states have internal predecessors, (546), 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) [2024-11-13 16:21:07,455 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:21:07,456 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 272 of 306 [2024-11-13 16:21:07,458 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:21:07,689 INFO L124 PetriNetUnfolderBase]: 22/581 cut-off events. [2024-11-13 16:21:07,689 INFO L125 PetriNetUnfolderBase]: For 17/17 co-relation queries the response was YES. [2024-11-13 16:21:07,695 INFO L83 FinitePrefix]: Finished finitePrefix Result has 631 conditions, 581 events. 22/581 cut-off events. For 17/17 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 1980 event pairs, 12 based on Foata normal form. 52/568 useless extension candidates. Maximal degree in co-relation 191. Up to 33 conditions per place. [2024-11-13 16:21:07,702 INFO L140 encePairwiseOnDemand]: 282/306 looper letters, 8 selfloop transitions, 0 changer transitions 0/271 dead transitions. [2024-11-13 16:21:07,702 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 273 places, 271 transitions, 568 flow [2024-11-13 16:21:07,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 16:21:07,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-13 16:21:07,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 576 transitions. [2024-11-13 16:21:07,724 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9411764705882353 [2024-11-13 16:21:07,726 INFO L175 Difference]: Start difference. First operand has 298 places, 306 transitions, 622 flow. Second operand 2 states and 576 transitions. [2024-11-13 16:21:07,729 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 273 places, 271 transitions, 568 flow [2024-11-13 16:21:07,740 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 273 places, 271 transitions, 568 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 16:21:07,746 INFO L231 Difference]: Finished difference. Result has 273 places, 271 transitions, 552 flow [2024-11-13 16:21:07,751 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=306, PETRI_DIFFERENCE_MINUEND_FLOW=552, PETRI_DIFFERENCE_MINUEND_PLACES=272, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=271, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=552, PETRI_PLACES=273, PETRI_TRANSITIONS=271} [2024-11-13 16:21:07,755 INFO L277 CegarLoopForPetriNet]: 298 programPoint places, -25 predicate places. [2024-11-13 16:21:07,755 INFO L471 AbstractCegarLoop]: Abstraction has has 273 places, 271 transitions, 552 flow [2024-11-13 16:21:07,756 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 273.0) internal successors, (546), 2 states have internal predecessors, (546), 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) [2024-11-13 16:21:07,757 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:07,758 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:07,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 16:21:07,758 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 42 more)] === [2024-11-13 16:21:07,758 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:07,758 INFO L85 PathProgramCache]: Analyzing trace with hash -683612367, now seen corresponding path program 1 times [2024-11-13 16:21:07,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:07,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455132861] [2024-11-13 16:21:07,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:07,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:21:07,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:21:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:21:07,924 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:21:07,924 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 16:21:07,924 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 46 remaining) [2024-11-13 16:21:07,924 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (44 of 46 remaining) [2024-11-13 16:21:07,925 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (43 of 46 remaining) [2024-11-13 16:21:07,925 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (42 of 46 remaining) [2024-11-13 16:21:07,925 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (41 of 46 remaining) [2024-11-13 16:21:07,925 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (40 of 46 remaining) [2024-11-13 16:21:07,925 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (39 of 46 remaining) [2024-11-13 16:21:07,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (38 of 46 remaining) [2024-11-13 16:21:07,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (37 of 46 remaining) [2024-11-13 16:21:07,928 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (36 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (35 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (34 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (33 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (32 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (31 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (30 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (29 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (28 of 46 remaining) [2024-11-13 16:21:07,929 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (26 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (25 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (24 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (23 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (22 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (21 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (20 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (19 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (18 of 46 remaining) [2024-11-13 16:21:07,930 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (17 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (16 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (15 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (14 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (12 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (11 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (9 of 46 remaining) [2024-11-13 16:21:07,931 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (8 of 46 remaining) [2024-11-13 16:21:07,932 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 46 remaining) [2024-11-13 16:21:07,932 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (6 of 46 remaining) [2024-11-13 16:21:07,932 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (5 of 46 remaining) [2024-11-13 16:21:07,932 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (4 of 46 remaining) [2024-11-13 16:21:07,932 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (3 of 46 remaining) [2024-11-13 16:21:07,932 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (2 of 46 remaining) [2024-11-13 16:21:07,936 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (1 of 46 remaining) [2024-11-13 16:21:07,937 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (0 of 46 remaining) [2024-11-13 16:21:07,937 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 16:21:07,937 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-13 16:21:07,937 WARN L247 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-13 16:21:07,937 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-11-13 16:21:08,039 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 16:21:08,050 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 398 places, 410 transitions, 838 flow [2024-11-13 16:21:08,187 INFO L124 PetriNetUnfolderBase]: 22/441 cut-off events. [2024-11-13 16:21:08,187 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-13 16:21:08,192 INFO L83 FinitePrefix]: Finished finitePrefix Result has 454 conditions, 441 events. 22/441 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 1200 event pairs, 0 based on Foata normal form. 0/370 useless extension candidates. Maximal degree in co-relation 330. Up to 8 conditions per place. [2024-11-13 16:21:08,193 INFO L82 GeneralOperation]: Start removeDead. Operand has 398 places, 410 transitions, 838 flow [2024-11-13 16:21:08,201 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 398 places, 410 transitions, 838 flow [2024-11-13 16:21:08,202 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:21:08,202 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@3450f3ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:21:08,202 INFO L334 AbstractCegarLoop]: Starting to check reachability of 61 error locations. [2024-11-13 16:21:08,218 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 16:21:08,219 INFO L124 PetriNetUnfolderBase]: 5/127 cut-off events. [2024-11-13 16:21:08,219 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 16:21:08,219 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:08,219 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:08,219 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-13 16:21:08,220 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:08,220 INFO L85 PathProgramCache]: Analyzing trace with hash -638861260, now seen corresponding path program 1 times [2024-11-13 16:21:08,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:08,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430769164] [2024-11-13 16:21:08,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:08,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:21:08,356 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:21:08,360 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:21:08,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430769164] [2024-11-13 16:21:08,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430769164] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:21:08,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:21:08,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-13 16:21:08,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112352511] [2024-11-13 16:21:08,361 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:21:08,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 16:21:08,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:21:08,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 16:21:08,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 16:21:08,368 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 360 out of 410 [2024-11-13 16:21:08,369 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 398 places, 410 transitions, 838 flow. Second operand has 2 states, 2 states have (on average 361.0) internal successors, (722), 2 states have internal predecessors, (722), 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) [2024-11-13 16:21:08,369 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:21:08,369 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 360 of 410 [2024-11-13 16:21:08,369 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:21:09,184 INFO L124 PetriNetUnfolderBase]: 150/2209 cut-off events. [2024-11-13 16:21:09,184 INFO L125 PetriNetUnfolderBase]: For 157/157 co-relation queries the response was YES. [2024-11-13 16:21:09,208 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2484 conditions, 2209 events. 150/2209 cut-off events. For 157/157 co-relation queries the response was YES. Maximal size of possible extension queue 40. Compared 15994 event pairs, 108 based on Foata normal form. 284/2212 useless extension candidates. Maximal degree in co-relation 623. Up to 193 conditions per place. [2024-11-13 16:21:09,222 INFO L140 encePairwiseOnDemand]: 375/410 looper letters, 12 selfloop transitions, 0 changer transitions 0/360 dead transitions. [2024-11-13 16:21:09,223 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 362 places, 360 transitions, 762 flow [2024-11-13 16:21:09,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 16:21:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-13 16:21:09,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 767 transitions. [2024-11-13 16:21:09,229 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9353658536585366 [2024-11-13 16:21:09,229 INFO L175 Difference]: Start difference. First operand has 398 places, 410 transitions, 838 flow. Second operand 2 states and 767 transitions. [2024-11-13 16:21:09,229 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 362 places, 360 transitions, 762 flow [2024-11-13 16:21:09,233 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 362 places, 360 transitions, 760 flow, removed 1 selfloop flow, removed 0 redundant places. [2024-11-13 16:21:09,239 INFO L231 Difference]: Finished difference. Result has 362 places, 360 transitions, 736 flow [2024-11-13 16:21:09,241 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=410, PETRI_DIFFERENCE_MINUEND_FLOW=736, PETRI_DIFFERENCE_MINUEND_PLACES=361, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=360, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=736, PETRI_PLACES=362, PETRI_TRANSITIONS=360} [2024-11-13 16:21:09,242 INFO L277 CegarLoopForPetriNet]: 398 programPoint places, -36 predicate places. [2024-11-13 16:21:09,242 INFO L471 AbstractCegarLoop]: Abstraction has has 362 places, 360 transitions, 736 flow [2024-11-13 16:21:09,243 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 361.0) internal successors, (722), 2 states have internal predecessors, (722), 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) [2024-11-13 16:21:09,243 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:09,243 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:09,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 16:21:09,244 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-13 16:21:09,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:09,245 INFO L85 PathProgramCache]: Analyzing trace with hash -1954785219, now seen corresponding path program 1 times [2024-11-13 16:21:09,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:09,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1844364683] [2024-11-13 16:21:09,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:09,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:21:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:21:10,443 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:21:10,443 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1844364683] [2024-11-13 16:21:10,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1844364683] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:21:10,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:21:10,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 16:21:10,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133650253] [2024-11-13 16:21:10,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:21:10,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 16:21:10,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:21:10,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 16:21:10,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 16:21:11,281 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 332 out of 410 [2024-11-13 16:21:11,284 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 362 places, 360 transitions, 736 flow. Second operand has 6 states, 6 states have (on average 333.5) internal successors, (2001), 6 states have internal predecessors, (2001), 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) [2024-11-13 16:21:11,286 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:21:11,286 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 332 of 410 [2024-11-13 16:21:11,286 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:21:16,320 INFO L124 PetriNetUnfolderBase]: 2595/20920 cut-off events. [2024-11-13 16:21:16,320 INFO L125 PetriNetUnfolderBase]: For 784/784 co-relation queries the response was YES. [2024-11-13 16:21:16,440 INFO L83 FinitePrefix]: Finished finitePrefix Result has 25315 conditions, 20920 events. 2595/20920 cut-off events. For 784/784 co-relation queries the response was YES. Maximal size of possible extension queue 403. Compared 276051 event pairs, 752 based on Foata normal form. 0/18221 useless extension candidates. Maximal degree in co-relation 25309. Up to 2208 conditions per place. [2024-11-13 16:21:16,561 INFO L140 encePairwiseOnDemand]: 383/410 looper letters, 74 selfloop transitions, 29 changer transitions 0/423 dead transitions. [2024-11-13 16:21:16,562 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 367 places, 423 transitions, 1108 flow [2024-11-13 16:21:16,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 16:21:16,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 16:21:16,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2099 transitions. [2024-11-13 16:21:16,567 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8532520325203252 [2024-11-13 16:21:16,567 INFO L175 Difference]: Start difference. First operand has 362 places, 360 transitions, 736 flow. Second operand 6 states and 2099 transitions. [2024-11-13 16:21:16,567 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 367 places, 423 transitions, 1108 flow [2024-11-13 16:21:16,571 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 367 places, 423 transitions, 1108 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 16:21:16,578 INFO L231 Difference]: Finished difference. Result has 372 places, 388 transitions, 960 flow [2024-11-13 16:21:16,579 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=410, PETRI_DIFFERENCE_MINUEND_FLOW=736, PETRI_DIFFERENCE_MINUEND_PLACES=362, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=360, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=337, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=960, PETRI_PLACES=372, PETRI_TRANSITIONS=388} [2024-11-13 16:21:16,581 INFO L277 CegarLoopForPetriNet]: 398 programPoint places, -26 predicate places. [2024-11-13 16:21:16,581 INFO L471 AbstractCegarLoop]: Abstraction has has 372 places, 388 transitions, 960 flow [2024-11-13 16:21:16,582 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 333.5) internal successors, (2001), 6 states have internal predecessors, (2001), 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) [2024-11-13 16:21:16,583 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:16,583 INFO L204 CegarLoopForPetriNet]: trace histogram [4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:16,584 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 16:21:16,584 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 57 more)] === [2024-11-13 16:21:16,585 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:16,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1696891600, now seen corresponding path program 1 times [2024-11-13 16:21:16,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:16,585 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24686149] [2024-11-13 16:21:16,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:16,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:16,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:21:16,656 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:21:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:21:16,700 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 16:21:16,700 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 16:21:16,700 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (60 of 61 remaining) [2024-11-13 16:21:16,700 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (59 of 61 remaining) [2024-11-13 16:21:16,700 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (58 of 61 remaining) [2024-11-13 16:21:16,700 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (57 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (56 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (55 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (54 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (53 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (52 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (51 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (50 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (49 of 61 remaining) [2024-11-13 16:21:16,701 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (48 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (47 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (46 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (45 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (44 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (43 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (42 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (41 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (40 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (39 of 61 remaining) [2024-11-13 16:21:16,702 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (38 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (37 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (36 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (35 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (34 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (33 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (32 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (31 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (30 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (29 of 61 remaining) [2024-11-13 16:21:16,703 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (28 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (27 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (26 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (25 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (24 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (23 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (22 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (21 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (20 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (19 of 61 remaining) [2024-11-13 16:21:16,704 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (18 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (17 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (16 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (15 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err0ASSERT_VIOLATIONDATA_RACE (14 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err1ASSERT_VIOLATIONDATA_RACE (13 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err2ASSERT_VIOLATIONDATA_RACE (12 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err3ASSERT_VIOLATIONDATA_RACE (11 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err4ASSERT_VIOLATIONDATA_RACE (10 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err5ASSERT_VIOLATIONDATA_RACE (9 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err6ASSERT_VIOLATIONDATA_RACE (8 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err7ASSERT_VIOLATIONDATA_RACE (7 of 61 remaining) [2024-11-13 16:21:16,705 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err8ASSERT_VIOLATIONDATA_RACE (6 of 61 remaining) [2024-11-13 16:21:16,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err14ASSERT_VIOLATIONDATA_RACE (5 of 61 remaining) [2024-11-13 16:21:16,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err9ASSERT_VIOLATIONDATA_RACE (4 of 61 remaining) [2024-11-13 16:21:16,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err10ASSERT_VIOLATIONDATA_RACE (3 of 61 remaining) [2024-11-13 16:21:16,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err11ASSERT_VIOLATIONDATA_RACE (2 of 61 remaining) [2024-11-13 16:21:16,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err12ASSERT_VIOLATIONDATA_RACE (1 of 61 remaining) [2024-11-13 16:21:16,706 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location thr1Err13ASSERT_VIOLATIONDATA_RACE (0 of 61 remaining) [2024-11-13 16:21:16,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-13 16:21:16,706 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-13 16:21:16,708 WARN L247 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-13 16:21:16,708 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-11-13 16:21:16,816 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-11-13 16:21:16,822 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 498 places, 514 transitions, 1056 flow [2024-11-13 16:21:16,949 INFO L124 PetriNetUnfolderBase]: 29/556 cut-off events. [2024-11-13 16:21:16,949 INFO L125 PetriNetUnfolderBase]: For 16/16 co-relation queries the response was YES. [2024-11-13 16:21:16,963 INFO L83 FinitePrefix]: Finished finitePrefix Result has 575 conditions, 556 events. 29/556 cut-off events. For 16/16 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 1862 event pairs, 0 based on Foata normal form. 0/462 useless extension candidates. Maximal degree in co-relation 449. Up to 10 conditions per place. [2024-11-13 16:21:16,963 INFO L82 GeneralOperation]: Start removeDead. Operand has 498 places, 514 transitions, 1056 flow [2024-11-13 16:21:16,972 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 498 places, 514 transitions, 1056 flow [2024-11-13 16:21:16,973 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:21:16,975 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@3450f3ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:21:16,975 INFO L334 AbstractCegarLoop]: Starting to check reachability of 76 error locations. [2024-11-13 16:21:16,985 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-13 16:21:16,987 INFO L124 PetriNetUnfolderBase]: 4/123 cut-off events. [2024-11-13 16:21:16,987 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-13 16:21:16,987 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:16,987 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:16,988 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting thr1Err0ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2024-11-13 16:21:16,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:16,989 INFO L85 PathProgramCache]: Analyzing trace with hash 605277460, now seen corresponding path program 1 times [2024-11-13 16:21:16,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:16,989 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143685752] [2024-11-13 16:21:16,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:16,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:21:17,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:21:17,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:21:17,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143685752] [2024-11-13 16:21:17,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143685752] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:21:17,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:21:17,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-13 16:21:17,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224683872] [2024-11-13 16:21:17,066 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:21:17,066 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 16:21:17,067 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:21:17,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 16:21:17,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 16:21:17,069 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 448 out of 514 [2024-11-13 16:21:17,072 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 498 places, 514 transitions, 1056 flow. Second operand has 2 states, 2 states have (on average 449.0) internal successors, (898), 2 states have internal predecessors, (898), 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) [2024-11-13 16:21:17,072 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:21:17,072 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 448 of 514 [2024-11-13 16:21:17,072 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:21:19,683 INFO L124 PetriNetUnfolderBase]: 854/8913 cut-off events. [2024-11-13 16:21:19,683 INFO L125 PetriNetUnfolderBase]: For 1133/1133 co-relation queries the response was YES. [2024-11-13 16:21:19,784 INFO L83 FinitePrefix]: Finished finitePrefix Result has 10341 conditions, 8913 events. 854/8913 cut-off events. For 1133/1133 co-relation queries the response was YES. Maximal size of possible extension queue 148. Compared 95199 event pairs, 684 based on Foata normal form. 1466/9233 useless extension candidates. Maximal degree in co-relation 2463. Up to 1025 conditions per place. [2024-11-13 16:21:19,842 INFO L140 encePairwiseOnDemand]: 468/514 looper letters, 16 selfloop transitions, 0 changer transitions 0/449 dead transitions. [2024-11-13 16:21:19,842 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 451 places, 449 transitions, 958 flow [2024-11-13 16:21:19,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 16:21:19,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-13 16:21:19,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 958 transitions. [2024-11-13 16:21:19,845 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9319066147859922 [2024-11-13 16:21:19,845 INFO L175 Difference]: Start difference. First operand has 498 places, 514 transitions, 1056 flow. Second operand 2 states and 958 transitions. [2024-11-13 16:21:19,845 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 451 places, 449 transitions, 958 flow [2024-11-13 16:21:19,852 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 451 places, 449 transitions, 952 flow, removed 3 selfloop flow, removed 0 redundant places. [2024-11-13 16:21:19,856 INFO L231 Difference]: Finished difference. Result has 451 places, 449 transitions, 920 flow [2024-11-13 16:21:19,857 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=514, PETRI_DIFFERENCE_MINUEND_FLOW=920, PETRI_DIFFERENCE_MINUEND_PLACES=450, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=449, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=449, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=920, PETRI_PLACES=451, PETRI_TRANSITIONS=449} [2024-11-13 16:21:19,858 INFO L277 CegarLoopForPetriNet]: 498 programPoint places, -47 predicate places. [2024-11-13 16:21:19,858 INFO L471 AbstractCegarLoop]: Abstraction has has 451 places, 449 transitions, 920 flow [2024-11-13 16:21:19,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 449.0) internal successors, (898), 2 states have internal predecessors, (898), 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) [2024-11-13 16:21:19,858 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:19,858 INFO L204 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:19,859 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 16:21:19,859 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2024-11-13 16:21:19,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:19,859 INFO L85 PathProgramCache]: Analyzing trace with hash -338310019, now seen corresponding path program 1 times [2024-11-13 16:21:19,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:19,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457095301] [2024-11-13 16:21:19,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:19,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:21:20,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:21:20,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:21:20,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457095301] [2024-11-13 16:21:20,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457095301] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:21:20,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:21:20,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 16:21:20,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013417939] [2024-11-13 16:21:20,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:21:20,506 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 16:21:20,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:21:20,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 16:21:20,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 16:21:21,489 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 420 out of 514 [2024-11-13 16:21:21,492 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 451 places, 449 transitions, 920 flow. Second operand has 6 states, 6 states have (on average 421.5) internal successors, (2529), 6 states have internal predecessors, (2529), 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) [2024-11-13 16:21:21,493 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:21:21,493 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 420 of 514 [2024-11-13 16:21:21,493 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:21:37,459 INFO L124 PetriNetUnfolderBase]: 13592/80945 cut-off events. [2024-11-13 16:21:37,459 INFO L125 PetriNetUnfolderBase]: For 4111/4111 co-relation queries the response was YES. [2024-11-13 16:21:38,191 INFO L83 FinitePrefix]: Finished finitePrefix Result has 102549 conditions, 80945 events. 13592/80945 cut-off events. For 4111/4111 co-relation queries the response was YES. Maximal size of possible extension queue 1625. Compared 1298267 event pairs, 4112 based on Foata normal form. 0/70664 useless extension candidates. Maximal degree in co-relation 102542. Up to 10618 conditions per place. [2024-11-13 16:21:39,031 INFO L140 encePairwiseOnDemand]: 486/514 looper letters, 90 selfloop transitions, 33 changer transitions 0/528 dead transitions. [2024-11-13 16:21:39,031 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 456 places, 528 transitions, 1384 flow [2024-11-13 16:21:39,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 16:21:39,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-13 16:21:39,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 2647 transitions. [2024-11-13 16:21:39,037 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8583009079118028 [2024-11-13 16:21:39,037 INFO L175 Difference]: Start difference. First operand has 451 places, 449 transitions, 920 flow. Second operand 6 states and 2647 transitions. [2024-11-13 16:21:39,037 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 456 places, 528 transitions, 1384 flow [2024-11-13 16:21:39,046 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 456 places, 528 transitions, 1384 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-13 16:21:39,051 INFO L231 Difference]: Finished difference. Result has 461 places, 481 transitions, 1170 flow [2024-11-13 16:21:39,052 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=514, PETRI_DIFFERENCE_MINUEND_FLOW=920, PETRI_DIFFERENCE_MINUEND_PLACES=451, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=449, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=425, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1170, PETRI_PLACES=461, PETRI_TRANSITIONS=481} [2024-11-13 16:21:39,053 INFO L277 CegarLoopForPetriNet]: 498 programPoint places, -37 predicate places. [2024-11-13 16:21:39,054 INFO L471 AbstractCegarLoop]: Abstraction has has 461 places, 481 transitions, 1170 flow [2024-11-13 16:21:39,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 421.5) internal successors, (2529), 6 states have internal predecessors, (2529), 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) [2024-11-13 16:21:39,056 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-13 16:21:39,056 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:21:39,056 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 16:21:39,057 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting thr1Err6ASSERT_VIOLATIONDATA_RACE === [thr1Err0ASSERT_VIOLATIONDATA_RACE, thr1Err1ASSERT_VIOLATIONDATA_RACE, thr1Err2ASSERT_VIOLATIONDATA_RACE, thr1Err3ASSERT_VIOLATIONDATA_RACE (and 72 more)] === [2024-11-13 16:21:39,057 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:39,057 INFO L85 PathProgramCache]: Analyzing trace with hash 1412870830, now seen corresponding path program 1 times [2024-11-13 16:21:39,057 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:39,057 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488647017] [2024-11-13 16:21:39,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:39,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:21:39,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:21:39,699 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 16:21:39,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:21:39,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488647017] [2024-11-13 16:21:39,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488647017] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:21:39,700 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:21:39,700 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 16:21:39,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1051411993] [2024-11-13 16:21:39,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:21:39,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 16:21:39,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:21:39,701 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 16:21:39,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-13 16:21:40,706 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 420 out of 514 [2024-11-13 16:21:40,709 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 461 places, 481 transitions, 1170 flow. Second operand has 6 states, 6 states have (on average 421.6666666666667) internal successors, (2530), 6 states have internal predecessors, (2530), 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) [2024-11-13 16:21:40,709 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-13 16:21:40,710 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 420 of 514 [2024-11-13 16:21:40,710 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-13 16:21:55,034 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1877] L699-3-->L700-2: Formula: (let ((.cse8 (+ 2 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse9 (+ 3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse11 (select |v_#race_165| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse7 (+ |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 1))) (let ((.cse0 (= (store |v_#memory_$Pointer$.offset_107| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (select |v_#memory_$Pointer$.offset_107| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|) |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| (select (select |v_#memory_$Pointer$.offset_106| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|) |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|))) |v_#memory_$Pointer$.offset_106|)) (.cse2 (select .cse11 .cse7)) (.cse6 (select |v_#race_166| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse1 (select .cse11 .cse9)) (.cse4 (select .cse11 .cse8)) (.cse5 (select .cse11 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse3 (select |v_#memory_int_120| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse10 (= (store |v_#memory_$Pointer$.base_107| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (select |v_#memory_$Pointer$.base_107| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|) |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| (select (select |v_#memory_$Pointer$.base_106| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|) |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|))) |v_#memory_$Pointer$.base_106|))) (or (and .cse0 (= v_~next_alloc_idx~0_99 (+ 2 v_~next_alloc_idx~0_100)) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131| .cse1) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_107| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131| .cse2) (= |v_#memory_int_119| (store |v_#memory_int_120| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| v_~next_alloc_idx~0_100))) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_110| |v_#race~next_alloc_idx~0_113|) (<= v_~next_alloc_idx~0_100 64) (= .cse4 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131| .cse5) (= |v_#race_165| (store |v_#race_166| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse6 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|) .cse7 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|) .cse8 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|) .cse9 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|))) .cse10) (and .cse0 (= 0 |v_#race~next_alloc_idx~0_113|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106| .cse2) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_130|) (= (store |v_#race_166| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse6 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|) .cse7 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|) .cse8 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|) .cse9 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|)) |v_#race_165|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106| .cse1) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106| .cse4) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106| .cse5) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_109| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_110|) (< 64 v_~next_alloc_idx~0_100) (= v_~next_alloc_idx~0_99 v_~next_alloc_idx~0_100) (= (store |v_#memory_int_120| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 0)) |v_#memory_int_119|) .cse10)))) InVars {#race=|v_#race_166|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_107|, ~next_alloc_idx~0=v_~next_alloc_idx~0_100, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|, #memory_int=|v_#memory_int_120|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_107|} OutVars{#race=|v_#race_165|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1_13|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_106|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset_13|, ~next_alloc_idx~0=v_~next_alloc_idx~0_99, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1_13|, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|, #memory_int=|v_#memory_int_119|, #race~next_alloc_idx~0=|v_#race~next_alloc_idx~0_113|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base_13|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_106|} AuxVars[|v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_110|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_107|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_130|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_109|] AssignedVars[#race, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1, #memory_$Pointer$.base, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset, ~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1, #memory_int, #race~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base, #memory_$Pointer$.offset][221], [Black: 507#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), 501#true, Black: 508#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 3)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), 336#L700-2true, 493#true, 422#thr1Err6ASSERT_VIOLATIONDATA_RACEtrue, 275#L700-2true, 499#true, 514#true, 497#true, 503#true, 27#L698-1true, 495#true, 421#L719-6true, Black: 506#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0)), Black: 505#(= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0)]) [2024-11-13 16:21:55,034 INFO L294 olderBase$Statistics]: this new event has 199 ancestors and is cut-off event [2024-11-13 16:21:55,035 INFO L297 olderBase$Statistics]: existing Event has 170 ancestors and is cut-off event [2024-11-13 16:21:55,035 INFO L297 olderBase$Statistics]: existing Event has 199 ancestors and is cut-off event [2024-11-13 16:21:55,035 INFO L297 olderBase$Statistics]: existing Event has 170 ancestors and is cut-off event [2024-11-13 16:21:59,974 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([1877] L699-3-->L700-2: Formula: (let ((.cse8 (+ 2 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse9 (+ 3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse11 (select |v_#race_165| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse7 (+ |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 1))) (let ((.cse0 (= (store |v_#memory_$Pointer$.offset_107| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (select |v_#memory_$Pointer$.offset_107| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|) |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| (select (select |v_#memory_$Pointer$.offset_106| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|) |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|))) |v_#memory_$Pointer$.offset_106|)) (.cse2 (select .cse11 .cse7)) (.cse6 (select |v_#race_166| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse1 (select .cse11 .cse9)) (.cse4 (select .cse11 .cse8)) (.cse5 (select .cse11 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|)) (.cse3 (select |v_#memory_int_120| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|)) (.cse10 (= (store |v_#memory_$Pointer$.base_107| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (select |v_#memory_$Pointer$.base_107| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|) |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| (select (select |v_#memory_$Pointer$.base_106| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|) |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|))) |v_#memory_$Pointer$.base_106|))) (or (and .cse0 (= v_~next_alloc_idx~0_99 (+ 2 v_~next_alloc_idx~0_100)) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131| .cse1) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_107| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131| .cse2) (= |v_#memory_int_119| (store |v_#memory_int_120| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| v_~next_alloc_idx~0_100))) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_110| |v_#race~next_alloc_idx~0_113|) (<= v_~next_alloc_idx~0_100 64) (= .cse4 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131| .cse5) (= |v_#race_165| (store |v_#race_166| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse6 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|) .cse7 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|) .cse8 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|) .cse9 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|))) .cse10) (and .cse0 (= 0 |v_#race~next_alloc_idx~0_113|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106| .cse2) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_130|) (= (store |v_#race_166| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store (store (store (store .cse6 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|) .cse7 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|) .cse8 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|) .cse9 |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|)) |v_#race_165|) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106| .cse1) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106| .cse4) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106| .cse5) (= |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_109| |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_110|) (< 64 v_~next_alloc_idx~0_100) (= v_~next_alloc_idx~0_99 v_~next_alloc_idx~0_100) (= (store |v_#memory_int_120| |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11| (store .cse3 |v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11| 0)) |v_#memory_int_119|) .cse10)))) InVars {#race=|v_#race_166|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_107|, ~next_alloc_idx~0=v_~next_alloc_idx~0_100, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|, #memory_int=|v_#memory_int_120|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_107|} OutVars{#race=|v_#race_165|, thr1Thread4of4ForFork0_push_~#newTop~0#1.offset=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.offset_11|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1_13|, #memory_$Pointer$.base=|v_#memory_$Pointer$.base_106|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset_13|, ~next_alloc_idx~0=v_~next_alloc_idx~0_99, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base_13|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1_13|, thr1Thread4of4ForFork0_push_~#newTop~0#1.base=|v_thr1Thread4of4ForFork0_push_~#newTop~0#1.base_11|, #memory_int=|v_#memory_int_119|, #race~next_alloc_idx~0=|v_#race~next_alloc_idx~0_113|, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base=|v_thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base_13|, #memory_$Pointer$.offset=|v_#memory_$Pointer$.offset_106|} AuxVars[|v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_110|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_106|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet1#1_107|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_130|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet2#1_131|, |v_thr1___VERIFIER_atomic_index_malloc_#t~nondet3#1_109|] AssignedVars[#race, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet3#1, #memory_$Pointer$.base, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet1#1, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.offset, ~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.offset, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#in~curr_alloc_idx#1.base, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_#t~nondet2#1, #memory_int, #race~next_alloc_idx~0, thr1Thread4of4ForFork0___VERIFIER_atomic_index_malloc_~curr_alloc_idx#1.base, #memory_$Pointer$.offset][336], [Black: 507#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), 501#true, Black: 508#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 3)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 2)) 0)), 493#true, 336#L700-2true, 102#L704-6true, 422#thr1Err6ASSERT_VIOLATIONDATA_RACEtrue, 275#L700-2true, 499#true, 514#true, 497#true, 503#true, 495#true, 421#L719-6true, Black: 506#(and (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) (+ |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset| 1)) 0) (= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0)), Black: 505#(= (select (select |#race| |thr1Thread1of4ForFork0_push_~#newTop~0#1.base|) |thr1Thread1of4ForFork0_push_~#newTop~0#1.offset|) 0)]) [2024-11-13 16:21:59,975 INFO L294 olderBase$Statistics]: this new event has 197 ancestors and is cut-off event [2024-11-13 16:21:59,975 INFO L297 olderBase$Statistics]: existing Event has 168 ancestors and is cut-off event [2024-11-13 16:21:59,975 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event [2024-11-13 16:21:59,975 INFO L297 olderBase$Statistics]: existing Event has 197 ancestors and is cut-off event