./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/libvsync/cnalock.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/libvsync/cnalock.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34e9f64e541272dd9ea9a959271dc176e797335c8277127c4c0a13bf1a3bf002 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-17 13:17:34,103 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-17 13:17:34,155 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-17 13:17:34,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-17 13:17:34,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-17 13:17:34,172 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-17 13:17:34,172 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-17 13:17:34,173 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-17 13:17:34,173 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-17 13:17:34,175 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-17 13:17:34,175 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-17 13:17:34,175 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-17 13:17:34,176 INFO L153 SettingsManager]: * Use SBE=true [2024-10-17 13:17:34,176 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-17 13:17:34,178 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-17 13:17:34,178 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-17 13:17:34,179 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-17 13:17:34,179 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-17 13:17:34,179 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-17 13:17:34,179 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-17 13:17:34,179 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-17 13:17:34,179 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-17 13:17:34,179 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-17 13:17:34,180 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-17 13:17:34,180 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-17 13:17:34,180 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-17 13:17:34,180 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-17 13:17:34,180 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-17 13:17:34,180 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-17 13:17:34,180 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-17 13:17:34,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 13:17:34,181 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-17 13:17:34,181 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-17 13:17:34,181 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-17 13:17:34,181 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-17 13:17:34,181 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-17 13:17:34,181 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-17 13:17:34,181 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-17 13:17:34,182 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-17 13:17:34,182 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-17 13:17:34,182 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-17 13:17:34,182 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e9f64e541272dd9ea9a959271dc176e797335c8277127c4c0a13bf1a3bf002 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET [2024-10-17 13:17:34,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-17 13:17:34,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-17 13:17:34,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-17 13:17:34,358 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-17 13:17:34,359 INFO L274 PluginConnector]: CDTParser initialized [2024-10-17 13:17:34,360 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/libvsync/cnalock.i [2024-10-17 13:17:35,653 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-17 13:17:35,991 INFO L384 CDTParser]: Found 1 translation units. [2024-10-17 13:17:35,992 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i [2024-10-17 13:17:36,021 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0d9bebd97/6fcfc0cc95d24657a468be709e668f3b/FLAGbbd124b24 [2024-10-17 13:17:36,222 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0d9bebd97/6fcfc0cc95d24657a468be709e668f3b [2024-10-17 13:17:36,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-17 13:17:36,225 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-17 13:17:36,225 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-17 13:17:36,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-17 13:17:36,230 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-17 13:17:36,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 01:17:36" (1/1) ... [2024-10-17 13:17:36,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@165b57af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:36, skipping insertion in model container [2024-10-17 13:17:36,231 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 01:17:36" (1/1) ... [2024-10-17 13:17:36,298 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-17 13:17:37,757 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i[196596,196609] [2024-10-17 13:17:37,759 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i[196663,196676] [2024-10-17 13:17:37,766 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 13:17:37,780 INFO L200 MainTranslator]: Completed pre-run [2024-10-17 13:17:37,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-10-17 13:17:37,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-10-17 13:17:37,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-10-17 13:17:37,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-10-17 13:17:37,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-10-17 13:17:37,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-10-17 13:17:37,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-10-17 13:17:37,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-10-17 13:17:37,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-10-17 13:17:37,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-10-17 13:17:37,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-10-17 13:17:37,851 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-10-17 13:17:37,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-10-17 13:17:37,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-10-17 13:17:37,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-10-17 13:17:37,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-10-17 13:17:37,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-10-17 13:17:37,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-10-17 13:17:37,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-10-17 13:17:37,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-10-17 13:17:37,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-10-17 13:17:37,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-10-17 13:17:37,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-10-17 13:17:37,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-10-17 13:17:37,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-10-17 13:17:37,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-10-17 13:17:37,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-10-17 13:17:37,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-10-17 13:17:37,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-10-17 13:17:37,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-10-17 13:17:37,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-10-17 13:17:37,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-10-17 13:17:37,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-10-17 13:17:37,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-10-17 13:17:37,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-10-17 13:17:37,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-10-17 13:17:37,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-10-17 13:17:37,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-10-17 13:17:37,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-10-17 13:17:37,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-10-17 13:17:37,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-10-17 13:17:37,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-10-17 13:17:37,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-10-17 13:17:37,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-10-17 13:17:37,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-10-17 13:17:37,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-10-17 13:17:37,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-10-17 13:17:37,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-10-17 13:17:37,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-10-17 13:17:37,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-10-17 13:17:37,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-10-17 13:17:37,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-10-17 13:17:37,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-10-17 13:17:37,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-10-17 13:17:37,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-10-17 13:17:37,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-10-17 13:17:37,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-10-17 13:17:37,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-10-17 13:17:37,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-10-17 13:17:37,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-10-17 13:17:37,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-10-17 13:17:37,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-10-17 13:17:37,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-10-17 13:17:37,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-10-17 13:17:37,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-10-17 13:17:37,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-10-17 13:17:37,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-10-17 13:17:37,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-10-17 13:17:37,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-10-17 13:17:37,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-10-17 13:17:37,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-10-17 13:17:37,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-10-17 13:17:37,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-10-17 13:17:37,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-10-17 13:17:37,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-10-17 13:17:37,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-10-17 13:17:37,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-10-17 13:17:37,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-10-17 13:17:37,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-10-17 13:17:37,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-10-17 13:17:37,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-10-17 13:17:37,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-10-17 13:17:37,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-10-17 13:17:37,878 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-10-17 13:17:37,879 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-10-17 13:17:37,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-10-17 13:17:37,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-10-17 13:17:37,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-10-17 13:17:37,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-10-17 13:17:37,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-10-17 13:17:37,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-10-17 13:17:37,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-10-17 13:17:37,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-10-17 13:17:37,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-10-17 13:17:37,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-10-17 13:17:37,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-10-17 13:17:37,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-10-17 13:17:37,884 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-10-17 13:17:37,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-10-17 13:17:37,885 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-10-17 13:17:37,938 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i[196596,196609] [2024-10-17 13:17:37,939 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i[196663,196676] [2024-10-17 13:17:37,943 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 13:17:38,145 INFO L204 MainTranslator]: Completed translation [2024-10-17 13:17:38,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38 WrapperNode [2024-10-17 13:17:38,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-17 13:17:38,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-17 13:17:38,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-17 13:17:38,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-17 13:17:38,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,219 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,268 INFO L138 Inliner]: procedures = 919, calls = 929, calls flagged for inlining = 840, calls inlined = 85, statements flattened = 732 [2024-10-17 13:17:38,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-17 13:17:38,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-17 13:17:38,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-17 13:17:38,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-17 13:17:38,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,291 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,321 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,326 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,348 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-17 13:17:38,352 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-17 13:17:38,352 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-17 13:17:38,352 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-17 13:17:38,352 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (1/1) ... [2024-10-17 13:17:38,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 13:17:38,367 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 13:17:38,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-17 13:17:38,393 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-17 13:17:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-17 13:17:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-17 13:17:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-17 13:17:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-17 13:17:38,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-17 13:17:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-10-17 13:17:38,431 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-10-17 13:17:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-17 13:17:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-17 13:17:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-17 13:17:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-17 13:17:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-10-17 13:17:38,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-17 13:17:38,434 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-17 13:17:38,601 INFO L238 CfgBuilder]: Building ICFG [2024-10-17 13:17:38,603 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-17 13:17:39,362 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-17 13:17:39,362 INFO L287 CfgBuilder]: Performing block encoding [2024-10-17 13:17:39,778 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-17 13:17:39,779 INFO L314 CfgBuilder]: Removed 72 assume(true) statements. [2024-10-17 13:17:39,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 01:17:39 BoogieIcfgContainer [2024-10-17 13:17:39,780 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-17 13:17:39,783 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-17 13:17:39,783 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-17 13:17:39,786 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-17 13:17:39,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 01:17:36" (1/3) ... [2024-10-17 13:17:39,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1b282f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 01:17:39, skipping insertion in model container [2024-10-17 13:17:39,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:17:38" (2/3) ... [2024-10-17 13:17:39,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e1b282f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 01:17:39, skipping insertion in model container [2024-10-17 13:17:39,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 01:17:39" (3/3) ... [2024-10-17 13:17:39,789 INFO L112 eAbstractionObserver]: Analyzing ICFG cnalock.i [2024-10-17 13:17:39,804 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-17 13:17:39,804 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-17 13:17:39,804 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-17 13:17:39,942 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-17 13:17:39,983 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-17 13:17:39,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-17 13:17:39,983 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 13:17:39,987 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-17 13:17:39,990 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-17 13:17:40,172 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-17 13:17:40,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:17:40,191 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == runThread1of1ForFork0 ======== [2024-10-17 13:17:40,197 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=PARTIAL_ORDER_FA, 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;@5541825, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-17 13:17:40,197 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-17 13:17:40,565 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:17:40,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:17:40,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1565257464, now seen corresponding path program 1 times [2024-10-17 13:17:40,576 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 13:17:40,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516245410] [2024-10-17 13:17:40,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:17:40,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 13:17:40,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:17:40,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-17 13:17:40,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 13:17:40,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516245410] [2024-10-17 13:17:40,746 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516245410] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 13:17:40,746 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 13:17:40,746 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-17 13:17:40,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339105192] [2024-10-17 13:17:40,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 13:17:40,751 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-17 13:17:40,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 13:17:40,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-17 13:17:40,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-17 13:17:40,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:40,770 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 13:17:40,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 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) [2024-10-17 13:17:40,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:40,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:40,915 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-17 13:17:40,915 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:17:40,916 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:17:40,917 INFO L85 PathProgramCache]: Analyzing trace with hash -424251387, now seen corresponding path program 1 times [2024-10-17 13:17:40,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 13:17:40,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2020633351] [2024-10-17 13:17:40,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:17:40,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 13:17:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:17:41,053 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-17 13:17:41,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 13:17:41,054 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2020633351] [2024-10-17 13:17:41,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2020633351] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 13:17:41,054 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 13:17:41,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 13:17:41,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954925041] [2024-10-17 13:17:41,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 13:17:41,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 13:17:41,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 13:17:41,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 13:17:41,056 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 13:17:41,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:41,056 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 13:17:41,056 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2024-10-17 13:17:41,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:41,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:41,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:41,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:17:41,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-17 13:17:41,172 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:17:41,173 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:17:41,173 INFO L85 PathProgramCache]: Analyzing trace with hash 644711047, now seen corresponding path program 1 times [2024-10-17 13:17:41,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 13:17:41,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1685911843] [2024-10-17 13:17:41,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:17:41,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 13:17:41,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:17:41,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-17 13:17:41,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 13:17:41,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1685911843] [2024-10-17 13:17:41,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1685911843] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 13:17:41,309 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 13:17:41,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 13:17:41,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624662862] [2024-10-17 13:17:41,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 13:17:41,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 13:17:41,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 13:17:41,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 13:17:41,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 13:17:41,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:41,310 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 13:17:41,310 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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) [2024-10-17 13:17:41,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:41,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:17:41,310 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:17:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:17:41,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:17:41,395 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-17 13:17:41,395 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:17:41,396 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:17:41,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1001139570, now seen corresponding path program 1 times [2024-10-17 13:17:41,397 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 13:17:41,397 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124587350] [2024-10-17 13:17:41,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:17:41,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 13:17:41,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:18:01,706 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-17 13:18:01,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-17 13:18:01,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124587350] [2024-10-17 13:18:01,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [124587350] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-17 13:18:01,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1401316240] [2024-10-17 13:18:01,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:18:01,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 13:18:01,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 13:18:01,713 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-17 13:18:01,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-17 13:18:01,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:18:01,940 INFO L255 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 196 conjuncts are in the unsatisfiable core [2024-10-17 13:18:01,948 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 13:18:02,001 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-17 13:18:02,002 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-10-17 13:18:02,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:18:02,147 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:18:02,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:18:02,497 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 18 [2024-10-17 13:18:02,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-10-17 13:18:02,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-17 13:18:02,702 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-17 13:18:02,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-17 13:18:02,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-17 13:18:02,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-17 13:18:02,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 21 [2024-10-17 13:18:02,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-17 13:18:02,844 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-17 13:18:02,952 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:18:02,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 16 [2024-10-17 13:18:03,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-17 13:18:03,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-17 13:18:03,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-17 13:18:03,280 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2024-10-17 13:18:03,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:18:03,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:18:03,891 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-17 13:18:03,891 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 13:18:04,426 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (forall ((v_ArrVal_210 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))) is different from false [2024-10-17 13:18:04,443 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (forall ((v_ArrVal_210 (Array Int Int))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))) is different from false [2024-10-17 13:18:04,484 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_208 (Array Int Int))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| v_ArrVal_208) |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= v_ArrVal_208 (store (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|) |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset| (select v_ArrVal_208 |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset|)))))) (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (or (not (= v_ArrVal_209 (store (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|) |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset| (select v_ArrVal_209 |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset|)))) (= (select (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| v_ArrVal_209) |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)))) is different from false [2024-10-17 13:18:04,510 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (or (not (= (store (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_209)) (= (select (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse0))) (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse0) (forall ((v_ArrVal_208 (Array Int Int))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= (store (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_208)))))))) is different from false [2024-10-17 13:18:04,544 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= 0 (select (select (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.base| v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (not (= (store (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_208)))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse0))) (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (or (not (= (store (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_209)) (= (select (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.base| v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse0))))) is different from false [2024-10-17 13:18:04,580 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (select (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_xchg_~a#1.base|) |c_runThread1of1ForFork0_vatomicptr_xchg_~a#1.offset|)) (.cse2 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (forall ((v_ArrVal_206 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_xchg_~a#1.base| v_ArrVal_206))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) .cse1 v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= v_ArrVal_208 (store (select .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|))))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))) (forall ((v_ArrVal_207 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (let ((.cse3 (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomicptr_xchg_~a#1.base| v_ArrVal_207))) (or (= (select (select (store (store .cse3 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) .cse1 v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (not (= (store (select .cse3 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_209))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))))) is different from false [2024-10-17 13:18:06,618 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|)) (.cse1 (select (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|))) (and (forall ((v_ArrVal_206 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) .cse1 v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= v_ArrVal_208 (store (select .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|))))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))) (forall ((v_ArrVal_207 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2) (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (let ((.cse3 (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207))) (or (not (= v_ArrVal_209 (store (select .cse3 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))) (= (select (select (store (store .cse3 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) .cse1 v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)))))))) is different from false [2024-10-17 13:18:08,668 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|)) (.cse3 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (forall ((v_ArrVal_203 Int) (v_ArrVal_206 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| (store .cse2 |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset| v_ArrVal_203)))) (let ((.cse0 (store .cse1 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) (select (select .cse1 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= v_ArrVal_208 (store (select .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse3))) (forall ((v_ArrVal_203 Int) (v_ArrVal_207 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int) (v_ArrVal_205 Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (let ((.cse4 (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| (store (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|) |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset| v_ArrVal_205)) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207))) (or (= (select (select (store (store .cse4 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) (select (select (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| (store .cse2 |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset| v_ArrVal_203)) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (not (= v_ArrVal_209 (store (select .cse4 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|))))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse3))))) is different from false [2024-10-17 13:18:10,727 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (.cse2 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| Int)) (or (forall ((v_ArrVal_203 Int) (v_ArrVal_206 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (let ((.cse0 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store .cse1 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_203)))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) (select (select .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= v_ArrVal_208 (store (select (store .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|))))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| .cse2))) (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| Int)) (or (forall ((v_ArrVal_203 Int) (v_ArrVal_207 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int) (v_ArrVal_205 Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (or (= (select (select (store (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) (select (select (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store .cse1 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_203)) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (not (= v_ArrVal_209 (store (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_205)) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| .cse2))))) is different from false [2024-10-17 13:18:12,781 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base|)) (.cse3 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (forall ((|runThread1of1ForFork0_vatomicptr_write_~v#1.offset| Int) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| Int) (|runThread1of1ForFork0_vatomicptr_write_~v#1.base| Int)) (or (forall ((v_ArrVal_203 Int) (v_ArrVal_207 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int) (v_ArrVal_205 Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (let ((.cse0 (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| (store (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base|) |c_runThread1of1ForFork0_vatomicptr_write_~a#1.offset| |runThread1of1ForFork0_vatomicptr_write_~v#1.offset|)))) (or (not (= v_ArrVal_209 (store (select (store (store .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (select .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_205)) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))) (= (select (select (store (store (store .cse0 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) (select (select (let ((.cse1 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| (store .cse2 |c_runThread1of1ForFork0_vatomicptr_write_~a#1.offset| |runThread1of1ForFork0_vatomicptr_write_~v#1.base|)))) (store .cse1 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (select .cse1 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_203))) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse3))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| .cse3))) (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| Int) (|runThread1of1ForFork0_vatomicptr_write_~v#1.base| Int)) (or (forall ((v_ArrVal_203 Int) (v_ArrVal_206 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (let ((.cse4 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| (store .cse2 |c_runThread1of1ForFork0_vatomicptr_write_~a#1.offset| |runThread1of1ForFork0_vatomicptr_write_~v#1.base|)))) (let ((.cse5 (store .cse4 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (select .cse4 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_203)))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store (store .cse4 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) (select (select .cse5 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= v_ArrVal_208 (store (select (store .cse5 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse3))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| .cse3))))) is different from false [2024-10-17 13:18:14,841 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (.cse2 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|)) (.cse0 (+ 4 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (forall ((|v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| Int)) (or (< |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| .cse0) (forall ((|runThread1of1ForFork0_vatomicptr_write_~v#1.offset| Int) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| Int) (|runThread1of1ForFork0_vatomicptr_write_~v#1.base| Int)) (or (forall ((v_ArrVal_203 Int) (v_ArrVal_207 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int) (v_ArrVal_205 Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (or (not (= v_ArrVal_209 (store (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (store (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| |runThread1of1ForFork0_vatomicptr_write_~v#1.offset|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_205)) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))) (= (select (select (store (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) (select (select (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (store .cse1 |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| |runThread1of1ForFork0_vatomicptr_write_~v#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_203)) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| .cse2))))) (forall ((|v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| Int)) (or (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| Int) (|runThread1of1ForFork0_vatomicptr_write_~v#1.base| Int)) (or (forall ((v_ArrVal_203 Int) (v_ArrVal_206 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (let ((.cse3 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (store .cse1 |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| |runThread1of1ForFork0_vatomicptr_write_~v#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_203)))) (or (not (= v_ArrVal_208 (store (select (store .cse3 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))) (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) (select (select .cse3 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| .cse2))) (< |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| .cse0))))) is different from false [2024-10-17 13:18:14,941 INFO L349 Elim1Store]: treesize reduction 51, result has 52.8 percent of original size [2024-10-17 13:18:14,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 97 treesize of output 132 [2024-10-17 13:18:14,958 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 13:18:14,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 165 treesize of output 167 [2024-10-17 13:18:14,969 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 13:18:14,970 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 32 [2024-10-17 13:18:14,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 38 [2024-10-17 13:18:14,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 6 [2024-10-17 13:18:15,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-17 13:18:15,036 INFO L349 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2024-10-17 13:18:15,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 33 treesize of output 45 [2024-10-17 13:18:15,061 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 13:18:15,061 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 35 [2024-10-17 13:18:15,103 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-17 13:18:15,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 65 treesize of output 69 [2024-10-17 13:18:15,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 4 [2024-10-17 13:18:15,175 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| (store (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base|) |c_runThread1of1ForFork0_vatomicptr_write_~a#1.offset| |c_runThread1of1ForFork0_vatomicptr_write_~v#1.base|)))) (let ((.cse3 (select .cse2 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (.cse4 (+ 4 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|)) (.cse0 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (forall ((|v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| Int)) (or (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| Int) (v_subst_1 Int)) (or (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| .cse0) (forall ((v_ArrVal_203 Int) (v_ArrVal_206 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse0) (forall ((v_ArrVal_208 (Array Int Int))) (let ((.cse1 (store .cse2 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (store .cse3 |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| v_subst_1) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_203)))) (or (not (= v_ArrVal_208 (store (select (store .cse1 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))) (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store (store .cse2 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) (select (select .cse1 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))))))))) (< |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| .cse4))) (not (= |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (= |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) (= |c_runThread1of1ForFork0_vatomicptr_write_~a#1.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| Int)) (or (forall ((|v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| Int)) (or (forall ((v_ArrVal_203 Int) (v_subst_2 Int)) (not (= (select (select (store .cse2 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| (store (store .cse3 |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| v_subst_2) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| v_ArrVal_203)) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|))) (< |v_runThread1of1ForFork0_vatomicptr_write_~a#1.offset_56| .cse4))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_18| .cse0))) (= |c_runThread1of1ForFork0_vatomicptr_write_~v#1.offset| 0)))) is different from false [2024-10-17 13:19:02,650 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-17 13:19:02,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1401316240] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 13:19:02,651 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-17 13:19:02,651 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 17, 21] total 64 [2024-10-17 13:19:02,651 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456258665] [2024-10-17 13:19:02,651 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-17 13:19:02,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-17 13:19:02,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-17 13:19:02,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-17 13:19:02,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=2579, Unknown=23, NotChecked=1356, Total=4160 [2024-10-17 13:19:02,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:19:02,656 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 13:19:02,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 2.753846153846154) internal successors, (179), 64 states have internal predecessors, (179), 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) [2024-10-17 13:19:02,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:19:02,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:19:02,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:19:02,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:19:07,388 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 ((as const (Array Int Int)) 0)) (.cse47 (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (.cse48 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|))) (let ((.cse49 (@diff .cse47 .cse48)) (.cse3 (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|)) (.cse26 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|)) (.cse64 (@diff .cse47 .cse2))) (let ((.cse63 (store .cse47 .cse64 0)) (.cse45 (@diff .cse3 .cse26)) (.cse50 (store .cse47 .cse49 (select .cse48 .cse49))) (.cse46 (* |c_runThread1of1ForFork0_~tid~0#1| 12))) (let ((.cse7 (+ 7 .cse46 |c_~#nodes~0.offset|)) (.cse51 (@diff .cse50 .cse48)) (.cse52 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|)) (.cse27 (store .cse3 .cse45 (select .cse26 .cse45))) (.cse0 (+ 3 .cse46 |c_~#nodes~0.offset|)) (.cse62 (@diff .cse63 .cse2))) (let ((.cse22 (= .cse2 (store .cse63 .cse62 0))) (.cse23 (or (= .cse2 .cse47) (< .cse0 .cse64))) (.cse24 (or (< .cse0 .cse62) (= .cse2 .cse63))) (.cse28 (@diff .cse27 .cse26)) (.cse18 (select .cse52 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|)) (.cse6 (let ((.cse58 (select |c_#memory_$Pointer$.offset| |c_~#nodes~0.base|))) (let ((.cse59 (@diff .cse58 .cse2))) (let ((.cse57 (store .cse58 .cse59 0))) (let ((.cse56 (@diff .cse57 .cse2))) (let ((.cse61 (store .cse57 .cse56 0))) (let ((.cse60 (@diff .cse61 .cse2))) (let ((.cse53 (store .cse61 .cse60 0))) (let ((.cse54 (@diff .cse53 .cse2)) (.cse55 (select |c_#memory_$Pointer$.base| |c_~#nodes~0.base|))) (and (= .cse2 (store .cse53 .cse54 0)) (or (< .cse0 .cse54) (= .cse2 .cse53) (not (= (select .cse55 .cse54) 0))) (or (< .cse0 .cse56) (not (= (select .cse55 .cse56) 0)) (= .cse57 .cse2)) (or (= .cse2 .cse58) (not (= (select .cse55 .cse59) 0)) (< .cse0 .cse59)) (or (not (= (select .cse55 .cse60) 0)) (= .cse2 .cse61) (< .cse0 .cse60)))))))))))) (.cse20 (select .cse52 |c_~#lock~0.offset|)) (.cse21 (= |c_~#lock~0.offset| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|)) (.cse41 (select |c_#memory_$Pointer$.base| 4)) (.cse19 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|)) (.cse25 (= |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.base| 0)) (.cse42 (or (= .cse50 .cse48) (< .cse7 .cse51))) (.cse43 (= (store .cse50 .cse51 (select .cse48 .cse51)) .cse48)) (.cse44 (or (= .cse47 .cse48) (< .cse7 .cse49))) (.cse29 (= |c_~#nodes~0.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (.cse30 (<= (+ .cse46 |c_~#nodes~0.offset|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (and (or (let ((.cse1 (@diff .cse3 .cse2))) (let ((.cse4 (store .cse3 .cse1 0))) (let ((.cse5 (@diff .cse4 .cse2))) (and (or (< .cse0 .cse1) (= .cse2 .cse3)) (not (= |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| 0)) (or (= .cse2 .cse4) (< .cse0 .cse5)) (= (store .cse4 .cse5 0) .cse2))))) (not (= |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base|))) (or .cse6 (let ((.cse16 (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomicptr_await_neq_~a#1.base|)) (.cse9 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_await_neq_~a#1.base|))) (let ((.cse15 (@diff .cse16 .cse9))) (let ((.cse10 (store .cse16 .cse15 (select .cse9 .cse15)))) (let ((.cse8 (@diff .cse10 .cse9))) (let ((.cse13 (store .cse10 .cse8 (select .cse9 .cse8)))) (let ((.cse14 (@diff .cse13 .cse9))) (let ((.cse11 (store .cse13 .cse14 (select .cse9 .cse14)))) (let ((.cse12 (@diff .cse11 .cse9))) (and (or (< .cse7 .cse8) (= .cse9 .cse10)) (= .cse9 (store .cse11 .cse12 (select .cse9 .cse12))) (= |c_~#nodes~0.base| |c_runThread1of1ForFork0_vatomicptr_await_neq_~a#1.base|) (or (= .cse9 .cse13) (< .cse7 .cse14)) (or (= .cse9 .cse11) (< .cse7 .cse12)) (or (< .cse7 .cse15) (= .cse9 .cse16)))))))))))) (not (= |c_~#nodes~0.base| |c_~#lock~0.base|)) (= 5 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) (not (= 5 |c_~#lock~0.base|)) (= (select (select |c_#memory_$Pointer$.offset| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (forall ((v_ArrVal_206 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (let ((.cse17 (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_206))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store .cse17 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) .cse18 v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= v_ArrVal_208 (store (select .cse17 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|))))))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse19))) (= |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) (or (and (not (= |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| .cse20)) .cse21) (and .cse22 .cse23 .cse24)) (= |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset| .cse19) (not (= |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (<= 0 |c_runThread1of1ForFork0_~tid~0#1|) (or (and (not .cse25) .cse22 .cse23 .cse24) (not (= |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|))) (= |c_~#nodes~0.base| 5) (= .cse26 (store .cse27 .cse28 (select .cse26 .cse28))) .cse29 (not (= |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| 0)) (or (< .cse7 .cse28) (= .cse26 .cse27)) (= |c_~#lock~0.base| 4) .cse30 (= |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| 4) (forall ((v_ArrVal_207 (Array Int Int)) (|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse19) (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (let ((.cse31 (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base| v_ArrVal_207))) (or (not (= v_ArrVal_209 (store (select .cse31 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)))) (= (select (select (store (store .cse31 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) .cse18 v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)))))) (or .cse6 (let ((.cse38 (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomicptr_read_~a#1.base|)) (.cse32 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_read_~a#1.base|))) (let ((.cse37 (@diff .cse38 .cse32))) (let ((.cse39 (store .cse38 .cse37 (select .cse32 .cse37)))) (let ((.cse40 (@diff .cse39 .cse32))) (let ((.cse33 (store .cse39 .cse40 (select .cse32 .cse40)))) (let ((.cse34 (@diff .cse33 .cse32))) (let ((.cse36 (store .cse33 .cse34 (select .cse32 .cse34)))) (let ((.cse35 (@diff .cse36 .cse32))) (and (or (= .cse32 .cse33) (< .cse7 .cse34)) (or (< .cse7 .cse35) (= .cse36 .cse32)) (= .cse32 (store .cse36 .cse35 (select .cse32 .cse35))) (or (< .cse7 .cse37) (= .cse38 .cse32)) (or (= .cse32 .cse39) (< .cse7 .cse40)) (= |c_~#nodes~0.base| |c_runThread1of1ForFork0_vatomicptr_read_~a#1.base|))))))))))) (= (select .cse41 |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) 0) (not (= |c_ULTIMATE.start_main_~#t~0#1.base| 4)) (or (and (= (select (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_~#lock~0.offset|) 0) (= .cse20 0) .cse21) (and .cse42 .cse43 .cse44 .cse30)) (= (select .cse41 |c_~#lock~0.offset|) 0) (<= .cse19 |c_runThread1of1ForFork0_vatomic32_write_~a#1.offset|) (= (select (select |c_#memory_$Pointer$.base| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (or (and .cse25 (= |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.offset| 0)) (and .cse42 .cse43 .cse44 .cse29 .cse30)) (or (< .cse7 .cse45) (= .cse3 .cse26)) (= 5 |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|))))))) is different from false [2024-10-17 13:19:46,518 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse2 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|)) (.cse0 (= |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.base| 0)) (.cse9 (* |c_runThread1of1ForFork0_~tid~0#1| 12)) (.cse6 (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (.cse1 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|))) (and (not (= |c_~#nodes~0.base| |c_~#lock~0.base|)) (= 5 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) (not (= 5 |c_~#lock~0.base|)) (= (select (select |c_#memory_$Pointer$.offset| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) .cse0 (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_208 (Array Int Int))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= 0 (select (select (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.base| v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))) (not (= (store .cse1 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_208)))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))) (<= 0 |c_runThread1of1ForFork0_~tid~0#1|) (or (let ((.cse3 ((as const (Array Int Int)) 0))) (let ((.cse8 (@diff .cse6 .cse3))) (let ((.cse4 (store .cse6 .cse8 0))) (let ((.cse7 (+ 3 .cse9 |c_~#nodes~0.offset|)) (.cse5 (@diff .cse4 .cse3))) (and (not .cse0) (= .cse3 (store .cse4 .cse5 0)) (or (= .cse3 .cse6) (< .cse7 .cse8)) (or (< .cse7 .cse5) (= .cse3 .cse4))))))) (not (= |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|))) (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (or (not (= (store .cse6 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_209)) (= (select (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.base| v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse2))) (= (select (select |c_#memory_$Pointer$.base| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (or (and .cse0 (= |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.offset| 0)) (let ((.cse13 (@diff .cse6 .cse1))) (let ((.cse10 (store .cse6 .cse13 (select .cse1 .cse13)))) (let ((.cse12 (@diff .cse10 .cse1)) (.cse11 (+ 7 .cse9 |c_~#nodes~0.offset|))) (and (or (= .cse10 .cse1) (< .cse11 .cse12)) (= (store .cse10 .cse12 (select .cse1 .cse12)) .cse1) (or (= .cse6 .cse1) (< .cse11 .cse13)) (= |c_~#nodes~0.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) (<= (+ .cse9 |c_~#nodes~0.offset|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|)))))))) is different from false [2024-10-17 13:19:48,560 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse1 (+ 8 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|)) (.cse2 (select |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|)) (.cse8 (= |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| 0)) (.cse7 (* |c_runThread1of1ForFork0_~tid~0#1| 12)) (.cse0 (select |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|))) (and (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (forall ((v_ArrVal_209 (Array Int Int)) (v_ArrVal_210 (Array Int Int))) (or (not (= (store .cse0 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_209 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_209)) (= (select (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_209) |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| v_ArrVal_210) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0))) (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse1))) (not (= |c_~#nodes~0.base| |c_~#lock~0.base|)) (= 5 |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) (not (= 5 |c_~#lock~0.base|)) (= (select (select |c_#memory_$Pointer$.offset| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (forall ((|v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| Int)) (or (< |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| .cse1) (forall ((v_ArrVal_208 (Array Int Int))) (or (forall ((v_ArrVal_211 (Array Int Int))) (= (select (select (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_208) |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base| v_ArrVal_211) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0)) (not (= (store .cse2 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16| (select v_ArrVal_208 |v_runThread1of1ForFork0_vatomic32_write_~a#1.offset_16|)) v_ArrVal_208)))))) (or (let ((.cse6 (@diff .cse0 .cse2))) (let ((.cse3 (store .cse0 .cse6 (select .cse2 .cse6)))) (let ((.cse5 (@diff .cse3 .cse2)) (.cse4 (+ 7 .cse7 |c_~#nodes~0.offset|))) (and (or (= .cse3 .cse2) (< .cse4 .cse5)) (= (store .cse3 .cse5 (select .cse2 .cse5)) .cse2) (or (= .cse0 .cse2) (< .cse4 .cse6)) (= |c_~#nodes~0.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base|) (<= (+ .cse7 |c_~#nodes~0.offset|) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|))))) (and (= |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.offset| 0) .cse8)) (<= 0 |c_runThread1of1ForFork0_~tid~0#1|) .cse8 (= (select (select |c_#memory_$Pointer$.base| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (or (let ((.cse9 ((as const (Array Int Int)) 0))) (let ((.cse13 (@diff .cse0 .cse9))) (let ((.cse10 (store .cse0 .cse13 0))) (let ((.cse12 (+ 3 .cse7 |c_~#nodes~0.offset|)) (.cse11 (@diff .cse10 .cse9))) (and (= .cse9 (store .cse10 .cse11 0)) (or (= .cse9 .cse0) (< .cse12 .cse13)) (or (< .cse12 .cse11) (= .cse9 .cse10)) (not .cse8)))))) (not (= |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base|))))) is different from false [2024-10-17 13:19:54,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:19:58,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:06,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:12,053 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:17,491 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:28,677 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:30,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:32,561 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:34,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:36,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:38,409 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:40,448 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:42,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:44,094 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:45,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:47,638 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:51,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:54,540 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:20:57,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:21:01,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-17 13:21:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:08,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:08,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-17 13:21:08,129 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-17 13:21:08,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-17 13:21:08,315 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:21:08,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:21:08,315 INFO L85 PathProgramCache]: Analyzing trace with hash 1496181733, now seen corresponding path program 1 times [2024-10-17 13:21:08,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-17 13:21:08,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [359805081] [2024-10-17 13:21:08,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:21:08,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-17 13:21:08,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 13:21:08,381 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 13:21:08,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 13:21:08,458 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-17 13:21:08,458 INFO L332 BasicCegarLoop]: Counterexample is feasible [2024-10-17 13:21:08,459 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location runErr0ASSERT_VIOLATIONUNKNOWN (1 of 2 remaining) [2024-10-17 13:21:08,460 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONUNKNOWN (0 of 2 remaining) [2024-10-17 13:21:08,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-17 13:21:08,466 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-10-17 13:21:08,468 INFO L312 ceAbstractionStarter]: Result for error location runThread1of1ForFork0 was UNSAFE,UNKNOWN (1/2) [2024-10-17 13:21:08,545 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-17 13:21:08,545 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-17 13:21:08,548 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 01:21:08 BasicIcfg [2024-10-17 13:21:08,548 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-17 13:21:08,549 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-17 13:21:08,549 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-17 13:21:08,549 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-17 13:21:08,550 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 01:17:39" (3/4) ... [2024-10-17 13:21:08,551 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-17 13:21:08,552 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-17 13:21:08,553 INFO L158 Benchmark]: Toolchain (without parser) took 212328.11ms. Allocated memory was 211.8MB in the beginning and 1.0GB in the end (delta: 803.2MB). Free memory was 130.5MB in the beginning and 441.4MB in the end (delta: -311.0MB). Peak memory consumption was 495.4MB. Max. memory is 16.1GB. [2024-10-17 13:21:08,553 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-17 13:21:08,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1920.86ms. Allocated memory is still 211.8MB. Free memory was 130.5MB in the beginning and 99.4MB in the end (delta: 31.0MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. [2024-10-17 13:21:08,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.76ms. Allocated memory is still 211.8MB. Free memory was 99.4MB in the beginning and 90.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-17 13:21:08,554 INFO L158 Benchmark]: Boogie Preprocessor took 78.18ms. Allocated memory is still 211.8MB. Free memory was 90.1MB in the beginning and 83.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-17 13:21:08,556 INFO L158 Benchmark]: RCFGBuilder took 1428.13ms. Allocated memory was 211.8MB in the beginning and 335.5MB in the end (delta: 123.7MB). Free memory was 83.8MB in the beginning and 179.7MB in the end (delta: -95.9MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2024-10-17 13:21:08,556 INFO L158 Benchmark]: TraceAbstraction took 208765.60ms. Allocated memory was 335.5MB in the beginning and 1.0GB in the end (delta: 679.5MB). Free memory was 178.6MB in the beginning and 441.4MB in the end (delta: -262.8MB). Peak memory consumption was 416.6MB. Max. memory is 16.1GB. [2024-10-17 13:21:08,556 INFO L158 Benchmark]: Witness Printer took 3.42ms. Allocated memory is still 1.0GB. Free memory is still 441.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-17 13:21:08,557 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 121.6MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1920.86ms. Allocated memory is still 211.8MB. Free memory was 130.5MB in the beginning and 99.4MB in the end (delta: 31.0MB). Peak memory consumption was 88.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.76ms. Allocated memory is still 211.8MB. Free memory was 99.4MB in the beginning and 90.1MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.18ms. Allocated memory is still 211.8MB. Free memory was 90.1MB in the beginning and 83.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1428.13ms. Allocated memory was 211.8MB in the beginning and 335.5MB in the end (delta: 123.7MB). Free memory was 83.8MB in the beginning and 179.7MB in the end (delta: -95.9MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. * TraceAbstraction took 208765.60ms. Allocated memory was 335.5MB in the beginning and 1.0GB in the end (delta: 679.5MB). Free memory was 178.6MB in the beginning and 441.4MB in the end (delta: -262.8MB). Peak memory consumption was 416.6MB. Max. memory is 16.1GB. * Witness Printer took 3.42ms. Allocated memory is still 1.0GB. Free memory is still 441.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3755]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] - GenericResultAtLocation [Line: 3757]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] - GenericResultAtLocation [Line: 3762]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] - GenericResultAtLocation [Line: 3764]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] - GenericResultAtLocation [Line: 3770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] - GenericResultAtLocation [Line: 3772]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] - GenericResultAtLocation [Line: 3778]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] - GenericResultAtLocation [Line: 3780]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] - GenericResultAtLocation [Line: 3786]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] - GenericResultAtLocation [Line: 3788]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] - GenericResultAtLocation [Line: 3794]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] - GenericResultAtLocation [Line: 3796]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] - GenericResultAtLocation [Line: 3802]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] - GenericResultAtLocation [Line: 3804]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] - GenericResultAtLocation [Line: 3810]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] - GenericResultAtLocation [Line: 3812]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] - GenericResultAtLocation [Line: 3817]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] - GenericResultAtLocation [Line: 3819]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] - GenericResultAtLocation [Line: 3824]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] - GenericResultAtLocation [Line: 3826]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] - GenericResultAtLocation [Line: 3831]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] - GenericResultAtLocation [Line: 3833]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] - GenericResultAtLocation [Line: 3838]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] - GenericResultAtLocation [Line: 3840]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] - GenericResultAtLocation [Line: 3845]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] - GenericResultAtLocation [Line: 3847]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] - GenericResultAtLocation [Line: 3852]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] - GenericResultAtLocation [Line: 3855]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] - GenericResultAtLocation [Line: 3861]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] - GenericResultAtLocation [Line: 3864]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] - GenericResultAtLocation [Line: 3870]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] - GenericResultAtLocation [Line: 3873]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] - GenericResultAtLocation [Line: 3879]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] - GenericResultAtLocation [Line: 3882]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] - GenericResultAtLocation [Line: 3888]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] - GenericResultAtLocation [Line: 3891]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] - GenericResultAtLocation [Line: 3897]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] - GenericResultAtLocation [Line: 3900]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] - GenericResultAtLocation [Line: 3907]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] - GenericResultAtLocation [Line: 3910]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] - GenericResultAtLocation [Line: 3917]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] - GenericResultAtLocation [Line: 3920]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] - GenericResultAtLocation [Line: 3927]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] - GenericResultAtLocation [Line: 3930]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] - GenericResultAtLocation [Line: 3937]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] - GenericResultAtLocation [Line: 3940]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] - GenericResultAtLocation [Line: 3947]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] - GenericResultAtLocation [Line: 3950]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] - GenericResultAtLocation [Line: 3957]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] - GenericResultAtLocation [Line: 3960]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] - GenericResultAtLocation [Line: 3966]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] - GenericResultAtLocation [Line: 3969]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] - GenericResultAtLocation [Line: 3975]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] - GenericResultAtLocation [Line: 3978]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] - GenericResultAtLocation [Line: 3984]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] - GenericResultAtLocation [Line: 3987]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] - GenericResultAtLocation [Line: 3993]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] - GenericResultAtLocation [Line: 3996]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] - GenericResultAtLocation [Line: 4002]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] - GenericResultAtLocation [Line: 4005]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] - GenericResultAtLocation [Line: 4011]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] - GenericResultAtLocation [Line: 4014]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] - GenericResultAtLocation [Line: 4020]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] - GenericResultAtLocation [Line: 4023]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] - GenericResultAtLocation [Line: 4029]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] - GenericResultAtLocation [Line: 4032]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] - GenericResultAtLocation [Line: 4038]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] - GenericResultAtLocation [Line: 4041]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] - GenericResultAtLocation [Line: 4047]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] - GenericResultAtLocation [Line: 4050]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] - GenericResultAtLocation [Line: 4056]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] - GenericResultAtLocation [Line: 4059]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] - GenericResultAtLocation [Line: 4065]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] - GenericResultAtLocation [Line: 4068]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] - GenericResultAtLocation [Line: 4074]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] - GenericResultAtLocation [Line: 4077]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] - GenericResultAtLocation [Line: 4083]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] - GenericResultAtLocation [Line: 4086]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] - GenericResultAtLocation [Line: 4092]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] - GenericResultAtLocation [Line: 4095]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] - GenericResultAtLocation [Line: 4101]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] - GenericResultAtLocation [Line: 4103]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] - GenericResultAtLocation [Line: 4109]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] - GenericResultAtLocation [Line: 4111]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] - GenericResultAtLocation [Line: 4117]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] - GenericResultAtLocation [Line: 4119]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] - GenericResultAtLocation [Line: 4125]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] - GenericResultAtLocation [Line: 4127]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] - GenericResultAtLocation [Line: 4133]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] - GenericResultAtLocation [Line: 4135]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] - GenericResultAtLocation [Line: 4141]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] - GenericResultAtLocation [Line: 4143]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] - GenericResultAtLocation [Line: 4149]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] - GenericResultAtLocation [Line: 4151]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] - GenericResultAtLocation [Line: 4157]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] - GenericResultAtLocation [Line: 4159]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] - GenericResultAtLocation [Line: 4165]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] - GenericResultAtLocation [Line: 4167]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] - GenericResultAtLocation [Line: 4173]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] - GenericResultAtLocation [Line: 4175]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 866, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 195, dependent conditional: 191, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 607, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 607, independent: 601, independent conditional: 0, independent unconditional: 601, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 350, independent: 125, independent conditional: 0, independent unconditional: 125, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 679, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 607, unknown conditional: 0, unknown unconditional: 607] , Statistics on independence cache: Total cache size (in pairs): 607, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 607, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 607, independent: 601, independent conditional: 0, independent unconditional: 601, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 350, independent: 125, independent conditional: 0, independent unconditional: 125, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 679, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 607, unknown conditional: 0, unknown unconditional: 607] , Statistics on independence cache: Total cache size (in pairs): 607, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51 ], Independence queries for same thread: 191, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 79, Number of trivial persistent sets: 76, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 624, independent: 620, independent conditional: 0, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 866, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 195, dependent conditional: 191, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 607, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 607, independent: 601, independent conditional: 0, independent unconditional: 601, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 350, independent: 125, independent conditional: 0, independent unconditional: 125, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 679, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 607, unknown conditional: 0, unknown unconditional: 607] , Statistics on independence cache: Total cache size (in pairs): 607, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 607, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 607, independent: 601, independent conditional: 0, independent unconditional: 601, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 350, independent: 125, independent conditional: 0, independent unconditional: 125, dependent: 225, dependent conditional: 0, dependent unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 679, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 607, unknown conditional: 0, unknown unconditional: 607] , Statistics on independence cache: Total cache size (in pairs): 607, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51 ], Independence queries for same thread: 191 - UnprovableResult [Line: 3958]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of __atomic_compare_exchange_n at line 3958. Possible FailurePath: [L5379] 0 vatomic32_t rand = { ._v = 0 }; [L6034] 0 static vuint32_t g_cs_x = 0; [L6035] 0 static vuint32_t g_cs_y = 0; [L6084] 0 cnalock_t lock = { .tail = { ._v = 0 } }; [L6085] 0 struct cna_node_s nodes[5]; [L6069] 0 pthread_t t[5]; [L6070] FCALL 0 init() [L6071] FCALL 0 verification_loop_bound(5 + 1) [L6072] 0 vuintptr_t i = 0; VAL [g_cs_x=0, g_cs_y=0, i=0, lock={4:0}, nodes={5:0}, rand={3:0}, t={6:0}] [L6072] COND TRUE 0 i < 5 [L6073] FCALL, FORK 0 pthread_create(&t[i], 0, run, (void *)i) VAL [g_cs_x=0, g_cs_y=0, i=0, lock={4:0}, nodes={5:0}, rand={3:0}, t={6:0}] [L6051] 1 vuint32_t tid = (vuintptr_t)arg; [L6052] CALL 1 verification_loop_bound((0 + 2)) [L6072] 0 i++ VAL [g_cs_x=0, g_cs_y=0, i=1, lock={4:0}, nodes={5:0}, rand={3:0}, t={6:0}] [L6072] COND TRUE 0 i < 5 [L6073] FCALL, FORK 0 pthread_create(&t[i], 0, run, (void *)i) VAL [g_cs_x=0, g_cs_y=0, i=1, lock={4:0}, nodes={5:0}, rand={3:0}, t={6:0}] [L6052] RET 1 verification_loop_bound((0 + 2)) [L6053] 1 int i = 0; VAL [\old(arg)={0:0}, arg={0:0}, g_cs_x=0, g_cs_y=0, i=0, lock={4:0}, nodes={5:0}, rand={3:0}, tid=0] [L6053] COND TRUE 1 i == 0 || ((i) == 1 && ((tid) + 1 < (0) + 1)) [L6054] FCALL 1 verification_loop_bound((0 + 2)) [L6055] 1 int j = 0; VAL [\old(arg)={0:0}, arg={0:0}, g_cs_x=0, g_cs_y=0, i=0, j=0, lock={4:0}, nodes={5:0}, rand={3:0}, tid=0] [L6055] COND TRUE 1 j == 0 || ((j) == 1 && ((tid) + 1 < (0) + 1)) [L6056] CALL 1 acquire(tid) [L6094] CALL 1 cnalock_acquire(&lock, &nodes[tid], (tid < 5 / 2)) [L5388] CALL 1 vatomicptr_write_rlx(&me->spin, ((void *)0)) [L3665] CALL 1 vatomicptr_write(a, v) [L3665] RET 1 vatomicptr_write(a, v) [L5388] RET 1 vatomicptr_write_rlx(&me->spin, ((void *)0)) [L5389] CALL 1 vatomicptr_write_rlx(&me->next, 0) [L3665] CALL 1 vatomicptr_write(a, v) [L3665] RET 1 vatomicptr_write(a, v) [L5389] RET 1 vatomicptr_write_rlx(&me->next, 0) [L5390] CALL 1 vatomic32_write_rlx(&me->node, (4294967295U)) [L1895] CALL 1 vatomic32_write(a, v) [L1895] RET 1 vatomic32_write(a, v) [L5390] RET 1 vatomic32_write_rlx(&me->node, (4294967295U)) [L5391] CALL, EXPR 1 vatomicptr_xchg(&lock->tail, me) [L3899] EXPR 1 a->_v [L3898-L3899] 1 void *tmp = (void *)__atomic_exchange_n(&a->_v, (void *)v, 5); [L3901] 1 return tmp; [L5391] RET, EXPR 1 vatomicptr_xchg(&lock->tail, me) [L5391] 1 cna_node_t *tail = vatomicptr_xchg(&lock->tail, me); [L5392] COND TRUE 1 !tail [L5393] CALL 1 vatomicptr_write_rlx(&me->spin, (void *)1) [L3665] CALL 1 vatomicptr_write(a, v) [L3665] RET 1 vatomicptr_write(a, v) [L5393] RET 1 vatomicptr_write_rlx(&me->spin, (void *)1) [L6094] RET 1 cnalock_acquire(&lock, &nodes[tid], (tid < 5 / 2)) [L6056] RET 1 acquire(tid) [L6057] CALL 1 cs() [L6039] 1 g_cs_x++ [L6040] 1 g_cs_y++ [L6057] RET 1 cs() [L6055] 1 j++ VAL [\old(arg)={0:0}, arg={0:0}, g_cs_x=1, g_cs_y=1, i=0, j=1, lock={4:0}, nodes={5:0}, rand={3:0}, tid=0] [L6055] COND FALSE 1 !(j == 0 || ((j) == 1 && ((tid) + 1 < (0) + 1))) [L6059] FCALL 1 verification_loop_bound((0 + 2)) [L6060] 1 int j = 0; VAL [\old(arg)={0:0}, arg={0:0}, g_cs_x=1, g_cs_y=1, i=0, j=0, lock={4:0}, nodes={5:0}, rand={3:0}, tid=0] [L6060] COND TRUE 1 j == 0 || ((j) == 1 && ((tid) + 1 < (0) + 1)) [L6061] CALL 1 release(tid) [L6099] CALL 1 cnalock_release(&lock, &nodes[tid], (tid < 5 / 2)) [L5436] CALL, EXPR 1 vatomicptr_read_acq(&me->next) [L3660] CALL, EXPR 1 vatomicptr_read(a) [L3803] EXPR 1 a->_v VAL [\old(a)={5:4}, a={5:4}, g_cs_x=1, g_cs_y=1, lock={4:0}, nodes={5:0}, rand={3:0}] [L3803] 1 void *tmp = (void *)__atomic_load_n(&a->_v, 5); [L3805] 1 return tmp; [L3660] RET, EXPR 1 vatomicptr_read(a) [L3660] 1 return vatomicptr_read(a); [L5436] RET, EXPR 1 vatomicptr_read_acq(&me->next) [L5436] 1 cna_node_t *next = vatomicptr_read_acq(&me->next); [L5437] CALL, EXPR 1 vatomicptr_read_rlx(&me->spin) [L3655] CALL, EXPR 1 vatomicptr_read(a) [L3803] EXPR 1 a->_v VAL [\old(a)={5:0}, a={5:0}, g_cs_x=1, g_cs_y=1, lock={4:0}, nodes={5:0}, rand={3:0}] [L3803] 1 void *tmp = (void *)__atomic_load_n(&a->_v, 5); [L3805] 1 return tmp; [L3655] RET, EXPR 1 vatomicptr_read(a) [L3655] 1 return vatomicptr_read(a); [L5437] RET, EXPR 1 vatomicptr_read_rlx(&me->spin) [L5437] 1 cna_node_t *spin = vatomicptr_read_rlx(&me->spin); [L5438] COND TRUE 1 !next VAL [\old(lock)={4:0}, \old(me)={5:0}, \old(numa_node)=1, g_cs_x=1, g_cs_y=1, lock={4:0}, lock={4:0}, me={5:0}, next={0:0}, nodes={5:0}, numa_node=1, rand={3:0}, spin={0:1}] [L5439] COND TRUE 1 spin == (void *)1 [L5440] CALL 1 vatomicptr_cmpxchg_rel(&lock->tail, me, ((void *)0)) [L3700] CALL 1 vatomicptr_cmpxchg(a, e, v) [L3956] 1 void *exp = (void *)e; VAL [\old(a)={4:0}, \old(e)={5:0}, \old(v)={0:0}, a={4:0}, e={5:0}, exp={5:0}, g_cs_x=1, g_cs_y=1, lock={4:0}, nodes={5:0}, rand={3:0}, v={0:0}] [L3958-L3959] 1 __atomic_compare_exchange_n(&a->_v, &exp, (void *)v, 0, 5, 5) VAL [\old(a)={4:0}, \old(e)={5:0}, \old(v)={0:0}, a={4:0}, e={5:0}, exp={5:0}, g_cs_x=1, g_cs_y=1, lock={4:0}, nodes={5:0}, rand={3:0}, v={0:0}] - UnprovableResult [Line: 3958]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: runThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 300 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 208.4s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 126.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 32, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 81.2s InterpolantComputationTime, 318 NumberOfCodeBlocks, 318 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 326 ConstructedInterpolants, 38 QuantifiedInterpolants, 71009 SizeOfPredicates, 91 NumberOfNonLiveVariables, 669 ConjunctsInSsa, 196 ConjunctsInUnsatCore, 6 InterpolantComputations, 3 PerfectInterpolantSequences, 11/16 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-17 13:21:08,606 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-10-17 13:21:08,861 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/libvsync/cnalock.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 34e9f64e541272dd9ea9a959271dc176e797335c8277127c4c0a13bf1a3bf002 --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking COUNTEREXAMPLE --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-17 13:21:10,817 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-17 13:21:10,882 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-10-17 13:21:10,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-17 13:21:10,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-17 13:21:10,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-17 13:21:10,915 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-17 13:21:10,916 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-17 13:21:10,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-17 13:21:10,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-17 13:21:10,918 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-17 13:21:10,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-17 13:21:10,919 INFO L153 SettingsManager]: * Use SBE=true [2024-10-17 13:21:10,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-17 13:21:10,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-17 13:21:10,919 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-17 13:21:10,920 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-17 13:21:10,920 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-17 13:21:10,920 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-17 13:21:10,922 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-17 13:21:10,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-17 13:21:10,923 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-17 13:21:10,923 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-17 13:21:10,926 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-17 13:21:10,926 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-17 13:21:10,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-17 13:21:10,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-17 13:21:10,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-17 13:21:10,927 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-17 13:21:10,927 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-17 13:21:10,927 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-17 13:21:10,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 13:21:10,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-17 13:21:10,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-17 13:21:10,928 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-17 13:21:10,928 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-17 13:21:10,928 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-17 13:21:10,928 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-17 13:21:10,928 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-17 13:21:10,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-17 13:21:10,928 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-17 13:21:10,929 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-17 13:21:10,929 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-17 13:21:10,930 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e9f64e541272dd9ea9a959271dc176e797335c8277127c4c0a13bf1a3bf002 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> COUNTEREXAMPLE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET [2024-10-17 13:21:11,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-17 13:21:11,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-17 13:21:11,225 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-17 13:21:11,226 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-17 13:21:11,226 INFO L274 PluginConnector]: CDTParser initialized [2024-10-17 13:21:11,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/libvsync/cnalock.i [2024-10-17 13:21:12,432 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-17 13:21:12,789 INFO L384 CDTParser]: Found 1 translation units. [2024-10-17 13:21:12,789 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i [2024-10-17 13:21:12,827 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/17304e745/072ea4a340a348529697f6767992f3d5/FLAG8dc0afb80 [2024-10-17 13:21:12,840 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/17304e745/072ea4a340a348529697f6767992f3d5 [2024-10-17 13:21:12,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-17 13:21:12,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-17 13:21:12,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-17 13:21:12,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-17 13:21:12,849 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-17 13:21:12,849 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 01:21:12" (1/1) ... [2024-10-17 13:21:12,850 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431fd5fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:12, skipping insertion in model container [2024-10-17 13:21:12,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 01:21:12" (1/1) ... [2024-10-17 13:21:12,927 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-17 13:21:14,598 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i[196596,196609] [2024-10-17 13:21:14,600 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i[196663,196676] [2024-10-17 13:21:14,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 13:21:14,633 INFO L200 MainTranslator]: Completed pre-run [2024-10-17 13:21:14,723 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-10-17 13:21:14,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-10-17 13:21:14,725 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-10-17 13:21:14,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-10-17 13:21:14,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-10-17 13:21:14,726 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-10-17 13:21:14,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-10-17 13:21:14,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-10-17 13:21:14,727 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-10-17 13:21:14,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-10-17 13:21:14,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-10-17 13:21:14,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-10-17 13:21:14,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-10-17 13:21:14,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-10-17 13:21:14,729 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-10-17 13:21:14,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-10-17 13:21:14,731 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-10-17 13:21:14,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-10-17 13:21:14,732 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-10-17 13:21:14,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-10-17 13:21:14,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-10-17 13:21:14,733 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-10-17 13:21:14,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-10-17 13:21:14,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-10-17 13:21:14,734 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-10-17 13:21:14,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-10-17 13:21:14,735 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-10-17 13:21:14,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-10-17 13:21:14,736 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-10-17 13:21:14,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-10-17 13:21:14,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-10-17 13:21:14,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-10-17 13:21:14,737 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-10-17 13:21:14,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-10-17 13:21:14,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-10-17 13:21:14,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-10-17 13:21:14,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-10-17 13:21:14,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-10-17 13:21:14,739 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-10-17 13:21:14,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-10-17 13:21:14,740 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-10-17 13:21:14,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-10-17 13:21:14,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-10-17 13:21:14,741 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-10-17 13:21:14,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-10-17 13:21:14,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-10-17 13:21:14,742 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-10-17 13:21:14,743 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-10-17 13:21:14,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-10-17 13:21:14,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-10-17 13:21:14,744 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-10-17 13:21:14,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-10-17 13:21:14,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-10-17 13:21:14,745 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-10-17 13:21:14,746 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-10-17 13:21:14,746 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-10-17 13:21:14,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-10-17 13:21:14,747 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-10-17 13:21:14,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-10-17 13:21:14,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-10-17 13:21:14,750 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-10-17 13:21:14,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-10-17 13:21:14,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-10-17 13:21:14,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-10-17 13:21:14,751 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-10-17 13:21:14,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-10-17 13:21:14,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-10-17 13:21:14,752 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-10-17 13:21:14,753 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-10-17 13:21:14,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-10-17 13:21:14,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-10-17 13:21:14,754 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-10-17 13:21:14,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-10-17 13:21:14,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-10-17 13:21:14,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-10-17 13:21:14,755 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-10-17 13:21:14,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-10-17 13:21:14,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-10-17 13:21:14,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-10-17 13:21:14,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-10-17 13:21:14,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-10-17 13:21:14,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-10-17 13:21:14,757 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-10-17 13:21:14,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-10-17 13:21:14,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-10-17 13:21:14,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-10-17 13:21:14,758 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-10-17 13:21:14,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-10-17 13:21:14,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-10-17 13:21:14,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-10-17 13:21:14,759 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-10-17 13:21:14,760 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-10-17 13:21:14,760 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-10-17 13:21:14,760 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-10-17 13:21:14,761 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-10-17 13:21:14,761 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-10-17 13:21:14,762 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-10-17 13:21:14,762 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-10-17 13:21:14,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-10-17 13:21:14,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-10-17 13:21:14,825 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i[196596,196609] [2024-10-17 13:21:14,826 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i[196663,196676] [2024-10-17 13:21:14,829 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-17 13:21:15,100 INFO L204 MainTranslator]: Completed translation [2024-10-17 13:21:15,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15 WrapperNode [2024-10-17 13:21:15,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-17 13:21:15,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-17 13:21:15,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-17 13:21:15,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-17 13:21:15,106 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,258 INFO L138 Inliner]: procedures = 927, calls = 929, calls flagged for inlining = 840, calls inlined = 85, statements flattened = 733 [2024-10-17 13:21:15,262 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-17 13:21:15,263 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-17 13:21:15,263 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-17 13:21:15,263 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-17 13:21:15,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,295 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,295 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,317 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,322 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,325 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,328 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-17 13:21:15,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-17 13:21:15,334 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-17 13:21:15,334 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-17 13:21:15,334 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (1/1) ... [2024-10-17 13:21:15,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-17 13:21:15,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 13:21:15,363 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-10-17 13:21:15,368 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-10-17 13:21:15,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-17 13:21:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-17 13:21:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-17 13:21:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-17 13:21:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-10-17 13:21:15,418 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-10-17 13:21:15,418 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-17 13:21:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-17 13:21:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-17 13:21:15,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-17 13:21:15,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-10-17 13:21:15,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-10-17 13:21:15,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-10-17 13:21:15,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-10-17 13:21:15,423 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-17 13:21:15,614 INFO L238 CfgBuilder]: Building ICFG [2024-10-17 13:21:15,616 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-17 13:21:16,507 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-17 13:21:16,507 INFO L287 CfgBuilder]: Performing block encoding [2024-10-17 13:21:16,920 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-17 13:21:16,921 INFO L314 CfgBuilder]: Removed 72 assume(true) statements. [2024-10-17 13:21:16,921 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 01:21:16 BoogieIcfgContainer [2024-10-17 13:21:16,921 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-17 13:21:16,923 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-17 13:21:16,923 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-17 13:21:16,925 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-17 13:21:16,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 01:21:12" (1/3) ... [2024-10-17 13:21:16,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79304565 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 01:21:16, skipping insertion in model container [2024-10-17 13:21:16,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 01:21:15" (2/3) ... [2024-10-17 13:21:16,926 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79304565 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 01:21:16, skipping insertion in model container [2024-10-17 13:21:16,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 01:21:16" (3/3) ... [2024-10-17 13:21:16,927 INFO L112 eAbstractionObserver]: Analyzing ICFG cnalock.i [2024-10-17 13:21:16,939 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-17 13:21:16,939 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-17 13:21:16,939 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-17 13:21:17,123 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-17 13:21:17,161 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-17 13:21:17,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-17 13:21:17,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-17 13:21:17,164 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-10-17 13:21:17,165 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-10-17 13:21:17,287 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-17 13:21:17,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:21:17,300 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == runThread1of1ForFork0 ======== [2024-10-17 13:21:17,305 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=PARTIAL_ORDER_FA, 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;@2725c0b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=COUNTEREXAMPLE, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-17 13:21:17,306 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-17 13:21:17,776 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:21:17,781 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:21:17,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1849520630, now seen corresponding path program 1 times [2024-10-17 13:21:17,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-17 13:21:17,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1947713296] [2024-10-17 13:21:17,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:21:17,798 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:17,798 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-17 13:21:17,815 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-17 13:21:17,819 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-17 13:21:18,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:21:18,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-17 13:21:18,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 13:21:18,085 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-17 13:21:18,085 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-17 13:21:18,085 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-17 13:21:18,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1947713296] [2024-10-17 13:21:18,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1947713296] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 13:21:18,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 13:21:18,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-17 13:21:18,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22414890] [2024-10-17 13:21:18,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 13:21:18,090 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-17 13:21:18,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-17 13:21:18,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-17 13:21:18,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-17 13:21:18,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:18,107 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 13:21:18,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 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) [2024-10-17 13:21:18,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:18,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:18,259 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-17 13:21:18,455 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:18,455 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:21:18,457 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:21:18,457 INFO L85 PathProgramCache]: Analyzing trace with hash 729344775, now seen corresponding path program 1 times [2024-10-17 13:21:18,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-17 13:21:18,457 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1637289518] [2024-10-17 13:21:18,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:21:18,458 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:18,458 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-17 13:21:18,464 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-17 13:21:18,465 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-17 13:21:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:21:18,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-17 13:21:18,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 13:21:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-17 13:21:18,596 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-17 13:21:18,596 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-17 13:21:18,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1637289518] [2024-10-17 13:21:18,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1637289518] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 13:21:18,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 13:21:18,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 13:21:18,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977874295] [2024-10-17 13:21:18,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 13:21:18,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 13:21:18,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-17 13:21:18,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 13:21:18,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 13:21:18,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:18,599 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 13:21:18,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 13.333333333333334) internal successors, (40), 3 states have internal predecessors, (40), 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) [2024-10-17 13:21:18,599 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:18,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:18,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:18,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:18,811 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-10-17 13:21:19,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:19,004 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:21:19,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:21:19,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1776122439, now seen corresponding path program 1 times [2024-10-17 13:21:19,006 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-17 13:21:19,006 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [67701594] [2024-10-17 13:21:19,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:21:19,006 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:19,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-17 13:21:19,008 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-17 13:21:19,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-17 13:21:19,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:21:19,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-17 13:21:19,227 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 13:21:19,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-17 13:21:19,242 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-17 13:21:19,242 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-17 13:21:19,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [67701594] [2024-10-17 13:21:19,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [67701594] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-17 13:21:19,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-17 13:21:19,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-17 13:21:19,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [75096662] [2024-10-17 13:21:19,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-17 13:21:19,244 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-17 13:21:19,245 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-17 13:21:19,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-17 13:21:19,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-17 13:21:19,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:19,248 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 13:21:19,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 20.333333333333332) internal successors, (61), 3 states have internal predecessors, (61), 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) [2024-10-17 13:21:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:19,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:19,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:19,441 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-10-17 13:21:19,635 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:19,635 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:21:19,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:21:19,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1019599374, now seen corresponding path program 1 times [2024-10-17 13:21:19,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-17 13:21:19,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1801982117] [2024-10-17 13:21:19,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:21:19,637 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:19,638 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-17 13:21:19,640 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-17 13:21:19,641 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-10-17 13:21:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-17 13:21:19,934 INFO L255 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-10-17 13:21:19,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-17 13:21:20,003 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2024-10-17 13:21:20,004 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 13 [2024-10-17 13:21:20,016 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,187 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,192 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,293 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,298 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,474 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,510 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-10-17 13:21:20,683 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-17 13:21:20,683 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-17 13:21:21,091 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_152 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 32) (select (select (store |c_#memory_$Pointer$.base| |c_~#nodes~0.base| v_ArrVal_152) |c_~#lock~0.base|) |c_~#lock~0.offset|))) (forall ((v_ArrVal_151 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 32) (select (select (store |c_#memory_$Pointer$.offset| |c_~#nodes~0.base| v_ArrVal_151) |c_~#lock~0.base|) |c_~#lock~0.offset|)))) is different from false [2024-10-17 13:21:21,344 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 1 not checked. [2024-10-17 13:21:21,344 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-17 13:21:21,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1801982117] [2024-10-17 13:21:21,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1801982117] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-17 13:21:21,345 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-17 13:21:21,345 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 18 [2024-10-17 13:21:21,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971684750] [2024-10-17 13:21:21,345 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-17 13:21:21,345 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-17 13:21:21,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-17 13:21:21,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-17 13:21:21,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=228, Unknown=31, NotChecked=32, Total=342 [2024-10-17 13:21:21,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:21,351 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-17 13:21:21,351 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 5.368421052631579) internal successors, (102), 18 states have internal predecessors, (102), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-17 13:21:21,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:21,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:21,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:21,352 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:22,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-17 13:21:22,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:22,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-17 13:21:22,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-17 13:21:22,609 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-10-17 13:21:22,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:22,804 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-17 13:21:22,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-17 13:21:22,805 INFO L85 PathProgramCache]: Analyzing trace with hash 397083301, now seen corresponding path program 1 times [2024-10-17 13:21:22,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-17 13:21:22,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [358019346] [2024-10-17 13:21:22,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-17 13:21:22,807 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:22,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-17 13:21:22,810 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-17 13:21:22,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-10-17 13:21:23,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 13:21:23,089 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-17 13:21:23,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-17 13:21:23,352 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-17 13:21:23,352 INFO L332 BasicCegarLoop]: Counterexample is feasible [2024-10-17 13:21:23,353 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location runErr0ASSERT_VIOLATIONUNKNOWN (1 of 2 remaining) [2024-10-17 13:21:23,354 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONUNKNOWN (0 of 2 remaining) [2024-10-17 13:21:23,368 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-10-17 13:21:23,558 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-17 13:21:23,564 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-10-17 13:21:23,566 INFO L312 ceAbstractionStarter]: Result for error location runThread1of1ForFork0 was UNSAFE,UNKNOWN (1/2) [2024-10-17 13:21:23,672 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-17 13:21:23,672 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-17 13:21:23,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 01:21:23 BasicIcfg [2024-10-17 13:21:23,674 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-17 13:21:23,675 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-17 13:21:23,675 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-17 13:21:23,675 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-17 13:21:23,675 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 01:21:16" (3/4) ... [2024-10-17 13:21:23,677 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-17 13:21:23,678 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-17 13:21:23,678 INFO L158 Benchmark]: Toolchain (without parser) took 10835.16ms. Allocated memory was 62.9MB in the beginning and 539.0MB in the end (delta: 476.1MB). Free memory was 31.1MB in the beginning and 243.9MB in the end (delta: -212.8MB). Peak memory consumption was 263.4MB. Max. memory is 16.1GB. [2024-10-17 13:21:23,678 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-17 13:21:23,679 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2256.33ms. Allocated memory was 62.9MB in the beginning and 111.1MB in the end (delta: 48.2MB). Free memory was 30.9MB in the beginning and 45.6MB in the end (delta: -14.8MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. [2024-10-17 13:21:23,679 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.10ms. Allocated memory is still 111.1MB. Free memory was 45.6MB in the beginning and 35.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-17 13:21:23,679 INFO L158 Benchmark]: Boogie Preprocessor took 70.27ms. Allocated memory is still 111.1MB. Free memory was 35.1MB in the beginning and 56.4MB in the end (delta: -21.2MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. [2024-10-17 13:21:23,679 INFO L158 Benchmark]: RCFGBuilder took 1587.72ms. Allocated memory was 111.1MB in the beginning and 174.1MB in the end (delta: 62.9MB). Free memory was 56.4MB in the beginning and 49.1MB in the end (delta: 7.3MB). Peak memory consumption was 80.8MB. Max. memory is 16.1GB. [2024-10-17 13:21:23,680 INFO L158 Benchmark]: TraceAbstraction took 6751.58ms. Allocated memory was 174.1MB in the beginning and 539.0MB in the end (delta: 364.9MB). Free memory was 47.0MB in the beginning and 243.9MB in the end (delta: -196.9MB). Peak memory consumption was 169.0MB. Max. memory is 16.1GB. [2024-10-17 13:21:23,680 INFO L158 Benchmark]: Witness Printer took 3.17ms. Allocated memory is still 539.0MB. Free memory is still 243.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-17 13:21:23,681 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 62.9MB. Free memory was 39.4MB in the beginning and 39.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2256.33ms. Allocated memory was 62.9MB in the beginning and 111.1MB in the end (delta: 48.2MB). Free memory was 30.9MB in the beginning and 45.6MB in the end (delta: -14.8MB). Peak memory consumption was 45.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.10ms. Allocated memory is still 111.1MB. Free memory was 45.6MB in the beginning and 35.1MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.27ms. Allocated memory is still 111.1MB. Free memory was 35.1MB in the beginning and 56.4MB in the end (delta: -21.2MB). Peak memory consumption was 3.9MB. Max. memory is 16.1GB. * RCFGBuilder took 1587.72ms. Allocated memory was 111.1MB in the beginning and 174.1MB in the end (delta: 62.9MB). Free memory was 56.4MB in the beginning and 49.1MB in the end (delta: 7.3MB). Peak memory consumption was 80.8MB. Max. memory is 16.1GB. * TraceAbstraction took 6751.58ms. Allocated memory was 174.1MB in the beginning and 539.0MB in the end (delta: 364.9MB). Free memory was 47.0MB in the beginning and 243.9MB in the end (delta: -196.9MB). Peak memory consumption was 169.0MB. Max. memory is 16.1GB. * Witness Printer took 3.17ms. Allocated memory is still 539.0MB. Free memory is still 243.9MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3755]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] - GenericResultAtLocation [Line: 3757]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] - GenericResultAtLocation [Line: 3762]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] - GenericResultAtLocation [Line: 3764]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] - GenericResultAtLocation [Line: 3770]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] - GenericResultAtLocation [Line: 3772]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] - GenericResultAtLocation [Line: 3778]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] - GenericResultAtLocation [Line: 3780]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] - GenericResultAtLocation [Line: 3786]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] - GenericResultAtLocation [Line: 3788]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] - GenericResultAtLocation [Line: 3794]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] - GenericResultAtLocation [Line: 3796]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] - GenericResultAtLocation [Line: 3802]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] - GenericResultAtLocation [Line: 3804]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] - GenericResultAtLocation [Line: 3810]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] - GenericResultAtLocation [Line: 3812]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] - GenericResultAtLocation [Line: 3817]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] - GenericResultAtLocation [Line: 3819]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] - GenericResultAtLocation [Line: 3824]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] - GenericResultAtLocation [Line: 3826]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] - GenericResultAtLocation [Line: 3831]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] - GenericResultAtLocation [Line: 3833]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] - GenericResultAtLocation [Line: 3838]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] - GenericResultAtLocation [Line: 3840]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] - GenericResultAtLocation [Line: 3845]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] - GenericResultAtLocation [Line: 3847]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] - GenericResultAtLocation [Line: 3852]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] - GenericResultAtLocation [Line: 3855]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] - GenericResultAtLocation [Line: 3861]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] - GenericResultAtLocation [Line: 3864]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] - GenericResultAtLocation [Line: 3870]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] - GenericResultAtLocation [Line: 3873]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] - GenericResultAtLocation [Line: 3879]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] - GenericResultAtLocation [Line: 3882]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] - GenericResultAtLocation [Line: 3888]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] - GenericResultAtLocation [Line: 3891]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] - GenericResultAtLocation [Line: 3897]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] - GenericResultAtLocation [Line: 3900]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] - GenericResultAtLocation [Line: 3907]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] - GenericResultAtLocation [Line: 3910]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] - GenericResultAtLocation [Line: 3917]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] - GenericResultAtLocation [Line: 3920]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] - GenericResultAtLocation [Line: 3927]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] - GenericResultAtLocation [Line: 3930]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] - GenericResultAtLocation [Line: 3937]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] - GenericResultAtLocation [Line: 3940]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] - GenericResultAtLocation [Line: 3947]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] - GenericResultAtLocation [Line: 3950]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] - GenericResultAtLocation [Line: 3957]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] - GenericResultAtLocation [Line: 3960]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] - GenericResultAtLocation [Line: 3966]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] - GenericResultAtLocation [Line: 3969]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] - GenericResultAtLocation [Line: 3975]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] - GenericResultAtLocation [Line: 3978]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] - GenericResultAtLocation [Line: 3984]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] - GenericResultAtLocation [Line: 3987]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] - GenericResultAtLocation [Line: 3993]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] - GenericResultAtLocation [Line: 3996]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] - GenericResultAtLocation [Line: 4002]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] - GenericResultAtLocation [Line: 4005]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] - GenericResultAtLocation [Line: 4011]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] - GenericResultAtLocation [Line: 4014]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] - GenericResultAtLocation [Line: 4020]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] - GenericResultAtLocation [Line: 4023]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] - GenericResultAtLocation [Line: 4029]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] - GenericResultAtLocation [Line: 4032]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] - GenericResultAtLocation [Line: 4038]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] - GenericResultAtLocation [Line: 4041]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] - GenericResultAtLocation [Line: 4047]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] - GenericResultAtLocation [Line: 4050]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] - GenericResultAtLocation [Line: 4056]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] - GenericResultAtLocation [Line: 4059]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] - GenericResultAtLocation [Line: 4065]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] - GenericResultAtLocation [Line: 4068]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] - GenericResultAtLocation [Line: 4074]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] - GenericResultAtLocation [Line: 4077]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] - GenericResultAtLocation [Line: 4083]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] - GenericResultAtLocation [Line: 4086]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] - GenericResultAtLocation [Line: 4092]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] - GenericResultAtLocation [Line: 4095]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] - GenericResultAtLocation [Line: 4101]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] - GenericResultAtLocation [Line: 4103]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] - GenericResultAtLocation [Line: 4109]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] - GenericResultAtLocation [Line: 4111]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] - GenericResultAtLocation [Line: 4117]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] - GenericResultAtLocation [Line: 4119]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] - GenericResultAtLocation [Line: 4125]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] - GenericResultAtLocation [Line: 4127]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] - GenericResultAtLocation [Line: 4133]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] - GenericResultAtLocation [Line: 4135]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] - GenericResultAtLocation [Line: 4141]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] - GenericResultAtLocation [Line: 4143]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] - GenericResultAtLocation [Line: 4149]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] - GenericResultAtLocation [Line: 4151]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] - GenericResultAtLocation [Line: 4157]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] - GenericResultAtLocation [Line: 4159]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] - GenericResultAtLocation [Line: 4165]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] - GenericResultAtLocation [Line: 4167]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] - GenericResultAtLocation [Line: 4173]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] - GenericResultAtLocation [Line: 4175]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 854, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 183, dependent conditional: 179, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 607, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 607, independent: 601, independent conditional: 0, independent unconditional: 601, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 383, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 277, dependent conditional: 0, dependent unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 679, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 607, unknown conditional: 0, unknown unconditional: 607] , Statistics on independence cache: Total cache size (in pairs): 607, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 607, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 607, independent: 601, independent conditional: 0, independent unconditional: 601, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 383, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 277, dependent conditional: 0, dependent unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 679, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 607, unknown conditional: 0, unknown unconditional: 607] , Statistics on independence cache: Total cache size (in pairs): 607, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51 ], Independence queries for same thread: 179, Persistent sets #1 benchmarks: Persistent set computation time: 0.4s, Number of persistent set computation: 79, Number of trivial persistent sets: 76, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 624, independent: 620, independent conditional: 0, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 854, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 183, dependent conditional: 179, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 675, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 607, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 607, independent: 601, independent conditional: 0, independent unconditional: 601, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 383, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 277, dependent conditional: 0, dependent unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 679, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 607, unknown conditional: 0, unknown unconditional: 607] , Statistics on independence cache: Total cache size (in pairs): 607, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 51, independent unconditional: 620, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 679, independent: 671, independent conditional: 0, independent unconditional: 671, dependent: 8, dependent conditional: 0, dependent unconditional: 8, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 607, independent: 603, independent conditional: 0, independent unconditional: 603, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 607, independent: 601, independent conditional: 0, independent unconditional: 601, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 383, independent: 106, independent conditional: 0, independent unconditional: 106, dependent: 277, dependent conditional: 0, dependent unconditional: 277, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 679, independent: 68, independent conditional: 0, independent unconditional: 68, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 607, unknown conditional: 0, unknown unconditional: 607] , Statistics on independence cache: Total cache size (in pairs): 607, Positive cache size: 603, Positive conditional cache size: 0, Positive unconditional cache size: 603, Negative cache size: 4, Negative conditional cache size: 0, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 51 ], Independence queries for same thread: 179 - UnprovableResult [Line: 3958]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: overapproximation of __atomic_compare_exchange_n at line 3958. Possible FailurePath: [L5379] 0 vatomic32_t rand = { ._v = 0 }; [L6034] 0 static vuint32_t g_cs_x = 0; [L6035] 0 static vuint32_t g_cs_y = 0; [L6084] 0 cnalock_t lock = { .tail = { ._v = 0 } }; [L6085] 0 struct cna_node_s nodes[5]; [L6069] 0 pthread_t t[5]; [L6070] FCALL 0 init() [L6071] FCALL 0 verification_loop_bound(5 + 1) [L6072] 0 vuintptr_t i = 0; VAL [g_cs_x=0, g_cs_y=0, i=0, lock={4:0}, nodes={5:0}, rand={3:0}, t={6:0}] [L6072] COND TRUE 0 i < 5 [L6073] FCALL, FORK 0 pthread_create(&t[i], 0, run, (void *)i) VAL [g_cs_x=0, g_cs_y=0, i=0, lock={4:0}, nodes={5:0}, rand={3:0}, t={6:0}] [L6051] 1 vuint32_t tid = (vuintptr_t)arg; [L6052] CALL 1 verification_loop_bound((0 + 2)) [L6072] 0 i++ VAL [g_cs_x=0, g_cs_y=0, i=1, lock={4:0}, nodes={5:0}, rand={3:0}, t={6:0}] [L6072] COND TRUE 0 i < 5 [L6073] FCALL, FORK 0 pthread_create(&t[i], 0, run, (void *)i) VAL [g_cs_x=0, g_cs_y=0, i=1, lock={4:0}, nodes={5:0}, rand={3:0}, t={6:0}] [L6052] RET 1 verification_loop_bound((0 + 2)) [L6053] 1 int i = 0; VAL [\old(arg)={0:0}, arg={0:0}, g_cs_x=0, g_cs_y=0, i=0, lock={4:0}, nodes={5:0}, rand={3:0}, tid=0] [L6053] COND TRUE 1 i == 0 || ((i) == 1 && ((tid) + 1 < (0) + 1)) [L6054] FCALL 1 verification_loop_bound((0 + 2)) [L6055] 1 int j = 0; VAL [\old(arg)={0:0}, arg={0:0}, g_cs_x=0, g_cs_y=0, i=0, j=0, lock={4:0}, nodes={5:0}, rand={3:0}, tid=0] [L6055] COND TRUE 1 j == 0 || ((j) == 1 && ((tid) + 1 < (0) + 1)) [L6056] CALL 1 acquire(tid) [L6094] CALL 1 cnalock_acquire(&lock, &nodes[tid], (tid < 5 / 2)) [L5388] CALL 1 vatomicptr_write_rlx(&me->spin, ((void *)0)) [L3665] CALL 1 vatomicptr_write(a, v) [L3665] RET 1 vatomicptr_write(a, v) [L5388] RET 1 vatomicptr_write_rlx(&me->spin, ((void *)0)) [L5389] CALL 1 vatomicptr_write_rlx(&me->next, 0) [L3665] CALL 1 vatomicptr_write(a, v) [L3665] RET 1 vatomicptr_write(a, v) [L5389] RET 1 vatomicptr_write_rlx(&me->next, 0) [L5390] CALL 1 vatomic32_write_rlx(&me->node, (4294967295U)) [L1895] CALL 1 vatomic32_write(a, v) [L1895] RET 1 vatomic32_write(a, v) [L5390] RET 1 vatomic32_write_rlx(&me->node, (4294967295U)) [L5391] CALL, EXPR 1 vatomicptr_xchg(&lock->tail, me) [L3899] EXPR 1 a->_v [L3898-L3899] 1 void *tmp = (void *)__atomic_exchange_n(&a->_v, (void *)v, 5); [L3901] 1 return tmp; [L5391] RET, EXPR 1 vatomicptr_xchg(&lock->tail, me) [L5391] 1 cna_node_t *tail = vatomicptr_xchg(&lock->tail, me); [L5392] COND TRUE 1 !tail [L5393] CALL 1 vatomicptr_write_rlx(&me->spin, (void *)1) [L3665] CALL 1 vatomicptr_write(a, v) [L3665] RET 1 vatomicptr_write(a, v) [L5393] RET 1 vatomicptr_write_rlx(&me->spin, (void *)1) [L6094] RET 1 cnalock_acquire(&lock, &nodes[tid], (tid < 5 / 2)) [L6056] RET 1 acquire(tid) [L6057] CALL 1 cs() [L6039] 1 g_cs_x++ [L6040] 1 g_cs_y++ [L6057] RET 1 cs() [L6055] 1 j++ VAL [\old(arg)={0:0}, arg={0:0}, g_cs_x=1, g_cs_y=1, i=0, j=1, lock={4:0}, nodes={5:0}, rand={3:0}, tid=0] [L6055] COND FALSE 1 !(j == 0 || ((j) == 1 && ((tid) + 1 < (0) + 1))) [L6059] FCALL 1 verification_loop_bound((0 + 2)) [L6060] 1 int j = 0; VAL [\old(arg)={0:0}, arg={0:0}, g_cs_x=1, g_cs_y=1, i=0, j=0, lock={4:0}, nodes={5:0}, rand={3:0}, tid=0] [L6060] COND TRUE 1 j == 0 || ((j) == 1 && ((tid) + 1 < (0) + 1)) [L6061] CALL 1 release(tid) [L6099] CALL 1 cnalock_release(&lock, &nodes[tid], (tid < 5 / 2)) [L5436] CALL, EXPR 1 vatomicptr_read_acq(&me->next) [L3660] CALL, EXPR 1 vatomicptr_read(a) [L3803] EXPR 1 a->_v VAL [\old(a)={5:4}, a={5:4}, g_cs_x=1, g_cs_y=1, lock={4:0}, nodes={5:0}, rand={3:0}] [L3803] 1 void *tmp = (void *)__atomic_load_n(&a->_v, 5); [L3805] 1 return tmp; [L3660] RET, EXPR 1 vatomicptr_read(a) [L3660] 1 return vatomicptr_read(a); [L5436] RET, EXPR 1 vatomicptr_read_acq(&me->next) [L5436] 1 cna_node_t *next = vatomicptr_read_acq(&me->next); [L5437] CALL, EXPR 1 vatomicptr_read_rlx(&me->spin) [L3655] CALL, EXPR 1 vatomicptr_read(a) [L3803] EXPR 1 a->_v VAL [\old(a)={5:0}, a={5:0}, g_cs_x=1, g_cs_y=1, lock={4:0}, nodes={5:0}, rand={3:0}] [L3803] 1 void *tmp = (void *)__atomic_load_n(&a->_v, 5); [L3805] 1 return tmp; [L3655] RET, EXPR 1 vatomicptr_read(a) [L3655] 1 return vatomicptr_read(a); [L5437] RET, EXPR 1 vatomicptr_read_rlx(&me->spin) [L5437] 1 cna_node_t *spin = vatomicptr_read_rlx(&me->spin); [L5438] COND TRUE 1 !next VAL [\old(lock)={4:0}, \old(me)={5:0}, \old(numa_node)=1, g_cs_x=1, g_cs_y=1, lock={4:0}, lock={4:0}, me={5:0}, next={0:0}, nodes={5:0}, numa_node=1, rand={3:0}, spin={0:1}] [L5439] COND TRUE 1 spin == (void *)1 [L5440] CALL 1 vatomicptr_cmpxchg_rel(&lock->tail, me, ((void *)0)) [L3700] CALL 1 vatomicptr_cmpxchg(a, e, v) [L3956] 1 void *exp = (void *)e; VAL [\old(a)={4:0}, \old(e)={5:0}, \old(v)={0:0}, a={4:0}, e={5:0}, exp={5:0}, g_cs_x=1, g_cs_y=1, lock={4:0}, nodes={5:0}, rand={3:0}, v={0:0}] [L3958-L3959] 1 __atomic_compare_exchange_n(&a->_v, &exp, (void *)v, 0, 5, 5) VAL [\old(a)={4:0}, \old(e)={5:0}, \old(v)={0:0}, a={4:0}, e={5:0}, exp={5:0}, g_cs_x=1, g_cs_y=1, lock={4:0}, nodes={5:0}, rand={3:0}, v={0:0}] - UnprovableResult [Line: 3958]: Unable to prove that unknown kind of specification holds Unable to prove that unknown kind of specification holds Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: runThread1of1ForFork0 with 1 thread instances CFG has 3 procedures, 300 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 6.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 250 NumberOfCodeBlocks, 250 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 259 ConstructedInterpolants, 31 QuantifiedInterpolants, 1789 SizeOfPredicates, 28 NumberOfNonLiveVariables, 1112 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 11/13 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-10-17 13:21:23,718 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-10-17 13:21:23,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample