./Ultimate.py --spec ../sv-benchmarks/c/properties/no-data-race.prp --file ../sv-benchmarks/c/libvsync/bounded_mpmc_check_full.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/libvsync/bounded_mpmc_check_full.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 f024b1564d266942c6fb6d9d8e063348b6cc44533a81967df0d35639486bddfe --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 23:52:17,988 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 23:52:18,047 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DataRace-32bit-Automizer_Default.epf [2024-11-16 23:52:18,053 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 23:52:18,055 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 23:52:18,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 23:52:18,076 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 23:52:18,076 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 23:52:18,077 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 23:52:18,078 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 23:52:18,078 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 23:52:18,079 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 23:52:18,079 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 23:52:18,081 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 23:52:18,081 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 23:52:18,081 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 23:52:18,081 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 23:52:18,082 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 23:52:18,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 23:52:18,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 23:52:18,085 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 23:52:18,085 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 23:52:18,085 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-16 23:52:18,086 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 23:52:18,086 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-16 23:52:18,086 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 23:52:18,086 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 23:52:18,086 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 23:52:18,086 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 23:52:18,086 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 23:52:18,087 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 23:52:18,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:52:18,087 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 23:52:18,087 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 23:52:18,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 23:52:18,087 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 23:52:18,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 23:52:18,088 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 23:52:18,088 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 23:52:18,088 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 23:52:18,088 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 23:52:18,090 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f024b1564d266942c6fb6d9d8e063348b6cc44533a81967df0d35639486bddfe [2024-11-16 23:52:18,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 23:52:18,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 23:52:18,323 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 23:52:18,324 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 23:52:18,325 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 23:52:18,326 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/libvsync/bounded_mpmc_check_full.i [2024-11-16 23:52:19,698 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 23:52:20,039 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 23:52:20,039 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/libvsync/bounded_mpmc_check_full.i [2024-11-16 23:52:20,074 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0d67949/3e742459cce14bc78186e0e513227bb2/FLAG7cb80e1a0 [2024-11-16 23:52:20,089 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0d67949/3e742459cce14bc78186e0e513227bb2 [2024-11-16 23:52:20,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 23:52:20,094 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 23:52:20,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 23:52:20,100 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 23:52:20,104 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 23:52:20,105 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:52:20" (1/1) ... [2024-11-16 23:52:20,105 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ed56eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:20, skipping insertion in model container [2024-11-16 23:52:20,106 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 11:52:20" (1/1) ... [2024-11-16 23:52:20,291 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 23:52:22,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:52:22,075 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 23:52:22,189 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4308] [2024-11-16 23:52:22,190 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4310] [2024-11-16 23:52:22,191 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4315] [2024-11-16 23:52:22,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4317] [2024-11-16 23:52:22,193 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4323] [2024-11-16 23:52:22,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4325] [2024-11-16 23:52:22,194 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4331] [2024-11-16 23:52:22,195 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4333] [2024-11-16 23:52:22,195 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4339] [2024-11-16 23:52:22,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4341] [2024-11-16 23:52:22,196 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4347] [2024-11-16 23:52:22,197 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4349] [2024-11-16 23:52:22,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4355] [2024-11-16 23:52:22,198 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4357] [2024-11-16 23:52:22,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4363] [2024-11-16 23:52:22,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4365] [2024-11-16 23:52:22,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4370] [2024-11-16 23:52:22,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4372] [2024-11-16 23:52:22,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4377] [2024-11-16 23:52:22,200 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4379] [2024-11-16 23:52:22,201 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4384] [2024-11-16 23:52:22,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4386] [2024-11-16 23:52:22,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4391] [2024-11-16 23:52:22,202 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4393] [2024-11-16 23:52:22,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4398] [2024-11-16 23:52:22,203 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4400] [2024-11-16 23:52:22,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4405] [2024-11-16 23:52:22,204 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4408] [2024-11-16 23:52:22,205 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4414] [2024-11-16 23:52:22,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4417] [2024-11-16 23:52:22,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4423] [2024-11-16 23:52:22,208 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4426] [2024-11-16 23:52:22,209 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4432] [2024-11-16 23:52:22,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4435] [2024-11-16 23:52:22,211 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4441] [2024-11-16 23:52:22,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4444] [2024-11-16 23:52:22,212 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4450] [2024-11-16 23:52:22,213 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4453] [2024-11-16 23:52:22,215 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4460] [2024-11-16 23:52:22,216 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4463] [2024-11-16 23:52:22,217 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4470] [2024-11-16 23:52:22,217 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4473] [2024-11-16 23:52:22,220 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4480] [2024-11-16 23:52:22,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4483] [2024-11-16 23:52:22,221 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4490] [2024-11-16 23:52:22,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4493] [2024-11-16 23:52:22,222 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4500] [2024-11-16 23:52:22,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4503] [2024-11-16 23:52:22,223 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4510] [2024-11-16 23:52:22,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4513] [2024-11-16 23:52:22,224 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4519] [2024-11-16 23:52:22,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4522] [2024-11-16 23:52:22,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4528] [2024-11-16 23:52:22,225 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4531] [2024-11-16 23:52:22,226 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4537] [2024-11-16 23:52:22,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4540] [2024-11-16 23:52:22,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4546] [2024-11-16 23:52:22,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4549] [2024-11-16 23:52:22,228 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4555] [2024-11-16 23:52:22,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4558] [2024-11-16 23:52:22,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4564] [2024-11-16 23:52:22,230 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4567] [2024-11-16 23:52:22,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4573] [2024-11-16 23:52:22,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4576] [2024-11-16 23:52:22,231 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4582] [2024-11-16 23:52:22,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4585] [2024-11-16 23:52:22,232 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4591] [2024-11-16 23:52:22,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4594] [2024-11-16 23:52:22,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4600] [2024-11-16 23:52:22,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4603] [2024-11-16 23:52:22,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4609] [2024-11-16 23:52:22,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4612] [2024-11-16 23:52:22,235 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4618] [2024-11-16 23:52:22,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4621] [2024-11-16 23:52:22,236 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4627] [2024-11-16 23:52:22,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4630] [2024-11-16 23:52:22,237 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4636] [2024-11-16 23:52:22,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4639] [2024-11-16 23:52:22,238 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4645] [2024-11-16 23:52:22,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4648] [2024-11-16 23:52:22,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4654] [2024-11-16 23:52:22,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4656] [2024-11-16 23:52:22,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4662] [2024-11-16 23:52:22,241 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4664] [2024-11-16 23:52:22,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4670] [2024-11-16 23:52:22,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4672] [2024-11-16 23:52:22,242 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4678] [2024-11-16 23:52:22,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4680] [2024-11-16 23:52:22,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4686] [2024-11-16 23:52:22,244 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4688] [2024-11-16 23:52:22,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4694] [2024-11-16 23:52:22,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4696] [2024-11-16 23:52:22,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4702] [2024-11-16 23:52:22,246 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4704] [2024-11-16 23:52:22,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4710] [2024-11-16 23:52:22,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4712] [2024-11-16 23:52:22,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4718] [2024-11-16 23:52:22,324 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4720] [2024-11-16 23:52:22,324 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4726] [2024-11-16 23:52:22,324 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4728] [2024-11-16 23:52:22,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 23:52:22,669 INFO L204 MainTranslator]: Completed translation [2024-11-16 23:52:22,669 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22 WrapperNode [2024-11-16 23:52:22,669 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 23:52:22,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 23:52:22,674 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 23:52:22,674 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 23:52:22,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,748 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,840 INFO L138 Inliner]: procedures = 914, calls = 957, calls flagged for inlining = 822, calls inlined = 64, statements flattened = 947 [2024-11-16 23:52:22,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 23:52:22,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 23:52:22,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 23:52:22,841 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 23:52:22,849 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,850 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,855 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,855 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,887 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,890 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,907 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 23:52:22,911 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 23:52:22,912 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 23:52:22,912 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 23:52:22,912 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (1/1) ... [2024-11-16 23:52:22,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 23:52:22,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 23:52:22,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-16 23:52:22,956 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-16 23:52:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-16 23:52:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 23:52:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-16 23:52:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 23:52:22,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 23:52:22,993 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-16 23:52:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-16 23:52:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-16 23:52:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-16 23:52:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2024-11-16 23:52:22,994 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2024-11-16 23:52:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-16 23:52:22,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-16 23:52:22,996 WARN L225 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-16 23:52:23,163 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 23:52:23,165 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 23:52:24,023 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2483: havoc vatomic32_cmpxchg_rel_#t~ret123#1; [2024-11-16 23:52:24,024 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2483-9: havoc vatomic32_cmpxchg_rel_#t~ret123#1; [2024-11-16 23:52:24,024 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2483-18: havoc vatomic32_cmpxchg_rel_#t~ret123#1; [2024-11-16 23:52:24,025 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2438: havoc vatomic32_read_rlx_#t~ret116#1; [2024-11-16 23:52:24,025 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2438-9: havoc vatomic32_read_rlx_#t~ret116#1; [2024-11-16 23:52:24,025 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2443: havoc vatomic32_read_acq_#t~ret117#1; [2024-11-16 23:52:24,025 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2443-9: havoc vatomic32_read_acq_#t~ret117#1; [2024-11-16 23:52:24,025 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2443-18: havoc vatomic32_read_acq_#t~ret117#1; [2024-11-16 23:52:24,025 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2443-27: havoc vatomic32_read_acq_#t~ret117#1; [2024-11-16 23:52:24,026 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6036-1: SUMMARY for call ULTIMATE.dealloc(main_~#t~0#1.base, main_~#t~0#1.offset); srcloc: null [2024-11-16 23:52:24,026 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6036: havoc main_~#t~0#1.base, main_~#t~0#1.offset; [2024-11-16 23:52:24,026 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6043: havoc main_~#r~0#1.base, main_~#r~0#1.offset; [2024-11-16 23:52:24,026 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6043-1: SUMMARY for call ULTIMATE.dealloc(main_~#r~0#1.base, main_~#r~0#1.offset); srcloc: null [2024-11-16 23:52:24,026 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2808: havoc vatomic32_await_eq_rlx_#t~ret172#1; [2024-11-16 23:52:24,287 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2483: havoc vatomic32_cmpxchg_rel_#t~ret123#1; [2024-11-16 23:52:24,288 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6019: havoc ~#xbo~0#1.base, ~#xbo~0#1.offset; [2024-11-16 23:52:24,288 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L6019-1: SUMMARY for call ULTIMATE.dealloc(~#xbo~0#1.base, ~#xbo~0#1.offset); srcloc: null [2024-11-16 23:52:24,288 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2438: havoc vatomic32_read_rlx_#t~ret116#1; [2024-11-16 23:52:24,288 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L2443: havoc vatomic32_read_acq_#t~ret117#1; [2024-11-16 23:52:24,289 INFO L303 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-16 23:52:24,289 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 23:52:24,424 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 23:52:24,425 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-16 23:52:24,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:52:24 BoogieIcfgContainer [2024-11-16 23:52:24,425 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 23:52:24,430 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 23:52:24,430 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 23:52:24,433 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 23:52:24,433 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 11:52:20" (1/3) ... [2024-11-16 23:52:24,433 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abefc4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:52:24, skipping insertion in model container [2024-11-16 23:52:24,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 11:52:22" (2/3) ... [2024-11-16 23:52:24,434 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abefc4b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 11:52:24, skipping insertion in model container [2024-11-16 23:52:24,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 11:52:24" (3/3) ... [2024-11-16 23:52:24,435 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_mpmc_check_full.i [2024-11-16 23:52:24,449 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 23:52:24,449 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 48 error locations. [2024-11-16 23:52:24,449 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-16 23:52:24,611 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-16 23:52:24,666 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 969 places, 1034 transitions, 2075 flow [2024-11-16 23:52:25,187 INFO L124 PetriNetUnfolderBase]: 121/1707 cut-off events. [2024-11-16 23:52:25,188 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2024-11-16 23:52:25,209 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1712 conditions, 1707 events. 121/1707 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 5973 event pairs, 0 based on Foata normal form. 0/1503 useless extension candidates. Maximal degree in co-relation 881. Up to 6 conditions per place. [2024-11-16 23:52:25,209 INFO L82 GeneralOperation]: Start removeDead. Operand has 969 places, 1034 transitions, 2075 flow [2024-11-16 23:52:25,224 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 969 places, 1034 transitions, 2075 flow [2024-11-16 23:52:25,235 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:52:25,241 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;@3ee5c2c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:52:25,242 INFO L334 AbstractCegarLoop]: Starting to check reachability of 59 error locations. [2024-11-16 23:52:25,248 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:52:25,248 INFO L124 PetriNetUnfolderBase]: 8/67 cut-off events. [2024-11-16 23:52:25,248 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:52:25,249 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:52:25,249 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] [2024-11-16 23:52:25,250 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-16 23:52:25,254 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:52:25,255 INFO L85 PathProgramCache]: Analyzing trace with hash 1004424281, now seen corresponding path program 1 times [2024-11-16 23:52:25,262 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:52:25,262 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1770961176] [2024-11-16 23:52:25,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:52:25,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:52:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:52:25,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:52:25,516 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:52:25,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1770961176] [2024-11-16 23:52:25,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1770961176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:52:25,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:52:25,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:52:25,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158575728] [2024-11-16 23:52:25,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:52:25,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 23:52:25,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:52:25,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 23:52:25,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 23:52:25,586 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 931 out of 1034 [2024-11-16 23:52:25,594 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 969 places, 1034 transitions, 2075 flow. Second operand has 2 states, 2 states have (on average 932.0) internal successors, (1864), 2 states have internal predecessors, (1864), 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) [2024-11-16 23:52:25,594 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:52:25,594 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 931 of 1034 [2024-11-16 23:52:25,595 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:52:26,483 INFO L124 PetriNetUnfolderBase]: 105/3830 cut-off events. [2024-11-16 23:52:26,483 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2024-11-16 23:52:26,498 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3976 conditions, 3830 events. 105/3830 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 27. Compared 24738 event pairs, 52 based on Foata normal form. 306/3950 useless extension candidates. Maximal degree in co-relation 3212. Up to 141 conditions per place. [2024-11-16 23:52:26,507 INFO L140 encePairwiseOnDemand]: 954/1034 looper letters, 23 selfloop transitions, 0 changer transitions 6/940 dead transitions. [2024-11-16 23:52:26,507 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 931 places, 940 transitions, 1933 flow [2024-11-16 23:52:26,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 23:52:26,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-16 23:52:26,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 1965 transitions. [2024-11-16 23:52:26,525 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9501934235976789 [2024-11-16 23:52:26,528 INFO L175 Difference]: Start difference. First operand has 969 places, 1034 transitions, 2075 flow. Second operand 2 states and 1965 transitions. [2024-11-16 23:52:26,529 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 931 places, 940 transitions, 1933 flow [2024-11-16 23:52:26,536 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 931 places, 940 transitions, 1933 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:52:26,548 INFO L231 Difference]: Finished difference. Result has 931 places, 934 transitions, 1875 flow [2024-11-16 23:52:26,550 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1034, PETRI_DIFFERENCE_MINUEND_FLOW=1887, PETRI_DIFFERENCE_MINUEND_PLACES=930, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=940, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=940, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=1875, PETRI_PLACES=931, PETRI_TRANSITIONS=934} [2024-11-16 23:52:26,553 INFO L277 CegarLoopForPetriNet]: 969 programPoint places, -38 predicate places. [2024-11-16 23:52:26,554 INFO L471 AbstractCegarLoop]: Abstraction has has 931 places, 934 transitions, 1875 flow [2024-11-16 23:52:26,555 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 932.0) internal successors, (1864), 2 states have internal predecessors, (1864), 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) [2024-11-16 23:52:26,555 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:52:26,556 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] [2024-11-16 23:52:26,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 23:52:26,556 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-16 23:52:26,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:52:26,556 INFO L85 PathProgramCache]: Analyzing trace with hash 1906649600, now seen corresponding path program 1 times [2024-11-16 23:52:26,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:52:26,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810029857] [2024-11-16 23:52:26,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:52:26,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:52:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:52:26,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:52:26,973 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:52:26,973 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810029857] [2024-11-16 23:52:26,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1810029857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:52:26,973 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:52:26,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:52:26,973 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1251894305] [2024-11-16 23:52:26,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:52:26,974 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:52:26,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:52:26,975 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:52:26,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:52:27,546 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 836 out of 1034 [2024-11-16 23:52:27,550 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 931 places, 934 transitions, 1875 flow. Second operand has 6 states, 6 states have (on average 837.3333333333334) internal successors, (5024), 6 states have internal predecessors, (5024), 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) [2024-11-16 23:52:27,551 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:52:27,551 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 836 of 1034 [2024-11-16 23:52:27,551 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:52:30,745 INFO L124 PetriNetUnfolderBase]: 2305/17699 cut-off events. [2024-11-16 23:52:30,746 INFO L125 PetriNetUnfolderBase]: For 7/15 co-relation queries the response was YES. [2024-11-16 23:52:30,785 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21854 conditions, 17699 events. 2305/17699 cut-off events. For 7/15 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 178498 event pairs, 1848 based on Foata normal form. 0/16699 useless extension candidates. Maximal degree in co-relation 21850. Up to 4143 conditions per place. [2024-11-16 23:52:30,823 INFO L140 encePairwiseOnDemand]: 1028/1034 looper letters, 112 selfloop transitions, 5 changer transitions 0/933 dead transitions. [2024-11-16 23:52:30,823 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 929 places, 933 transitions, 2107 flow [2024-11-16 23:52:30,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:52:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:52:30,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5134 transitions. [2024-11-16 23:52:30,832 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8275306254029658 [2024-11-16 23:52:30,832 INFO L175 Difference]: Start difference. First operand has 931 places, 934 transitions, 1875 flow. Second operand 6 states and 5134 transitions. [2024-11-16 23:52:30,832 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 929 places, 933 transitions, 2107 flow [2024-11-16 23:52:30,836 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 929 places, 933 transitions, 2107 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:52:30,981 INFO L231 Difference]: Finished difference. Result has 929 places, 933 transitions, 1883 flow [2024-11-16 23:52:30,983 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1034, PETRI_DIFFERENCE_MINUEND_FLOW=1873, PETRI_DIFFERENCE_MINUEND_PLACES=924, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=933, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=928, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1883, PETRI_PLACES=929, PETRI_TRANSITIONS=933} [2024-11-16 23:52:30,983 INFO L277 CegarLoopForPetriNet]: 969 programPoint places, -40 predicate places. [2024-11-16 23:52:30,983 INFO L471 AbstractCegarLoop]: Abstraction has has 929 places, 933 transitions, 1883 flow [2024-11-16 23:52:30,986 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 837.3333333333334) internal successors, (5024), 6 states have internal predecessors, (5024), 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) [2024-11-16 23:52:30,986 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:52:30,986 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] [2024-11-16 23:52:30,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 23:52:30,987 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-16 23:52:30,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:52:30,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1506919240, now seen corresponding path program 1 times [2024-11-16 23:52:30,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:52:30,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1588896558] [2024-11-16 23:52:30,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:52:30,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:52:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:52:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:52:31,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:52:31,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1588896558] [2024-11-16 23:52:31,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1588896558] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:52:31,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:52:31,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:52:31,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1740155610] [2024-11-16 23:52:31,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:52:31,371 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:52:31,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:52:31,372 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:52:31,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:52:31,879 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 836 out of 1034 [2024-11-16 23:52:31,885 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 929 places, 933 transitions, 1883 flow. Second operand has 6 states, 6 states have (on average 837.3333333333334) internal successors, (5024), 6 states have internal predecessors, (5024), 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) [2024-11-16 23:52:31,885 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:52:31,885 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 836 of 1034 [2024-11-16 23:52:31,886 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:52:35,636 INFO L124 PetriNetUnfolderBase]: 2305/17698 cut-off events. [2024-11-16 23:52:35,637 INFO L125 PetriNetUnfolderBase]: For 7/15 co-relation queries the response was YES. [2024-11-16 23:52:35,683 INFO L83 FinitePrefix]: Finished finitePrefix Result has 21859 conditions, 17698 events. 2305/17698 cut-off events. For 7/15 co-relation queries the response was YES. Maximal size of possible extension queue 119. Compared 178043 event pairs, 1848 based on Foata normal form. 0/16699 useless extension candidates. Maximal degree in co-relation 21854. Up to 4143 conditions per place. [2024-11-16 23:52:35,720 INFO L140 encePairwiseOnDemand]: 1028/1034 looper letters, 112 selfloop transitions, 5 changer transitions 0/932 dead transitions. [2024-11-16 23:52:35,720 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 933 places, 932 transitions, 2115 flow [2024-11-16 23:52:35,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:52:35,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:52:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5134 transitions. [2024-11-16 23:52:35,733 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8275306254029658 [2024-11-16 23:52:35,733 INFO L175 Difference]: Start difference. First operand has 929 places, 933 transitions, 1883 flow. Second operand 6 states and 5134 transitions. [2024-11-16 23:52:35,733 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 933 places, 932 transitions, 2115 flow [2024-11-16 23:52:35,738 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 928 places, 932 transitions, 2105 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-16 23:52:35,745 INFO L231 Difference]: Finished difference. Result has 928 places, 932 transitions, 1881 flow [2024-11-16 23:52:35,746 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1034, PETRI_DIFFERENCE_MINUEND_FLOW=1871, PETRI_DIFFERENCE_MINUEND_PLACES=923, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=932, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=927, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1881, PETRI_PLACES=928, PETRI_TRANSITIONS=932} [2024-11-16 23:52:35,748 INFO L277 CegarLoopForPetriNet]: 969 programPoint places, -41 predicate places. [2024-11-16 23:52:35,748 INFO L471 AbstractCegarLoop]: Abstraction has has 928 places, 932 transitions, 1881 flow [2024-11-16 23:52:35,750 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 837.3333333333334) internal successors, (5024), 6 states have internal predecessors, (5024), 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) [2024-11-16 23:52:35,750 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:52:35,751 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] [2024-11-16 23:52:35,751 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 23:52:35,751 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-16 23:52:35,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:52:35,752 INFO L85 PathProgramCache]: Analyzing trace with hash 891625775, now seen corresponding path program 1 times [2024-11-16 23:52:35,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:52:35,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606132513] [2024-11-16 23:52:35,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:52:35,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:52:35,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:52:36,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:52:36,793 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:52:36,793 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606132513] [2024-11-16 23:52:36,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606132513] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:52:36,793 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:52:36,794 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:52:36,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940782883] [2024-11-16 23:52:36,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:52:36,795 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:52:36,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:52:36,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:52:36,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:52:37,531 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 828 out of 1034 [2024-11-16 23:52:37,536 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 928 places, 932 transitions, 1881 flow. Second operand has 6 states, 6 states have (on average 831.5) internal successors, (4989), 6 states have internal predecessors, (4989), 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) [2024-11-16 23:52:37,536 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:52:37,536 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 828 of 1034 [2024-11-16 23:52:37,536 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:52:41,116 INFO L124 PetriNetUnfolderBase]: 2622/19192 cut-off events. [2024-11-16 23:52:41,117 INFO L125 PetriNetUnfolderBase]: For 7/20 co-relation queries the response was YES. [2024-11-16 23:52:41,170 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23979 conditions, 19192 events. 2622/19192 cut-off events. For 7/20 co-relation queries the response was YES. Maximal size of possible extension queue 121. Compared 192113 event pairs, 1872 based on Foata normal form. 4/18102 useless extension candidates. Maximal degree in co-relation 23974. Up to 4619 conditions per place. [2024-11-16 23:52:41,221 INFO L140 encePairwiseOnDemand]: 1003/1034 looper letters, 125 selfloop transitions, 102 changer transitions 0/1033 dead transitions. [2024-11-16 23:52:41,221 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 933 places, 1033 transitions, 2537 flow [2024-11-16 23:52:41,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-16 23:52:41,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2024-11-16 23:52:41,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 5196 transitions. [2024-11-16 23:52:41,232 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.8375241779497099 [2024-11-16 23:52:41,232 INFO L175 Difference]: Start difference. First operand has 928 places, 932 transitions, 1881 flow. Second operand 6 states and 5196 transitions. [2024-11-16 23:52:41,232 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 933 places, 1033 transitions, 2537 flow [2024-11-16 23:52:41,240 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 928 places, 1033 transitions, 2527 flow, removed 0 selfloop flow, removed 5 redundant places. [2024-11-16 23:52:41,255 INFO L231 Difference]: Finished difference. Result has 933 places, 1033 transitions, 2541 flow [2024-11-16 23:52:41,257 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1034, PETRI_DIFFERENCE_MINUEND_FLOW=1871, PETRI_DIFFERENCE_MINUEND_PLACES=923, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=932, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=25, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=902, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=2541, PETRI_PLACES=933, PETRI_TRANSITIONS=1033} [2024-11-16 23:52:41,259 INFO L277 CegarLoopForPetriNet]: 969 programPoint places, -36 predicate places. [2024-11-16 23:52:41,259 INFO L471 AbstractCegarLoop]: Abstraction has has 933 places, 1033 transitions, 2541 flow [2024-11-16 23:52:41,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 831.5) internal successors, (4989), 6 states have internal predecessors, (4989), 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) [2024-11-16 23:52:41,262 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:52:41,262 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 23:52:41,262 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 23:52:41,262 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-16 23:52:41,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:52:41,263 INFO L85 PathProgramCache]: Analyzing trace with hash 777445424, now seen corresponding path program 1 times [2024-11-16 23:52:41,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:52:41,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528488448] [2024-11-16 23:52:41,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:52:41,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:52:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:52:41,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:52:41,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:52:41,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528488448] [2024-11-16 23:52:41,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528488448] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:52:41,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:52:41,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 23:52:41,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [585101182] [2024-11-16 23:52:41,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:52:41,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 23:52:41,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:52:41,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 23:52:41,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 23:52:41,456 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 925 out of 1034 [2024-11-16 23:52:41,459 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 933 places, 1033 transitions, 2541 flow. Second operand has 3 states, 3 states have (on average 927.6666666666666) internal successors, (2783), 3 states have internal predecessors, (2783), 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) [2024-11-16 23:52:41,459 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:52:41,459 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 925 of 1034 [2024-11-16 23:52:41,459 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:52:42,665 INFO L124 PetriNetUnfolderBase]: 362/5468 cut-off events. [2024-11-16 23:52:42,665 INFO L125 PetriNetUnfolderBase]: For 308/673 co-relation queries the response was YES. [2024-11-16 23:52:42,691 INFO L83 FinitePrefix]: Finished finitePrefix Result has 6552 conditions, 5468 events. 362/5468 cut-off events. For 308/673 co-relation queries the response was YES. Maximal size of possible extension queue 38. Compared 39974 event pairs, 0 based on Foata normal form. 17/5229 useless extension candidates. Maximal degree in co-relation 6543. Up to 365 conditions per place. [2024-11-16 23:52:42,702 INFO L140 encePairwiseOnDemand]: 1031/1034 looper letters, 47 selfloop transitions, 2 changer transitions 0/1037 dead transitions. [2024-11-16 23:52:42,702 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 935 places, 1037 transitions, 2655 flow [2024-11-16 23:52:42,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 23:52:42,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2024-11-16 23:52:42,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 2809 transitions. [2024-11-16 23:52:42,707 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.905544809800129 [2024-11-16 23:52:42,707 INFO L175 Difference]: Start difference. First operand has 933 places, 1033 transitions, 2541 flow. Second operand 3 states and 2809 transitions. [2024-11-16 23:52:42,707 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 935 places, 1037 transitions, 2655 flow [2024-11-16 23:52:42,717 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 935 places, 1037 transitions, 2655 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:52:42,724 INFO L231 Difference]: Finished difference. Result has 936 places, 1033 transitions, 2549 flow [2024-11-16 23:52:42,726 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1034, PETRI_DIFFERENCE_MINUEND_FLOW=2541, PETRI_DIFFERENCE_MINUEND_PLACES=933, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1033, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1031, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=2549, PETRI_PLACES=936, PETRI_TRANSITIONS=1033} [2024-11-16 23:52:42,728 INFO L277 CegarLoopForPetriNet]: 969 programPoint places, -33 predicate places. [2024-11-16 23:52:42,728 INFO L471 AbstractCegarLoop]: Abstraction has has 936 places, 1033 transitions, 2549 flow [2024-11-16 23:52:42,730 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 927.6666666666666) internal successors, (2783), 3 states have internal predecessors, (2783), 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) [2024-11-16 23:52:42,730 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:52:42,730 INFO L204 CegarLoopForPetriNet]: trace histogram [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] [2024-11-16 23:52:42,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 23:52:42,730 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (and 56 more)] === [2024-11-16 23:52:42,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:52:42,731 INFO L85 PathProgramCache]: Analyzing trace with hash 171928594, now seen corresponding path program 1 times [2024-11-16 23:52:42,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:52:42,732 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889696468] [2024-11-16 23:52:42,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:52:42,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:52:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:52:42,789 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-16 23:52:42,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-16 23:52:42,861 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-16 23:52:42,861 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-16 23:52:42,862 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (58 of 59 remaining) [2024-11-16 23:52:42,864 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (57 of 59 remaining) [2024-11-16 23:52:42,864 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (56 of 59 remaining) [2024-11-16 23:52:42,865 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (55 of 59 remaining) [2024-11-16 23:52:42,866 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (54 of 59 remaining) [2024-11-16 23:52:42,866 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (53 of 59 remaining) [2024-11-16 23:52:42,866 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (52 of 59 remaining) [2024-11-16 23:52:42,867 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (51 of 59 remaining) [2024-11-16 23:52:42,867 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (50 of 59 remaining) [2024-11-16 23:52:42,867 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (49 of 59 remaining) [2024-11-16 23:52:42,868 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (48 of 59 remaining) [2024-11-16 23:52:42,868 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (47 of 59 remaining) [2024-11-16 23:52:42,868 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (46 of 59 remaining) [2024-11-16 23:52:42,868 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (45 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (44 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (43 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (42 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (41 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (40 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (39 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (38 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (37 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (36 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (35 of 59 remaining) [2024-11-16 23:52:42,869 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (34 of 59 remaining) [2024-11-16 23:52:42,870 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (33 of 59 remaining) [2024-11-16 23:52:42,870 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (32 of 59 remaining) [2024-11-16 23:52:42,870 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (31 of 59 remaining) [2024-11-16 23:52:42,870 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (30 of 59 remaining) [2024-11-16 23:52:42,870 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (29 of 59 remaining) [2024-11-16 23:52:42,871 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (28 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (27 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (26 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (25 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (24 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (23 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (22 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (21 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (20 of 59 remaining) [2024-11-16 23:52:42,872 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr9ASSERT_VIOLATIONDATA_RACE (19 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr8ASSERT_VIOLATIONDATA_RACE (18 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr7ASSERT_VIOLATIONDATA_RACE (17 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr6ASSERT_VIOLATIONDATA_RACE (16 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr5ASSERT_VIOLATIONDATA_RACE (15 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr4ASSERT_VIOLATIONDATA_RACE (14 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr3ASSERT_VIOLATIONDATA_RACE (13 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr2ASSERT_VIOLATIONDATA_RACE (12 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr1ASSERT_VIOLATIONDATA_RACE (11 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr0ASSERT_VIOLATIONDATA_RACE (10 of 59 remaining) [2024-11-16 23:52:42,873 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr9ASSERT_VIOLATIONDATA_RACE (9 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr8ASSERT_VIOLATIONDATA_RACE (8 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr7ASSERT_VIOLATIONDATA_RACE (7 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr6ASSERT_VIOLATIONDATA_RACE (6 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr5ASSERT_VIOLATIONDATA_RACE (5 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr4ASSERT_VIOLATIONDATA_RACE (4 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr3ASSERT_VIOLATIONDATA_RACE (3 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr2ASSERT_VIOLATIONDATA_RACE (2 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr1ASSERT_VIOLATIONDATA_RACE (1 of 59 remaining) [2024-11-16 23:52:42,874 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location writerErr0ASSERT_VIOLATIONDATA_RACE (0 of 59 remaining) [2024-11-16 23:52:42,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 23:52:42,875 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-16 23:52:42,877 WARN L244 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-16 23:52:42,877 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-16 23:52:42,991 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-16 23:52:42,997 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 1168 places, 1238 transitions, 2492 flow [2024-11-16 23:52:43,804 INFO L124 PetriNetUnfolderBase]: 234/3257 cut-off events. [2024-11-16 23:52:43,805 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2024-11-16 23:52:43,864 INFO L83 FinitePrefix]: Finished finitePrefix Result has 3269 conditions, 3257 events. 234/3257 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 23. Compared 16874 event pairs, 0 based on Foata normal form. 0/2866 useless extension candidates. Maximal degree in co-relation 1746. Up to 12 conditions per place. [2024-11-16 23:52:43,864 INFO L82 GeneralOperation]: Start removeDead. Operand has 1168 places, 1238 transitions, 2492 flow [2024-11-16 23:52:43,883 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 1168 places, 1238 transitions, 2492 flow [2024-11-16 23:52:43,884 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 23:52:43,885 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;@3ee5c2c9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 23:52:43,885 INFO L334 AbstractCegarLoop]: Starting to check reachability of 69 error locations. [2024-11-16 23:52:43,888 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2024-11-16 23:52:43,888 INFO L124 PetriNetUnfolderBase]: 8/67 cut-off events. [2024-11-16 23:52:43,888 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2024-11-16 23:52:43,888 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:52:43,888 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] [2024-11-16 23:52:43,888 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (and 66 more)] === [2024-11-16 23:52:43,889 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:52:43,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1420584111, now seen corresponding path program 1 times [2024-11-16 23:52:43,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:52:43,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377128398] [2024-11-16 23:52:43,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:52:43,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:52:43,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:52:43,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:52:43,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:52:43,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377128398] [2024-11-16 23:52:43,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377128398] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:52:43,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:52:43,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 23:52:43,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088071752] [2024-11-16 23:52:43,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:52:43,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 23:52:43,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:52:43,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 23:52:43,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 23:52:43,905 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1122 out of 1238 [2024-11-16 23:52:43,907 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1168 places, 1238 transitions, 2492 flow. Second operand has 2 states, 2 states have (on average 1123.0) internal successors, (2246), 2 states have internal predecessors, (2246), 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) [2024-11-16 23:52:43,907 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:52:43,907 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1122 of 1238 [2024-11-16 23:52:43,907 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2024-11-16 23:52:49,954 INFO L124 PetriNetUnfolderBase]: 971/22736 cut-off events. [2024-11-16 23:52:49,954 INFO L125 PetriNetUnfolderBase]: For 58/61 co-relation queries the response was YES. [2024-11-16 23:52:50,158 INFO L83 FinitePrefix]: Finished finitePrefix Result has 23939 conditions, 22736 events. 971/22736 cut-off events. For 58/61 co-relation queries the response was YES. Maximal size of possible extension queue 150. Compared 261314 event pairs, 652 based on Foata normal form. 1964/23599 useless extension candidates. Maximal degree in co-relation 6544. Up to 1171 conditions per place. [2024-11-16 23:52:50,213 INFO L140 encePairwiseOnDemand]: 1151/1238 looper letters, 29 selfloop transitions, 0 changer transitions 6/1137 dead transitions. [2024-11-16 23:52:50,214 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 1125 places, 1137 transitions, 2348 flow [2024-11-16 23:52:50,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 23:52:50,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2024-11-16 23:52:50,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 2360 transitions. [2024-11-16 23:52:50,218 INFO L512 CegarLoopForPetriNet]: DFA transition density 0.9531502423263328 [2024-11-16 23:52:50,219 INFO L175 Difference]: Start difference. First operand has 1168 places, 1238 transitions, 2492 flow. Second operand 2 states and 2360 transitions. [2024-11-16 23:52:50,219 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 1125 places, 1137 transitions, 2348 flow [2024-11-16 23:52:50,223 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 1125 places, 1137 transitions, 2348 flow, removed 0 selfloop flow, removed 0 redundant places. [2024-11-16 23:52:50,231 INFO L231 Difference]: Finished difference. Result has 1125 places, 1131 transitions, 2278 flow [2024-11-16 23:52:50,232 INFO L260 CegarLoopForPetriNet]: {PETRI_ALPHABET=1238, PETRI_DIFFERENCE_MINUEND_FLOW=2290, PETRI_DIFFERENCE_MINUEND_PLACES=1124, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=1137, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=1137, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=2278, PETRI_PLACES=1125, PETRI_TRANSITIONS=1131} [2024-11-16 23:52:50,233 INFO L277 CegarLoopForPetriNet]: 1168 programPoint places, -43 predicate places. [2024-11-16 23:52:50,233 INFO L471 AbstractCegarLoop]: Abstraction has has 1125 places, 1131 transitions, 2278 flow [2024-11-16 23:52:50,234 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1123.0) internal successors, (2246), 2 states have internal predecessors, (2246), 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) [2024-11-16 23:52:50,235 INFO L196 CegarLoopForPetriNet]: Found error trace [2024-11-16 23:52:50,235 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] [2024-11-16 23:52:50,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 23:52:50,235 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (and 66 more)] === [2024-11-16 23:52:50,235 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 23:52:50,235 INFO L85 PathProgramCache]: Analyzing trace with hash -861360938, now seen corresponding path program 1 times [2024-11-16 23:52:50,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 23:52:50,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678912039] [2024-11-16 23:52:50,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 23:52:50,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 23:52:50,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 23:52:50,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-16 23:52:50,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 23:52:50,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678912039] [2024-11-16 23:52:50,396 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678912039] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 23:52:50,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 23:52:50,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 23:52:50,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993665720] [2024-11-16 23:52:50,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 23:52:50,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-16 23:52:50,396 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 23:52:50,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-16 23:52:50,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2024-11-16 23:52:51,117 INFO L467 CegarLoopForPetriNet]: Number of universal loopers: 1007 out of 1238 [2024-11-16 23:52:51,122 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 1125 places, 1131 transitions, 2278 flow. Second operand has 6 states, 6 states have (on average 1008.3333333333334) internal successors, (6050), 6 states have internal predecessors, (6050), 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) [2024-11-16 23:52:51,126 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2024-11-16 23:52:51,126 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 1007 of 1238 [2024-11-16 23:52:51,126 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand