./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/libvsync/hclhlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/libvsync/hclhlock.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux', '--witnessprinter.witness.filename', 'witness', '--witnessprinter.write.witness.besides.input.file', 'false', '--witnessprinter.graph.data.specification', 'CHECK( init(main()), LTL(G ! data-race) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '32bit', '--witnessprinter.graph.data.programhash', 'b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/libvsync/hclhlock.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --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 b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 15:50:45,185 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 15:50:45,261 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-07 15:50:45,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 15:50:45,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 15:50:45,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 15:50:45,290 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 15:50:45,291 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 15:50:45,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 15:50:45,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 15:50:45,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 15:50:45,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 15:50:45,293 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 15:50:45,293 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 15:50:45,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 15:50:45,293 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-07 15:50:45,293 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-07 15:50:45,294 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-07 15:50:45,295 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 15:50:45,295 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 15:50:45,295 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 15:50:45,295 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 15:50:45,295 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 15:50:45,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:50:45,295 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 15:50:45,296 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 15:50:45,296 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 15:50:45,296 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 15:50:45,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 15:50:45,297 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 15:50:45,297 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 15:50:45,297 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 15:50:45,297 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 15:50:45,297 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 -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux 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 -> b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 [2024-11-07 15:50:45,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 15:50:45,592 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 15:50:45,596 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 15:50:45,597 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 15:50:45,597 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 15:50:45,598 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/libvsync/hclhlock.i [2024-11-07 15:50:46,881 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 15:50:47,430 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 15:50:47,430 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/libvsync/hclhlock.i [2024-11-07 15:50:47,484 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/835caeabb/0a1d13a5c72c46638c9f984bbe20bd4c/FLAG9e7bc3565 [2024-11-07 15:50:47,504 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/835caeabb/0a1d13a5c72c46638c9f984bbe20bd4c [2024-11-07 15:50:47,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 15:50:47,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 15:50:47,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 15:50:47,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 15:50:47,515 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 15:50:47,516 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:50:47" (1/1) ... [2024-11-07 15:50:47,517 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323a5440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:47, skipping insertion in model container [2024-11-07 15:50:47,517 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 03:50:47" (1/1) ... [2024-11-07 15:50:47,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 15:50:49,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:50:49,259 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 15:50:49,368 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-11-07 15:50:49,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-11-07 15:50:49,370 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-11-07 15:50:49,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-11-07 15:50:49,371 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-11-07 15:50:49,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-11-07 15:50:49,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-11-07 15:50:49,372 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-11-07 15:50:49,373 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-11-07 15:50:49,373 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-11-07 15:50:49,373 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-11-07 15:50:49,374 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-11-07 15:50:49,374 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-11-07 15:50:49,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-11-07 15:50:49,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-11-07 15:50:49,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-11-07 15:50:49,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-11-07 15:50:49,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-11-07 15:50:49,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-11-07 15:50:49,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-11-07 15:50:49,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-11-07 15:50:49,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-11-07 15:50:49,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-11-07 15:50:49,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-11-07 15:50:49,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-11-07 15:50:49,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-11-07 15:50:49,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-11-07 15:50:49,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-11-07 15:50:49,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-11-07 15:50:49,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-11-07 15:50:49,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-11-07 15:50:49,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-11-07 15:50:49,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-11-07 15:50:49,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-11-07 15:50:49,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-11-07 15:50:49,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-11-07 15:50:49,383 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-11-07 15:50:49,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-11-07 15:50:49,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-11-07 15:50:49,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-11-07 15:50:49,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-11-07 15:50:49,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-11-07 15:50:49,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-11-07 15:50:49,387 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-11-07 15:50:49,388 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-11-07 15:50:49,388 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-11-07 15:50:49,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-11-07 15:50:49,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-11-07 15:50:49,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-11-07 15:50:49,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-11-07 15:50:49,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-11-07 15:50:49,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-11-07 15:50:49,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-11-07 15:50:49,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-11-07 15:50:49,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-11-07 15:50:49,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-11-07 15:50:49,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-11-07 15:50:49,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-11-07 15:50:49,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-11-07 15:50:49,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-11-07 15:50:49,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-11-07 15:50:49,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-11-07 15:50:49,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-11-07 15:50:49,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-11-07 15:50:49,397 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-11-07 15:50:49,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-11-07 15:50:49,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-11-07 15:50:49,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-11-07 15:50:49,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-11-07 15:50:49,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-11-07 15:50:49,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-11-07 15:50:49,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-11-07 15:50:49,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-11-07 15:50:49,403 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-11-07 15:50:49,403 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-11-07 15:50:49,404 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-11-07 15:50:49,404 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-11-07 15:50:49,404 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-11-07 15:50:49,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-11-07 15:50:49,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-11-07 15:50:49,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-11-07 15:50:49,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-11-07 15:50:49,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-11-07 15:50:49,409 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-11-07 15:50:49,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-11-07 15:50:49,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-11-07 15:50:49,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-11-07 15:50:49,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-11-07 15:50:49,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-11-07 15:50:49,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-11-07 15:50:49,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-11-07 15:50:49,414 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-11-07 15:50:49,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-11-07 15:50:49,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-11-07 15:50:49,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-11-07 15:50:49,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-11-07 15:50:49,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-11-07 15:50:49,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-11-07 15:50:49,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-11-07 15:50:49,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-11-07 15:50:49,497 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 15:50:49,862 INFO L204 MainTranslator]: Completed translation [2024-11-07 15:50:49,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49 WrapperNode [2024-11-07 15:50:49,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 15:50:49,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 15:50:49,866 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 15:50:49,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 15:50:49,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:49,955 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,049 INFO L138 Inliner]: procedures = 921, calls = 972, calls flagged for inlining = 848, calls inlined = 84, statements flattened = 1158 [2024-11-07 15:50:50,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 15:50:50,051 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 15:50:50,051 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 15:50:50,051 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 15:50:50,059 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,066 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,116 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,161 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 15:50:50,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 15:50:50,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 15:50:50,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 15:50:50,165 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (1/1) ... [2024-11-07 15:50:50,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 15:50:50,185 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:50:50,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 15:50:50,204 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 15:50:50,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-07 15:50:50,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 15:50:50,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-07 15:50:50,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 15:50:50,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 15:50:50,227 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-11-07 15:50:50,227 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-11-07 15:50:50,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 15:50:50,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-07 15:50:50,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-07 15:50:50,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 15:50:50,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-07 15:50:50,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-07 15:50:50,230 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-07 15:50:50,434 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 15:50:50,436 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 15:50:51,774 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-07 15:50:51,775 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 15:50:52,029 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 15:50:52,033 INFO L316 CfgBuilder]: Removed 106 assume(true) statements. [2024-11-07 15:50:52,033 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:50:52 BoogieIcfgContainer [2024-11-07 15:50:52,033 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 15:50:52,035 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 15:50:52,035 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 15:50:52,039 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 15:50:52,039 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 03:50:47" (1/3) ... [2024-11-07 15:50:52,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306b9946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:50:52, skipping insertion in model container [2024-11-07 15:50:52,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 03:50:49" (2/3) ... [2024-11-07 15:50:52,040 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306b9946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 03:50:52, skipping insertion in model container [2024-11-07 15:50:52,040 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 03:50:52" (3/3) ... [2024-11-07 15:50:52,041 INFO L112 eAbstractionObserver]: Analyzing ICFG hclhlock.i [2024-11-07 15:50:52,055 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 15:50:52,055 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2024-11-07 15:50:52,056 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-07 15:50:52,345 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-07 15:50:52,394 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1079 places, 1253 transitions, 2513 flow [2024-11-07 15:50:52,804 INFO L124 PetriNetUnfolderBase]: 193/1333 cut-off events. [2024-11-07 15:50:52,806 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-07 15:50:52,834 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1338 conditions, 1333 events. 193/1333 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 13. Compared 4548 event pairs, 0 based on Foata normal form. 0/1090 useless extension candidates. Maximal degree in co-relation 1010. Up to 6 conditions per place. [2024-11-07 15:50:52,835 INFO L82 GeneralOperation]: Start removeDead. Operand has 1079 places, 1253 transitions, 2513 flow [2024-11-07 15:50:52,902 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1079 places, 1253 transitions, 2513 flow [2024-11-07 15:50:52,922 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:50:52,947 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;@7c27b0b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:50:52,947 INFO L334 AbstractCegarLoop]: Starting to check reachability of 74 error locations. [2024-11-07 15:50:52,962 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:50:52,966 INFO L124 PetriNetUnfolderBase]: 0/43 cut-off events. [2024-11-07 15:50:52,966 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:50:52,966 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:50:52,967 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] [2024-11-07 15:50:52,967 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:50:52,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:50:52,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1593071025, now seen corresponding path program 1 times [2024-11-07 15:50:53,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:50:53,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [428193349] [2024-11-07 15:50:53,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:50:53,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:50:53,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:50:53,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:50:53,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:50:53,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [428193349] [2024-11-07 15:50:53,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [428193349] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:50:53,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:50:53,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-07 15:50:53,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654283043] [2024-11-07 15:50:53,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:50:53,644 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 15:50:53,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:50:53,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 15:50:53,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 15:50:53,678 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1059 out of 1253 [2024-11-07 15:50:53,689 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1079 places, 1253 transitions, 2513 flow. Second operand has 2 states, 2 states have (on average 1059.5) internal successors, (2119), 2 states have internal predecessors, (2119), 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) [2024-11-07 15:50:53,690 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:50:53,690 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1059 of 1253 [2024-11-07 15:50:53,692 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:50:54,179 INFO L124 PetriNetUnfolderBase]: 33/1111 cut-off events. [2024-11-07 15:50:54,180 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-07 15:50:54,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1146 conditions, 1111 events. 33/1111 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 2925 event pairs, 0 based on Foata normal form. 357/1387 useless extension candidates. Maximal degree in co-relation 867. Up to 30 conditions per place. [2024-11-07 15:50:54,190 INFO L140 encePairwiseOnDemand]: 1088/1253 looper letters, 29 selfloop transitions, 0 changer transitions 12/1051 dead transitions. [2024-11-07 15:50:54,191 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1051 transitions, 2167 flow [2024-11-07 15:50:54,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-07 15:50:54,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-07 15:50:54,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2312 transitions. [2024-11-07 15:50:54,214 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.922585794094174 [2024-11-07 15:50:54,218 INFO L175 Difference]: Start difference. First operand has 1079 places, 1253 transitions, 2513 flow. Second operand 2 states and 2312 transitions. [2024-11-07 15:50:54,218 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1051 transitions, 2167 flow [2024-11-07 15:50:54,232 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1022 places, 1051 transitions, 2167 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-07 15:50:54,249 INFO L231 Difference]: Finished difference. Result has 1022 places, 1039 transitions, 2085 flow [2024-11-07 15:50:54,253 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2109, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1051, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1051, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2085, PETRI_PLACES=1022, PETRI_TRANSITIONS=1039} [2024-11-07 15:50:54,257 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -57 predicate places. [2024-11-07 15:50:54,259 INFO L471 AbstractCegarLoop]: Abstraction has has 1022 places, 1039 transitions, 2085 flow [2024-11-07 15:50:54,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1059.5) internal successors, (2119), 2 states have internal predecessors, (2119), 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) [2024-11-07 15:50:54,262 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:50:54,262 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] [2024-11-07 15:50:54,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 15:50:54,262 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:50:54,263 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:50:54,263 INFO L85 PathProgramCache]: Analyzing trace with hash -751566058, now seen corresponding path program 1 times [2024-11-07 15:50:54,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:50:54,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406328290] [2024-11-07 15:50:54,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:50:54,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:50:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:50:54,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:50:54,520 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:50:54,520 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [406328290] [2024-11-07 15:50:54,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [406328290] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:50:54,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:50:54,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-07 15:50:54,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510296513] [2024-11-07 15:50:54,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:50:54,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:50:54,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:50:54,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:50:54,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:50:54,549 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1053 out of 1253 [2024-11-07 15:50:54,556 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1022 places, 1039 transitions, 2085 flow. Second operand has 3 states, 3 states have (on average 1055.3333333333333) internal successors, (3166), 3 states have internal predecessors, (3166), 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) [2024-11-07 15:50:54,556 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:50:54,556 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1053 of 1253 [2024-11-07 15:50:54,557 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:50:54,931 INFO L124 PetriNetUnfolderBase]: 33/1117 cut-off events. [2024-11-07 15:50:54,931 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-07 15:50:54,935 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1161 conditions, 1117 events. 33/1117 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 2852 event pairs, 0 based on Foata normal form. 1/1042 useless extension candidates. Maximal degree in co-relation 1157. Up to 33 conditions per place. [2024-11-07 15:50:54,940 INFO L140 encePairwiseOnDemand]: 1250/1253 looper letters, 35 selfloop transitions, 2 changer transitions 0/1041 dead transitions. [2024-11-07 15:50:54,940 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1012 places, 1041 transitions, 2163 flow [2024-11-07 15:50:54,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:50:54,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:50:54,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3197 transitions. [2024-11-07 15:50:54,949 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8504921521681298 [2024-11-07 15:50:54,950 INFO L175 Difference]: Start difference. First operand has 1022 places, 1039 transitions, 2085 flow. Second operand 3 states and 3197 transitions. [2024-11-07 15:50:54,950 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1012 places, 1041 transitions, 2163 flow [2024-11-07 15:50:54,957 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1012 places, 1041 transitions, 2163 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-07 15:50:54,972 INFO L231 Difference]: Finished difference. Result has 1013 places, 1040 transitions, 2097 flow [2024-11-07 15:50:54,974 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2085, PETRI_DIFFERENCE_MINUEND_PLACES=1010, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1037, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2097, PETRI_PLACES=1013, PETRI_TRANSITIONS=1040} [2024-11-07 15:50:54,974 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -66 predicate places. [2024-11-07 15:50:54,975 INFO L471 AbstractCegarLoop]: Abstraction has has 1013 places, 1040 transitions, 2097 flow [2024-11-07 15:50:54,977 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1055.3333333333333) internal successors, (3166), 3 states have internal predecessors, (3166), 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) [2024-11-07 15:50:54,977 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:50:54,978 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, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:50:54,978 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 15:50:54,978 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:50:54,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:50:54,979 INFO L85 PathProgramCache]: Analyzing trace with hash 113993890, now seen corresponding path program 1 times [2024-11-07 15:50:54,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:50:54,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1149502835] [2024-11-07 15:50:54,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:50:54,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:50:55,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:50:55,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:50:55,251 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:50:55,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1149502835] [2024-11-07 15:50:55,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1149502835] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 15:50:55,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1807735673] [2024-11-07 15:50:55,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:50:55,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:50:55,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:50:55,255 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 15:50:55,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-07 15:50:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:50:55,461 INFO L255 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 15:50:55,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 15:50:55,500 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:50:55,503 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 15:50:55,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-07 15:50:55,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1807735673] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-07 15:50:55,529 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-07 15:50:55,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-07 15:50:55,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701535198] [2024-11-07 15:50:55,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:50:55,530 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:50:55,530 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:50:55,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:50:55,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-07 15:50:55,549 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-07 15:50:55,553 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1013 places, 1040 transitions, 2097 flow. Second operand has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 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) [2024-11-07 15:50:55,553 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:50:55,553 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-07 15:50:55,553 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:50:55,850 INFO L124 PetriNetUnfolderBase]: 33/1118 cut-off events. [2024-11-07 15:50:55,850 INFO L125 PetriNetUnfolderBase]: For 5/5 co-relation queries the response was YES. [2024-11-07 15:50:55,856 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1170 conditions, 1118 events. 33/1118 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 2416 event pairs, 0 based on Foata normal form. 0/1042 useless extension candidates. Maximal degree in co-relation 1164. Up to 33 conditions per place. [2024-11-07 15:50:55,861 INFO L140 encePairwiseOnDemand]: 1249/1253 looper letters, 34 selfloop transitions, 3 changer transitions 0/1041 dead transitions. [2024-11-07 15:50:55,864 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1015 places, 1041 transitions, 2173 flow [2024-11-07 15:50:55,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:50:55,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:50:55,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3194 transitions. [2024-11-07 15:50:55,873 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8496940675711625 [2024-11-07 15:50:55,873 INFO L175 Difference]: Start difference. First operand has 1013 places, 1040 transitions, 2097 flow. Second operand 3 states and 3194 transitions. [2024-11-07 15:50:55,873 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1015 places, 1041 transitions, 2173 flow [2024-11-07 15:50:55,881 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1014 places, 1041 transitions, 2171 flow, removed 0 selfloop flow, removed 1 redundant places. [2024-11-07 15:50:55,891 INFO L231 Difference]: Finished difference. Result has 1016 places, 1041 transitions, 2113 flow [2024-11-07 15:50:55,895 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2095, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1037, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2113, PETRI_PLACES=1016, PETRI_TRANSITIONS=1041} [2024-11-07 15:50:55,896 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -63 predicate places. [2024-11-07 15:50:55,896 INFO L471 AbstractCegarLoop]: Abstraction has has 1016 places, 1041 transitions, 2113 flow [2024-11-07 15:50:55,899 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 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) [2024-11-07 15:50:55,900 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:50:55,900 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:50:55,918 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-07 15:50:56,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:50:56,105 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:50:56,105 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:50:56,105 INFO L85 PathProgramCache]: Analyzing trace with hash -1134132271, now seen corresponding path program 1 times [2024-11-07 15:50:56,105 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:50:56,105 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762230074] [2024-11-07 15:50:56,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:50:56,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:50:56,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:50:56,446 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:50:56,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:50:56,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762230074] [2024-11-07 15:50:56,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762230074] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 15:50:56,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [480306066] [2024-11-07 15:50:56,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:50:56,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:50:56,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:50:56,455 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 15:50:56,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-07 15:50:56,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:50:56,708 INFO L255 TraceCheckSpWp]: Trace formula consists of 487 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-07 15:50:56,712 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 15:50:56,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-11-07 15:50:56,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2024-11-07 15:50:56,800 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-07 15:50:56,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2024-11-07 15:50:56,839 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-07 15:50:56,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 41 treesize of output 46 [2024-11-07 15:50:56,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-07 15:50:56,870 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 15:50:56,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [480306066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:50:56,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 15:50:56,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-07 15:50:56,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397855864] [2024-11-07 15:50:56,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:50:56,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 15:50:56,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:50:56,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 15:50:56,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-07 15:50:57,243 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1000 out of 1253 [2024-11-07 15:50:57,250 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1016 places, 1041 transitions, 2113 flow. Second operand has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 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) [2024-11-07 15:50:57,251 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:50:57,251 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1000 of 1253 [2024-11-07 15:50:57,251 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:50:58,965 INFO L124 PetriNetUnfolderBase]: 690/7712 cut-off events. [2024-11-07 15:50:58,966 INFO L125 PetriNetUnfolderBase]: For 10/10 co-relation queries the response was YES. [2024-11-07 15:50:58,985 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8768 conditions, 7712 events. 690/7712 cut-off events. For 10/10 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 65722 event pairs, 432 based on Foata normal form. 0/7202 useless extension candidates. Maximal degree in co-relation 8761. Up to 1029 conditions per place. [2024-11-07 15:50:59,004 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 82 selfloop transitions, 5 changer transitions 0/1040 dead transitions. [2024-11-07 15:50:59,005 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1020 places, 1040 transitions, 2285 flow [2024-11-07 15:50:59,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 15:50:59,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-07 15:50:59,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6088 transitions. [2024-11-07 15:50:59,017 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8097898377227987 [2024-11-07 15:50:59,018 INFO L175 Difference]: Start difference. First operand has 1016 places, 1041 transitions, 2113 flow. Second operand 6 states and 6088 transitions. [2024-11-07 15:50:59,018 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1020 places, 1040 transitions, 2285 flow [2024-11-07 15:50:59,023 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1018 places, 1040 transitions, 2279 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:50:59,032 INFO L231 Difference]: Finished difference. Result has 1018 places, 1040 transitions, 2115 flow [2024-11-07 15:50:59,034 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2105, PETRI_DIFFERENCE_MINUEND_PLACES=1013, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1040, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1035, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2115, PETRI_PLACES=1018, PETRI_TRANSITIONS=1040} [2024-11-07 15:50:59,034 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -61 predicate places. [2024-11-07 15:50:59,034 INFO L471 AbstractCegarLoop]: Abstraction has has 1018 places, 1040 transitions, 2115 flow [2024-11-07 15:50:59,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 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) [2024-11-07 15:50:59,038 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:50:59,038 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:50:59,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-07 15:50:59,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:50:59,243 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:50:59,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:50:59,244 INFO L85 PathProgramCache]: Analyzing trace with hash 449499317, now seen corresponding path program 1 times [2024-11-07 15:50:59,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:50:59,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997148578] [2024-11-07 15:50:59,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:50:59,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:50:59,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:50:59,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:50:59,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:50:59,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997148578] [2024-11-07 15:50:59,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997148578] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 15:50:59,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1078355272] [2024-11-07 15:50:59,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:50:59,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:50:59,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:50:59,479 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 15:50:59,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-07 15:50:59,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:50:59,678 INFO L255 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-07 15:50:59,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 15:50:59,691 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-07 15:50:59,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2024-11-07 15:50:59,722 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-07 15:50:59,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 32 [2024-11-07 15:50:59,752 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-07 15:50:59,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 39 treesize of output 44 [2024-11-07 15:50:59,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-07 15:50:59,779 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-07 15:50:59,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1078355272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:50:59,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-07 15:50:59,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 9 [2024-11-07 15:50:59,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1189248613] [2024-11-07 15:50:59,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:50:59,780 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 15:50:59,780 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:50:59,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 15:50:59,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-07 15:51:00,307 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1000 out of 1253 [2024-11-07 15:51:00,314 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1018 places, 1040 transitions, 2115 flow. Second operand has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 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) [2024-11-07 15:51:00,314 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:51:00,314 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1000 of 1253 [2024-11-07 15:51:00,314 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:51:01,906 INFO L124 PetriNetUnfolderBase]: 690/7711 cut-off events. [2024-11-07 15:51:01,906 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-07 15:51:01,929 INFO L83 FinitePrefix]: Finished finitePrefix Result has 8769 conditions, 7711 events. 690/7711 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 72. Compared 65722 event pairs, 432 based on Foata normal form. 0/7201 useless extension candidates. Maximal degree in co-relation 8762. Up to 1029 conditions per place. [2024-11-07 15:51:01,957 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 82 selfloop transitions, 5 changer transitions 0/1039 dead transitions. [2024-11-07 15:51:01,958 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1039 transitions, 2287 flow [2024-11-07 15:51:01,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 15:51:01,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-07 15:51:01,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6088 transitions. [2024-11-07 15:51:01,974 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8097898377227987 [2024-11-07 15:51:01,975 INFO L175 Difference]: Start difference. First operand has 1018 places, 1040 transitions, 2115 flow. Second operand 6 states and 6088 transitions. [2024-11-07 15:51:01,975 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1039 transitions, 2287 flow [2024-11-07 15:51:01,983 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1017 places, 1039 transitions, 2277 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-07 15:51:01,996 INFO L231 Difference]: Finished difference. Result has 1017 places, 1039 transitions, 2113 flow [2024-11-07 15:51:01,998 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2103, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1034, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2113, PETRI_PLACES=1017, PETRI_TRANSITIONS=1039} [2024-11-07 15:51:02,001 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -62 predicate places. [2024-11-07 15:51:02,001 INFO L471 AbstractCegarLoop]: Abstraction has has 1017 places, 1039 transitions, 2113 flow [2024-11-07 15:51:02,005 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1002.0) internal successors, (6012), 6 states have internal predecessors, (6012), 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) [2024-11-07 15:51:02,006 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:51:02,006 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:51:02,025 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-07 15:51:02,206 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:51:02,207 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:51:02,207 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:51:02,208 INFO L85 PathProgramCache]: Analyzing trace with hash -360077664, now seen corresponding path program 1 times [2024-11-07 15:51:02,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:51:02,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086364457] [2024-11-07 15:51:02,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:02,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:51:02,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:02,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-07 15:51:02,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:51:02,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086364457] [2024-11-07 15:51:02,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086364457] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 15:51:02,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1428636949] [2024-11-07 15:51:02,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:02,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:51:02,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:51:02,495 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 15:51:02,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-07 15:51:02,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:02,834 INFO L255 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 44 conjuncts are in the unsatisfiable core [2024-11-07 15:51:02,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 15:51:03,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-07 15:51:03,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-11-07 15:51:03,606 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-07 15:51:03,606 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 26 treesize of output 28 [2024-11-07 15:51:03,657 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-07 15:51:03,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 38 [2024-11-07 15:51:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:51:03,697 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 15:51:04,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 40 [2024-11-07 15:51:04,153 INFO L349 Elim1Store]: treesize reduction 25, result has 3.8 percent of original size [2024-11-07 15:51:04,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 1 [2024-11-07 15:51:04,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 15:51:04,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1428636949] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-07 15:51:04,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-07 15:51:04,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5, 19] total 27 [2024-11-07 15:51:04,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878596309] [2024-11-07 15:51:04,159 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:51:04,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-07 15:51:04,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:51:04,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-07 15:51:04,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=595, Unknown=0, NotChecked=0, Total=702 [2024-11-07 15:51:04,707 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 992 out of 1253 [2024-11-07 15:51:04,712 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1017 places, 1039 transitions, 2113 flow. Second operand has 6 states, 6 states have (on average 995.5) internal successors, (5973), 6 states have internal predecessors, (5973), 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) [2024-11-07 15:51:04,712 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:51:04,713 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 992 of 1253 [2024-11-07 15:51:04,713 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:51:07,571 INFO L124 PetriNetUnfolderBase]: 1639/15273 cut-off events. [2024-11-07 15:51:07,571 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2024-11-07 15:51:07,593 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17871 conditions, 15273 events. 1639/15273 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 133. Compared 156490 event pairs, 544 based on Foata normal form. 0/14193 useless extension candidates. Maximal degree in co-relation 17864. Up to 2163 conditions per place. [2024-11-07 15:51:07,631 INFO L140 encePairwiseOnDemand]: 1192/1253 looper letters, 123 selfloop transitions, 222 changer transitions 0/1288 dead transitions. [2024-11-07 15:51:07,631 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1022 places, 1288 transitions, 3301 flow [2024-11-07 15:51:07,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-07 15:51:07,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-07 15:51:07,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6298 transitions. [2024-11-07 15:51:07,646 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8377227986166533 [2024-11-07 15:51:07,647 INFO L175 Difference]: Start difference. First operand has 1017 places, 1039 transitions, 2113 flow. Second operand 6 states and 6298 transitions. [2024-11-07 15:51:07,647 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1022 places, 1288 transitions, 3301 flow [2024-11-07 15:51:07,656 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1017 places, 1288 transitions, 3291 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-07 15:51:07,672 INFO L231 Difference]: Finished difference. Result has 1022 places, 1260 transitions, 3553 flow [2024-11-07 15:51:07,674 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=2103, PETRI_DIFFERENCE_MINUEND_PLACES=1012, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1039, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=55, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=979, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=3553, PETRI_PLACES=1022, PETRI_TRANSITIONS=1260} [2024-11-07 15:51:07,675 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -57 predicate places. [2024-11-07 15:51:07,675 INFO L471 AbstractCegarLoop]: Abstraction has has 1022 places, 1260 transitions, 3553 flow [2024-11-07 15:51:07,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 995.5) internal successors, (5973), 6 states have internal predecessors, (5973), 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) [2024-11-07 15:51:07,679 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:51:07,679 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:51:07,698 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-07 15:51:07,880 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-07 15:51:07,880 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:51:07,880 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:51:07,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1567220221, now seen corresponding path program 1 times [2024-11-07 15:51:07,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:51:07,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2144557474] [2024-11-07 15:51:07,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:07,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:51:07,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:07,996 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 15:51:07,997 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:51:07,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2144557474] [2024-11-07 15:51:07,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2144557474] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:51:07,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:51:07,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:51:07,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895813734] [2024-11-07 15:51:07,997 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:51:07,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:51:07,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:51:07,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:51:07,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:51:08,013 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1049 out of 1253 [2024-11-07 15:51:08,017 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1022 places, 1260 transitions, 3553 flow. Second operand has 3 states, 3 states have (on average 1051.0) internal successors, (3153), 3 states have internal predecessors, (3153), 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) [2024-11-07 15:51:08,018 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:51:08,018 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1049 of 1253 [2024-11-07 15:51:08,018 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:51:08,676 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4098] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, 199#L3779-16true, Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 389#L6092true, 1082#true, 3831#(= |#race~g_cs_x~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-07 15:51:08,676 INFO L294 olderBase$Statistics]: this new event has 370 ancestors and is cut-off event [2024-11-07 15:51:08,677 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-07 15:51:08,677 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-07 15:51:08,677 INFO L297 olderBase$Statistics]: existing Event has 369 ancestors and is cut-off event [2024-11-07 15:51:08,677 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4098] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), 381#L6092-1true, Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, 199#L3779-16true, Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 1082#true, 3831#(= |#race~g_cs_x~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-07 15:51:08,677 INFO L294 olderBase$Statistics]: this new event has 371 ancestors and is cut-off event [2024-11-07 15:51:08,677 INFO L297 olderBase$Statistics]: existing Event has 371 ancestors and is cut-off event [2024-11-07 15:51:08,678 INFO L297 olderBase$Statistics]: existing Event has 371 ancestors and is cut-off event [2024-11-07 15:51:08,678 INFO L297 olderBase$Statistics]: existing Event has 370 ancestors and is cut-off event [2024-11-07 15:51:09,753 INFO L124 PetriNetUnfolderBase]: 973/10781 cut-off events. [2024-11-07 15:51:09,753 INFO L125 PetriNetUnfolderBase]: For 765/1003 co-relation queries the response was YES. [2024-11-07 15:51:09,771 INFO L83 FinitePrefix]: Finished finitePrefix Result has 13546 conditions, 10781 events. 973/10781 cut-off events. For 765/1003 co-relation queries the response was YES. Maximal size of possible extension queue 75. Compared 89245 event pairs, 52 based on Foata normal form. 43/9985 useless extension candidates. Maximal degree in co-relation 13535. Up to 1005 conditions per place. [2024-11-07 15:51:09,796 INFO L140 encePairwiseOnDemand]: 1244/1253 looper letters, 114 selfloop transitions, 6 changer transitions 0/1285 dead transitions. [2024-11-07 15:51:09,797 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1023 places, 1285 transitions, 3871 flow [2024-11-07 15:51:09,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:51:09,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:51:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3214 transitions. [2024-11-07 15:51:09,802 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8550146315509444 [2024-11-07 15:51:09,802 INFO L175 Difference]: Start difference. First operand has 1022 places, 1260 transitions, 3553 flow. Second operand 3 states and 3214 transitions. [2024-11-07 15:51:09,802 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1023 places, 1285 transitions, 3871 flow [2024-11-07 15:51:09,817 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1023 places, 1285 transitions, 3871 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-07 15:51:09,829 INFO L231 Difference]: Finished difference. Result has 1025 places, 1264 transitions, 3599 flow [2024-11-07 15:51:09,831 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3551, PETRI_DIFFERENCE_MINUEND_PLACES=1021, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1259, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1253, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3599, PETRI_PLACES=1025, PETRI_TRANSITIONS=1264} [2024-11-07 15:51:09,832 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -54 predicate places. [2024-11-07 15:51:09,832 INFO L471 AbstractCegarLoop]: Abstraction has has 1025 places, 1264 transitions, 3599 flow [2024-11-07 15:51:09,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1051.0) internal successors, (3153), 3 states have internal predecessors, (3153), 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) [2024-11-07 15:51:09,834 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:51:09,834 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:51:09,834 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-07 15:51:09,834 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:51:09,834 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:51:09,835 INFO L85 PathProgramCache]: Analyzing trace with hash -1434779594, now seen corresponding path program 1 times [2024-11-07 15:51:09,835 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:51:09,835 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [489096944] [2024-11-07 15:51:09,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:09,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:51:09,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 15:51:09,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:51:09,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [489096944] [2024-11-07 15:51:09,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [489096944] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:51:09,925 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:51:09,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-07 15:51:09,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036567558] [2024-11-07 15:51:09,925 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:51:09,926 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:51:09,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:51:09,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:51:09,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-07 15:51:09,936 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-07 15:51:09,940 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1025 places, 1264 transitions, 3599 flow. Second operand has 3 states, 3 states have (on average 1054.0) internal successors, (3162), 3 states have internal predecessors, (3162), 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) [2024-11-07 15:51:09,940 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:51:09,940 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-07 15:51:09,940 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:51:12,273 INFO L124 PetriNetUnfolderBase]: 1095/14075 cut-off events. [2024-11-07 15:51:12,273 INFO L125 PetriNetUnfolderBase]: For 876/1048 co-relation queries the response was YES. [2024-11-07 15:51:12,296 INFO L83 FinitePrefix]: Finished finitePrefix Result has 17322 conditions, 14075 events. 1095/14075 cut-off events. For 876/1048 co-relation queries the response was YES. Maximal size of possible extension queue 83. Compared 123413 event pairs, 53 based on Foata normal form. 39/13085 useless extension candidates. Maximal degree in co-relation 17309. Up to 1222 conditions per place. [2024-11-07 15:51:12,322 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 111 selfloop transitions, 4 changer transitions 0/1287 dead transitions. [2024-11-07 15:51:12,322 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1026 places, 1287 transitions, 3903 flow [2024-11-07 15:51:12,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:51:12,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:51:12,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3217 transitions. [2024-11-07 15:51:12,327 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8558127161479117 [2024-11-07 15:51:12,327 INFO L175 Difference]: Start difference. First operand has 1025 places, 1264 transitions, 3599 flow. Second operand 3 states and 3217 transitions. [2024-11-07 15:51:12,328 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1026 places, 1287 transitions, 3903 flow [2024-11-07 15:51:12,341 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1024 places, 1287 transitions, 3891 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:51:12,354 INFO L231 Difference]: Finished difference. Result has 1026 places, 1266 transitions, 3615 flow [2024-11-07 15:51:12,356 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3585, PETRI_DIFFERENCE_MINUEND_PLACES=1022, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1263, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1259, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3615, PETRI_PLACES=1026, PETRI_TRANSITIONS=1266} [2024-11-07 15:51:12,357 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -53 predicate places. [2024-11-07 15:51:12,357 INFO L471 AbstractCegarLoop]: Abstraction has has 1026 places, 1266 transitions, 3615 flow [2024-11-07 15:51:12,359 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.0) internal successors, (3162), 3 states have internal predecessors, (3162), 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) [2024-11-07 15:51:12,359 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:51:12,359 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:51:12,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-07 15:51:12,360 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:51:12,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:51:12,360 INFO L85 PathProgramCache]: Analyzing trace with hash -914518802, now seen corresponding path program 1 times [2024-11-07 15:51:12,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:51:12,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [251805280] [2024-11-07 15:51:12,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:12,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:51:12,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:12,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-07 15:51:12,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:51:12,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [251805280] [2024-11-07 15:51:12,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [251805280] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 15:51:12,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [194497438] [2024-11-07 15:51:12,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:12,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:51:12,572 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:51:12,574 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 15:51:12,576 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-07 15:51:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:12,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-07 15:51:12,819 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 15:51:12,838 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-07 15:51:12,838 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 15:51:12,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-07 15:51:12,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [194497438] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-07 15:51:12,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-07 15:51:12,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5, 4] total 7 [2024-11-07 15:51:12,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1100612387] [2024-11-07 15:51:12,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:51:12,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-07 15:51:12,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:51:12,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-07 15:51:12,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-11-07 15:51:12,878 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1052 out of 1253 [2024-11-07 15:51:12,881 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1026 places, 1266 transitions, 3615 flow. Second operand has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 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) [2024-11-07 15:51:12,885 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:51:12,885 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1052 of 1253 [2024-11-07 15:51:12,885 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:51:13,489 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4098] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 159#L6072true, 3839#true, 3834#true, Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, 199#L3779-16true, Black: 3831#(= |#race~g_cs_x~0| 0), 1082#true, Black: 3836#(= |#race~g_cs_y~0| 0), Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-07 15:51:13,489 INFO L294 olderBase$Statistics]: this new event has 350 ancestors and is cut-off event [2024-11-07 15:51:13,489 INFO L297 olderBase$Statistics]: existing Event has 350 ancestors and is cut-off event [2024-11-07 15:51:13,489 INFO L297 olderBase$Statistics]: existing Event has 349 ancestors and is cut-off event [2024-11-07 15:51:13,489 INFO L297 olderBase$Statistics]: existing Event has 350 ancestors and is cut-off event [2024-11-07 15:51:13,785 INFO L292 olderBase$Statistics]: inserting event number 4 for the transition-marking pair ([4098] L3779-9-->L3779-16: Formula: (let ((.cse2 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 2)) (.cse1 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 3)) (.cse0 (select |v_#race_913| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|)) (.cse3 (+ |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 1))) (and (= 0 (select .cse0 .cse1)) (= (select .cse0 .cse2) 0) (= (select .cse0 |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) 0) (= |v_#race_913| (store |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37| (store (store (store (store (select |v_#race_914| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37| 0) .cse3 0) .cse2 0) .cse1 0))) (= 0 (select .cse0 .cse3)) (= (select (select |v_#memory_int_269| |v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|) |v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|) |v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|))) InVars {#race=|v_#race_914|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} OutVars{#race=|v_#race_913|, runThread1of1ForFork0_vatomic32_read_~a#1.base=|v_runThread1of1ForFork0_vatomic32_read_~a#1.base_37|, #memory_int=|v_#memory_int_269|, runThread1of1ForFork0_vatomic32_read_#t~mem432#1=|v_runThread1of1ForFork0_vatomic32_read_#t~mem432#1_33|, runThread1of1ForFork0_vatomic32_read_~a#1.offset=|v_runThread1of1ForFork0_vatomic32_read_~a#1.offset_37|} AuxVars[] AssignedVars[#race, runThread1of1ForFork0_vatomic32_read_#t~mem432#1][805], [Black: 1502#(< (mod |ULTIMATE.start_init_~i~4#1| 4294967296) 3), 3836#(= |#race~g_cs_y~0| 0), 3839#true, Black: 3268#(and (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|)) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))))) (or (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|))) (or (and (<= (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483647) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) 3 |ULTIMATE.start_main_~#t~0#1.offset|)))) (and (<= 2147483648 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869181) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))))), 1080#true, Black: 3280#(and (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), Black: 3272#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ 2 (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296))) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) (- 17179869182) |ULTIMATE.start_main_~#t~0#1.offset|))) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648))), Black: 3276#(and (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869184) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= |ULTIMATE.start_main_#t~nondet852#1| (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (- 17179869183) (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)))) (< (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 2147483648)) (or (and (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset|)) |ULTIMATE.start_main_#t~nondet852#1|) (= (select (select |#race| |ULTIMATE.start_main_~#t~0#1.base|) (+ (* (mod |ULTIMATE.start_main_~i~2#1| 4294967296) 4) |ULTIMATE.start_main_~#t~0#1.offset| 1)) |ULTIMATE.start_main_#t~nondet852#1|)) (< 2147483647 (mod |ULTIMATE.start_main_~i~2#1| 4294967296)))), 2687#true, 199#L3779-16true, Black: 3829#true, 207#ULTIMATE.startFINALtrue, Black: 3834#true, 1082#true, Black: 1086#(= |ULTIMATE.start_hclhlock_init_~i~0#1| 0)]) [2024-11-07 15:51:13,785 INFO L294 olderBase$Statistics]: this new event has 378 ancestors and is cut-off event [2024-11-07 15:51:13,785 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-07 15:51:13,785 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-07 15:51:13,785 INFO L297 olderBase$Statistics]: existing Event has 379 ancestors and is cut-off event [2024-11-07 15:51:15,664 INFO L124 PetriNetUnfolderBase]: 1149/14902 cut-off events. [2024-11-07 15:51:15,664 INFO L125 PetriNetUnfolderBase]: For 1000/1331 co-relation queries the response was YES. [2024-11-07 15:51:15,707 INFO L83 FinitePrefix]: Finished finitePrefix Result has 18428 conditions, 14902 events. 1149/14902 cut-off events. For 1000/1331 co-relation queries the response was YES. Maximal size of possible extension queue 88. Compared 133843 event pairs, 72 based on Foata normal form. 47/13839 useless extension candidates. Maximal degree in co-relation 18414. Up to 1302 conditions per place. [2024-11-07 15:51:15,735 INFO L140 encePairwiseOnDemand]: 1249/1253 looper letters, 111 selfloop transitions, 3 changer transitions 0/1288 dead transitions. [2024-11-07 15:51:15,735 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1028 places, 1288 transitions, 3915 flow [2024-11-07 15:51:15,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-07 15:51:15,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-07 15:51:15,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 3215 transitions. [2024-11-07 15:51:15,740 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8552806597499335 [2024-11-07 15:51:15,740 INFO L175 Difference]: Start difference. First operand has 1026 places, 1266 transitions, 3615 flow. Second operand 3 states and 3215 transitions. [2024-11-07 15:51:15,740 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1028 places, 1288 transitions, 3915 flow [2024-11-07 15:51:15,758 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1026 places, 1288 transitions, 3907 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:51:15,773 INFO L231 Difference]: Finished difference. Result has 1028 places, 1267 transitions, 3625 flow [2024-11-07 15:51:15,774 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3607, PETRI_DIFFERENCE_MINUEND_PLACES=1024, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1266, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1263, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=3625, PETRI_PLACES=1028, PETRI_TRANSITIONS=1267} [2024-11-07 15:51:15,775 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -51 predicate places. [2024-11-07 15:51:15,775 INFO L471 AbstractCegarLoop]: Abstraction has has 1028 places, 1267 transitions, 3625 flow [2024-11-07 15:51:15,776 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 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) [2024-11-07 15:51:15,776 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:51:15,777 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:51:15,795 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-07 15:51:15,977 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:51:15,979 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:51:15,979 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:51:15,979 INFO L85 PathProgramCache]: Analyzing trace with hash -2080792819, now seen corresponding path program 1 times [2024-11-07 15:51:15,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:51:15,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256312098] [2024-11-07 15:51:15,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:15,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:51:16,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:16,277 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 15:51:16,279 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:51:16,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256312098] [2024-11-07 15:51:16,279 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256312098] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 15:51:16,279 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292447897] [2024-11-07 15:51:16,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:16,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:51:16,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:51:16,282 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 15:51:16,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-07 15:51:16,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:16,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 657 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 15:51:16,614 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 15:51:16,647 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 15:51:16,647 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 15:51:16,721 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-07 15:51:16,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292447897] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 15:51:16,721 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 15:51:16,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-07 15:51:16,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419449142] [2024-11-07 15:51:16,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 15:51:16,724 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 15:51:16,724 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:51:16,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 15:51:16,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-07 15:51:16,761 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1050 out of 1253 [2024-11-07 15:51:16,767 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1028 places, 1267 transitions, 3625 flow. Second operand has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 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) [2024-11-07 15:51:16,767 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:51:16,767 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1050 of 1253 [2024-11-07 15:51:16,767 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:51:18,821 INFO L124 PetriNetUnfolderBase]: 877/12842 cut-off events. [2024-11-07 15:51:18,821 INFO L125 PetriNetUnfolderBase]: For 712/810 co-relation queries the response was YES. [2024-11-07 15:51:18,865 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15548 conditions, 12842 events. 877/12842 cut-off events. For 712/810 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108811 event pairs, 12 based on Foata normal form. 1/12022 useless extension candidates. Maximal degree in co-relation 15533. Up to 1096 conditions per place. [2024-11-07 15:51:18,894 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 96 selfloop transitions, 7 changer transitions 0/1275 dead transitions. [2024-11-07 15:51:18,894 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1034 places, 1275 transitions, 3849 flow [2024-11-07 15:51:18,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-07 15:51:18,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2024-11-07 15:51:18,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7398 transitions. [2024-11-07 15:51:18,908 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8434614069091324 [2024-11-07 15:51:18,908 INFO L175 Difference]: Start difference. First operand has 1028 places, 1267 transitions, 3625 flow. Second operand 7 states and 7398 transitions. [2024-11-07 15:51:18,908 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1034 places, 1275 transitions, 3849 flow [2024-11-07 15:51:18,925 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1032 places, 1275 transitions, 3843 flow, removed 0 selfloop flow, removed 2 redundant places. [2024-11-07 15:51:18,941 INFO L231 Difference]: Finished difference. Result has 1036 places, 1271 transitions, 3661 flow [2024-11-07 15:51:18,943 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3619, PETRI_DIFFERENCE_MINUEND_PLACES=1026, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1267, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=3, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1261, PETRI_DIFFERENCE_SUBTRAHEND_STATES=7, PETRI_FLOW=3661, PETRI_PLACES=1036, PETRI_TRANSITIONS=1271} [2024-11-07 15:51:18,943 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -43 predicate places. [2024-11-07 15:51:18,943 INFO L471 AbstractCegarLoop]: Abstraction has has 1036 places, 1271 transitions, 3661 flow [2024-11-07 15:51:18,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 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) [2024-11-07 15:51:18,946 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:51:18,946 INFO L204 CegarLoopForPetriNet]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:51:18,967 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-07 15:51:19,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-07 15:51:19,151 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:51:19,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:51:19,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1466617753, now seen corresponding path program 2 times [2024-11-07 15:51:19,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:51:19,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781123062] [2024-11-07 15:51:19,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:19,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:51:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:19,468 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-07 15:51:19,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:51:19,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781123062] [2024-11-07 15:51:19,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1781123062] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 15:51:19,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12677455] [2024-11-07 15:51:19,469 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-07 15:51:19,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:51:19,469 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:51:19,472 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 15:51:19,473 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-07 15:51:20,000 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-07 15:51:20,000 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 15:51:20,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-07 15:51:20,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 15:51:20,114 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-07 15:51:20,115 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 15:51:20,314 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-07 15:51:20,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [12677455] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 15:51:20,314 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 15:51:20,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-11-07 15:51:20,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328529113] [2024-11-07 15:51:20,315 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 15:51:20,317 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-07 15:51:20,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:51:20,318 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-07 15:51:20,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-11-07 15:51:20,382 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1050 out of 1253 [2024-11-07 15:51:20,390 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1036 places, 1271 transitions, 3661 flow. Second operand has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 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) [2024-11-07 15:51:20,391 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:51:20,391 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1050 of 1253 [2024-11-07 15:51:20,391 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:51:22,637 INFO L124 PetriNetUnfolderBase]: 883/13004 cut-off events. [2024-11-07 15:51:22,637 INFO L125 PetriNetUnfolderBase]: For 720/818 co-relation queries the response was YES. [2024-11-07 15:51:22,680 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15740 conditions, 13004 events. 883/13004 cut-off events. For 720/818 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108840 event pairs, 12 based on Foata normal form. 0/12176 useless extension candidates. Maximal degree in co-relation 15722. Up to 1096 conditions per place. [2024-11-07 15:51:22,701 INFO L140 encePairwiseOnDemand]: 1247/1253 looper letters, 100 selfloop transitions, 9 changer transitions 0/1285 dead transitions. [2024-11-07 15:51:22,701 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1044 places, 1285 transitions, 3915 flow [2024-11-07 15:51:22,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-07 15:51:22,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2024-11-07 15:51:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9505 transitions. [2024-11-07 15:51:22,711 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8428660104637758 [2024-11-07 15:51:22,711 INFO L175 Difference]: Start difference. First operand has 1036 places, 1271 transitions, 3661 flow. Second operand 9 states and 9505 transitions. [2024-11-07 15:51:22,711 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1044 places, 1285 transitions, 3915 flow [2024-11-07 15:51:22,720 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1043 places, 1285 transitions, 3909 flow, removed 2 selfloop flow, removed 1 redundant places. [2024-11-07 15:51:22,729 INFO L231 Difference]: Finished difference. Result has 1046 places, 1278 transitions, 3711 flow [2024-11-07 15:51:22,730 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3655, PETRI_DIFFERENCE_MINUEND_PLACES=1035, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1271, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=4, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1266, PETRI_DIFFERENCE_SUBTRAHEND_STATES=9, PETRI_FLOW=3711, PETRI_PLACES=1046, PETRI_TRANSITIONS=1278} [2024-11-07 15:51:22,730 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -33 predicate places. [2024-11-07 15:51:22,730 INFO L471 AbstractCegarLoop]: Abstraction has has 1046 places, 1278 transitions, 3711 flow [2024-11-07 15:51:22,733 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1052.6666666666667) internal successors, (9474), 9 states have internal predecessors, (9474), 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) [2024-11-07 15:51:22,733 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:51:22,734 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-07 15:51:22,754 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-07 15:51:22,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:51:22,934 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:51:22,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:51:22,935 INFO L85 PathProgramCache]: Analyzing trace with hash -428925223, now seen corresponding path program 3 times [2024-11-07 15:51:22,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:51:22,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416593133] [2024-11-07 15:51:22,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:51:22,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:51:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:51:23,841 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-07 15:51:23,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:51:23,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416593133] [2024-11-07 15:51:23,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416593133] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 15:51:23,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [973037502] [2024-11-07 15:51:23,841 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-07 15:51:23,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:51:23,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 15:51:23,844 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-07 15:51:23,845 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-07 15:52:02,789 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-07 15:52:02,789 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-07 15:52:02,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 1155 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-07 15:52:02,812 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-07 15:52:02,934 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-07 15:52:02,934 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-07 15:52:03,308 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 148 proven. 26 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-07 15:52:03,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [973037502] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-07 15:52:03,308 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-07 15:52:03,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12, 13] total 23 [2024-11-07 15:52:03,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122135906] [2024-11-07 15:52:03,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-07 15:52:03,310 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-11-07 15:52:03,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:52:03,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-11-07 15:52:03,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=451, Unknown=0, NotChecked=0, Total=506 [2024-11-07 15:52:08,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-07 15:52:08,794 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1025 out of 1253 [2024-11-07 15:52:08,807 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1046 places, 1278 transitions, 3711 flow. Second operand has 23 states, 23 states have (on average 1029.7826086956522) internal successors, (23685), 23 states have internal predecessors, (23685), 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) [2024-11-07 15:52:08,808 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:52:08,808 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1025 of 1253 [2024-11-07 15:52:08,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-07 15:52:11,743 INFO L124 PetriNetUnfolderBase]: 882/13011 cut-off events. [2024-11-07 15:52:11,743 INFO L125 PetriNetUnfolderBase]: For 724/822 co-relation queries the response was YES. [2024-11-07 15:52:11,779 INFO L83 FinitePrefix]: Finished finitePrefix Result has 15840 conditions, 13011 events. 882/13011 cut-off events. For 724/822 co-relation queries the response was YES. Maximal size of possible extension queue 78. Compared 108974 event pairs, 12 based on Foata normal form. 1/12191 useless extension candidates. Maximal degree in co-relation 15819. Up to 1096 conditions per place. [2024-11-07 15:52:11,798 INFO L140 encePairwiseOnDemand]: 1232/1253 looper letters, 158 selfloop transitions, 25 changer transitions 0/1338 dead transitions. [2024-11-07 15:52:11,798 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1062 places, 1338 transitions, 4197 flow [2024-11-07 15:52:11,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-07 15:52:11,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 17 states. [2024-11-07 15:52:11,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17553 transitions. [2024-11-07 15:52:11,810 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8240458194450965 [2024-11-07 15:52:11,810 INFO L175 Difference]: Start difference. First operand has 1046 places, 1278 transitions, 3711 flow. Second operand 17 states and 17553 transitions. [2024-11-07 15:52:11,810 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1062 places, 1338 transitions, 4197 flow [2024-11-07 15:52:11,820 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1062 places, 1338 transitions, 4197 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-07 15:52:11,827 INFO L231 Difference]: Finished difference. Result has 1071 places, 1300 transitions, 3875 flow [2024-11-07 15:52:11,828 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1253, PETRI_DIFFERENCE_MINUEND_FLOW=3711, PETRI_DIFFERENCE_MINUEND_PLACES=1046, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1278, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=7, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1258, PETRI_DIFFERENCE_SUBTRAHEND_STATES=17, PETRI_FLOW=3875, PETRI_PLACES=1071, PETRI_TRANSITIONS=1300} [2024-11-07 15:52:11,828 INFO L277 CegarLoopForPetriNet]: 1079 programPoint places, -8 predicate places. [2024-11-07 15:52:11,828 INFO L471 AbstractCegarLoop]: Abstraction has has 1071 places, 1300 transitions, 3875 flow [2024-11-07 15:52:11,834 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 1029.7826086956522) internal successors, (23685), 23 states have internal predecessors, (23685), 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) [2024-11-07 15:52:11,834 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:52:11,834 INFO L204 CegarLoopForPetriNet]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2024-11-07 15:52:11,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-07 15:52:12,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 15:52:12,035 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 71 more)] === [2024-11-07 15:52:12,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:52:12,036 INFO L85 PathProgramCache]: Analyzing trace with hash 156545869, now seen corresponding path program 1 times [2024-11-07 15:52:12,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:52:12,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899752179] [2024-11-07 15:52:12,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:52:12,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:52:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 15:52:12,226 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-07 15:52:12,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-07 15:52:12,549 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-07 15:52:12,549 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-07 15:52:12,550 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (73 of 74 remaining) [2024-11-07 15:52:12,552 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (72 of 74 remaining) [2024-11-07 15:52:12,552 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (71 of 74 remaining) [2024-11-07 15:52:12,552 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (70 of 74 remaining) [2024-11-07 15:52:12,552 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (69 of 74 remaining) [2024-11-07 15:52:12,553 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (68 of 74 remaining) [2024-11-07 15:52:12,553 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (67 of 74 remaining) [2024-11-07 15:52:12,553 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (66 of 74 remaining) [2024-11-07 15:52:12,553 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (65 of 74 remaining) [2024-11-07 15:52:12,553 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (64 of 74 remaining) [2024-11-07 15:52:12,553 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (63 of 74 remaining) [2024-11-07 15:52:12,553 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (62 of 74 remaining) [2024-11-07 15:52:12,554 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (61 of 74 remaining) [2024-11-07 15:52:12,554 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (60 of 74 remaining) [2024-11-07 15:52:12,554 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (59 of 74 remaining) [2024-11-07 15:52:12,554 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (58 of 74 remaining) [2024-11-07 15:52:12,554 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (57 of 74 remaining) [2024-11-07 15:52:12,554 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (56 of 74 remaining) [2024-11-07 15:52:12,554 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (55 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (54 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (53 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (52 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (51 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (50 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (49 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (48 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (47 of 74 remaining) [2024-11-07 15:52:12,555 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (46 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (45 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (44 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (43 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (42 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (41 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (40 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (39 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (38 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (37 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (36 of 74 remaining) [2024-11-07 15:52:12,556 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (35 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (34 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (33 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (32 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (31 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr0ASSERT_VIOLATIONDATA_RACE (30 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr20ASSERT_VIOLATIONDATA_RACE (29 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr21ASSERT_VIOLATIONDATA_RACE (28 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONDATA_RACE (27 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr22ASSERT_VIOLATIONDATA_RACE (26 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr2ASSERT_VIOLATIONDATA_RACE (25 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr8ASSERT_VIOLATIONDATA_RACE (24 of 74 remaining) [2024-11-07 15:52:12,557 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr11ASSERT_VIOLATIONDATA_RACE (23 of 74 remaining) [2024-11-07 15:52:12,558 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr3ASSERT_VIOLATIONDATA_RACE (22 of 74 remaining) [2024-11-07 15:52:12,558 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr4ASSERT_VIOLATIONDATA_RACE (21 of 74 remaining) [2024-11-07 15:52:12,558 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr23ASSERT_VIOLATIONDATA_RACE (20 of 74 remaining) [2024-11-07 15:52:12,558 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr9ASSERT_VIOLATIONDATA_RACE (19 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr10ASSERT_VIOLATIONDATA_RACE (18 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr12ASSERT_VIOLATIONDATA_RACE (17 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr24ASSERT_VIOLATIONDATA_RACE (16 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr25ASSERT_VIOLATIONDATA_RACE (15 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr5ASSERT_VIOLATIONDATA_RACE (14 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr13ASSERT_VIOLATIONDATA_RACE (13 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr26ASSERT_VIOLATIONDATA_RACE (12 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr7ASSERT_VIOLATIONDATA_RACE (11 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr15ASSERT_VIOLATIONDATA_RACE (10 of 74 remaining) [2024-11-07 15:52:12,559 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr6ASSERT_VIOLATIONDATA_RACE (9 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr16ASSERT_VIOLATIONDATA_RACE (8 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr17ASSERT_VIOLATIONDATA_RACE (7 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr14ASSERT_VIOLATIONDATA_RACE (6 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr18ASSERT_VIOLATIONDATA_RACE (5 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr29ASSERT_VIOLATIONDATA_RACE (4 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr19ASSERT_VIOLATIONDATA_RACE (3 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr30ASSERT_VIOLATIONDATA_RACE (2 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr27ASSERT_VIOLATIONDATA_RACE (1 of 74 remaining) [2024-11-07 15:52:12,560 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr28ASSERT_VIOLATIONDATA_RACE (0 of 74 remaining) [2024-11-07 15:52:12,560 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-07 15:52:12,560 INFO L407 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 15:52:12,563 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-07 15:52:12,563 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-07 15:52:12,754 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-07 15:52:12,772 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1876 places, 2179 transitions, 4374 flow [2024-11-07 15:52:13,572 INFO L124 PetriNetUnfolderBase]: 350/2404 cut-off events. [2024-11-07 15:52:13,573 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-07 15:52:13,667 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2416 conditions, 2404 events. 350/2404 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 11666 event pairs, 0 based on Foata normal form. 0/1963 useless extension candidates. Maximal degree in co-relation 1989. Up to 12 conditions per place. [2024-11-07 15:52:13,667 INFO L82 GeneralOperation]: Start removeDead. Operand has 1876 places, 2179 transitions, 4374 flow [2024-11-07 15:52:13,742 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1876 places, 2179 transitions, 4374 flow [2024-11-07 15:52:13,745 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 15:52:13,745 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;@7c27b0b3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 15:52:13,745 INFO L334 AbstractCegarLoop]: Starting to check reachability of 105 error locations. [2024-11-07 15:52:13,748 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-07 15:52:13,748 INFO L124 PetriNetUnfolderBase]: 0/43 cut-off events. [2024-11-07 15:52:13,748 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-07 15:52:13,748 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-07 15:52:13,748 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] [2024-11-07 15:52:13,748 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 102 more)] === [2024-11-07 15:52:13,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 15:52:13,748 INFO L85 PathProgramCache]: Analyzing trace with hash -246639119, now seen corresponding path program 1 times [2024-11-07 15:52:13,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 15:52:13,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1779214664] [2024-11-07 15:52:13,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 15:52:13,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 15:52:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 15:52:13,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-07 15:52:13,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 15:52:13,823 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1779214664] [2024-11-07 15:52:13,823 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1779214664] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 15:52:13,823 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 15:52:13,823 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-11-07 15:52:13,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466201132] [2024-11-07 15:52:13,823 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 15:52:13,823 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-07 15:52:13,824 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 15:52:13,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-07 15:52:13,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-07 15:52:13,826 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1842 out of 2179 [2024-11-07 15:52:13,831 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1876 places, 2179 transitions, 4374 flow. Second operand has 2 states, 2 states have (on average 1842.5) internal successors, (3685), 2 states have internal predecessors, (3685), 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) [2024-11-07 15:52:13,831 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-07 15:52:13,831 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1842 of 2179 [2024-11-07 15:52:13,831 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand