./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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -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 [2024-10-18 23:45:35,026 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 23:45:35,077 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 23:45:35,082 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 23:45:35,082 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 23:45:35,106 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 23:45:35,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 23:45:35,107 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 23:45:35,107 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 23:45:35,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 23:45:35,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 23:45:35,108 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 23:45:35,108 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 23:45:35,110 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 23:45:35,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 23:45:35,110 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 23:45:35,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 23:45:35,112 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 23:45:35,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 23:45:35,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 23:45:35,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 23:45:35,113 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 23:45:35,113 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 23:45:35,113 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 23:45:35,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 23:45:35,114 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 23:45:35,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 23:45:35,114 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 23:45:35,114 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 23:45:35,115 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 23:45:35,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 23:45:35,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 23:45:35,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 23:45:35,115 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 23:45:35,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 23:45:35,116 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 23:45:35,116 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 23:45:35,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 23:45:35,117 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 23:45:35,117 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 23:45:35,117 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 23:45:35,118 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 -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-18 23:45:35,307 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 23:45:35,327 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 23:45:35,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 23:45:35,331 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 23:45:35,331 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 23:45:35,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/libvsync/cnalock.i [2024-10-18 23:45:36,490 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 23:45:36,804 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 23:45:36,805 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i [2024-10-18 23:45:36,837 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7aef4bf40/15916db1e84a48cbb8c5c66452f9330c/FLAGb2d2afd0b [2024-10-18 23:45:37,053 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7aef4bf40/15916db1e84a48cbb8c5c66452f9330c [2024-10-18 23:45:37,055 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 23:45:37,056 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 23:45:37,058 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 23:45:37,059 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 23:45:37,066 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 23:45:37,067 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 11:45:37" (1/1) ... [2024-10-18 23:45:37,067 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@759fa3ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:37, skipping insertion in model container [2024-10-18 23:45:37,067 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 11:45:37" (1/1) ... [2024-10-18 23:45:37,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 23:45:38,533 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] [2024-10-18 23:45:38,540 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] [2024-10-18 23:45:38,551 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 23:45:38,562 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 23:45:38,627 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-10-18 23:45:38,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-10-18 23:45:38,629 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-10-18 23:45:38,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-10-18 23:45:38,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-10-18 23:45:38,630 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-10-18 23:45:38,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-10-18 23:45:38,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-10-18 23:45:38,631 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-10-18 23:45:38,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-10-18 23:45:38,632 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-10-18 23:45:38,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-10-18 23:45:38,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-10-18 23:45:38,633 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-10-18 23:45:38,634 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-10-18 23:45:38,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-10-18 23:45:38,636 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-10-18 23:45:38,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-10-18 23:45:38,638 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-10-18 23:45:38,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-10-18 23:45:38,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-10-18 23:45:38,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-10-18 23:45:38,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-10-18 23:45:38,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-10-18 23:45:38,639 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-10-18 23:45:38,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-10-18 23:45:38,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-10-18 23:45:38,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-10-18 23:45:38,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-10-18 23:45:38,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-10-18 23:45:38,642 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-10-18 23:45:38,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-10-18 23:45:38,643 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-10-18 23:45:38,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-10-18 23:45:38,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-10-18 23:45:38,644 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-10-18 23:45:38,645 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-10-18 23:45:38,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-10-18 23:45:38,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-10-18 23:45:38,646 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-10-18 23:45:38,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-10-18 23:45:38,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-10-18 23:45:38,647 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-10-18 23:45:38,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-10-18 23:45:38,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-10-18 23:45:38,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-10-18 23:45:38,648 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-10-18 23:45:38,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-10-18 23:45:38,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-10-18 23:45:38,649 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-10-18 23:45:38,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-10-18 23:45:38,650 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-10-18 23:45:38,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-10-18 23:45:38,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-10-18 23:45:38,651 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-10-18 23:45:38,652 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-10-18 23:45:38,652 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-10-18 23:45:38,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-10-18 23:45:38,653 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-10-18 23:45:38,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-10-18 23:45:38,654 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-10-18 23:45:38,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-10-18 23:45:38,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-10-18 23:45:38,655 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-10-18 23:45:38,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-10-18 23:45:38,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-10-18 23:45:38,657 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-10-18 23:45:38,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-10-18 23:45:38,658 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-10-18 23:45:38,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-10-18 23:45:38,659 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-10-18 23:45:38,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-10-18 23:45:38,660 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-10-18 23:45:38,661 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-10-18 23:45:38,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-10-18 23:45:38,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-10-18 23:45:38,662 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-10-18 23:45:38,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-10-18 23:45:38,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-10-18 23:45:38,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-10-18 23:45:38,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-10-18 23:45:38,663 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-10-18 23:45:38,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-10-18 23:45:38,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-10-18 23:45:38,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-10-18 23:45:38,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-10-18 23:45:38,664 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-10-18 23:45:38,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-10-18 23:45:38,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-10-18 23:45:38,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-10-18 23:45:38,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-10-18 23:45:38,665 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-10-18 23:45:38,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-10-18 23:45:38,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-10-18 23:45:38,666 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-10-18 23:45:38,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-10-18 23:45:38,669 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-10-18 23:45:38,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-10-18 23:45:38,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-10-18 23:45:38,670 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-10-18 23:45:38,708 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] [2024-10-18 23:45:38,708 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] [2024-10-18 23:45:38,711 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 23:45:38,926 INFO L204 MainTranslator]: Completed translation [2024-10-18 23:45:38,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38 WrapperNode [2024-10-18 23:45:38,927 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 23:45:38,928 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 23:45:38,928 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 23:45:38,928 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 23:45:38,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,055 INFO L138 Inliner]: procedures = 919, calls = 929, calls flagged for inlining = 840, calls inlined = 85, statements flattened = 732 [2024-10-18 23:45:39,056 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 23:45:39,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 23:45:39,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 23:45:39,057 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 23:45:39,067 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,092 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,104 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,125 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 23:45:39,126 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 23:45:39,126 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 23:45:39,126 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 23:45:39,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (1/1) ... [2024-10-18 23:45:39,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 23:45:39,142 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 23:45:39,157 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) [2024-10-18 23:45:39,159 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 [2024-10-18 23:45:39,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 23:45:39,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-10-18 23:45:39,194 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-10-18 23:45:39,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 23:45:39,196 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 23:45:39,352 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 23:45:39,354 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 23:45:40,054 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 23:45:40,054 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 23:45:40,454 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 23:45:40,455 INFO L314 CfgBuilder]: Removed 72 assume(true) statements. [2024-10-18 23:45:40,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 11:45:40 BoogieIcfgContainer [2024-10-18 23:45:40,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 23:45:40,457 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 23:45:40,457 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 23:45:40,459 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 23:45:40,460 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 11:45:37" (1/3) ... [2024-10-18 23:45:40,461 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@225ebf32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 11:45:40, skipping insertion in model container [2024-10-18 23:45:40,461 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:45:38" (2/3) ... [2024-10-18 23:45:40,461 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@225ebf32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 11:45:40, skipping insertion in model container [2024-10-18 23:45:40,462 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 11:45:40" (3/3) ... [2024-10-18 23:45:40,463 INFO L112 eAbstractionObserver]: Analyzing ICFG cnalock.i [2024-10-18 23:45:40,476 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 23:45:40,477 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-18 23:45:40,477 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 23:45:40,612 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-18 23:45:40,646 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 23:45:40,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 23:45:40,647 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 23:45:40,648 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) [2024-10-18 23:45:40,650 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 [2024-10-18 23:45:40,776 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 23:45:40,791 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:45:40,792 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == runThread1of1ForFork0 ======== [2024-10-18 23:45:40,798 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;@575d0a2d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 23:45:40,799 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-18 23:45:41,302 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:45:41,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:45:41,304 INFO L85 PathProgramCache]: Analyzing trace with hash -1565257464, now seen corresponding path program 1 times [2024-10-18 23:45:41,310 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 23:45:41,310 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637680950] [2024-10-18 23:45:41,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:45:41,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 23:45:41,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:45:41,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-18 23:45:41,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 23:45:41,452 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637680950] [2024-10-18 23:45:41,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637680950] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 23:45:41,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 23:45:41,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-18 23:45:41,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185144575] [2024-10-18 23:45:41,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 23:45:41,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-18 23:45:41,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 23:45:41,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-18 23:45:41,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-18 23:45:41,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:41,479 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 23:45:41,479 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) [2024-10-18 23:45:41,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:41,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:41,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-18 23:45:41,611 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:45:41,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:45:41,612 INFO L85 PathProgramCache]: Analyzing trace with hash -424251387, now seen corresponding path program 1 times [2024-10-18 23:45:41,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 23:45:41,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275564758] [2024-10-18 23:45:41,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:45:41,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 23:45:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:45:41,704 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-18 23:45:41,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 23:45:41,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275564758] [2024-10-18 23:45:41,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275564758] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 23:45:41,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 23:45:41,705 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 23:45:41,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971190596] [2024-10-18 23:45:41,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 23:45:41,706 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-18 23:45:41,706 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 23:45:41,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-18 23:45:41,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-18 23:45:41,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:41,707 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 23:45:41,707 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) [2024-10-18 23:45:41,707 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:41,708 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:41,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:41,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:45:41,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-18 23:45:41,809 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:45:41,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:45:41,809 INFO L85 PathProgramCache]: Analyzing trace with hash 644711047, now seen corresponding path program 1 times [2024-10-18 23:45:41,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 23:45:41,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1532879640] [2024-10-18 23:45:41,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:45:41,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 23:45:41,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:45:42,039 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-18 23:45:42,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 23:45:42,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1532879640] [2024-10-18 23:45:42,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1532879640] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 23:45:42,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 23:45:42,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 23:45:42,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404535440] [2024-10-18 23:45:42,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 23:45:42,040 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-18 23:45:42,040 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 23:45:42,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-18 23:45:42,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-18 23:45:42,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:42,041 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 23:45:42,041 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) [2024-10-18 23:45:42,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:42,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:45:42,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:42,147 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:45:42,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:45:42,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:45:42,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-18 23:45:42,148 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:45:42,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:45:42,149 INFO L85 PathProgramCache]: Analyzing trace with hash 1001139570, now seen corresponding path program 1 times [2024-10-18 23:45:42,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 23:45:42,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [338318111] [2024-10-18 23:45:42,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:45:42,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 23:45:42,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:46:01,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-18 23:46:01,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 23:46:01,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [338318111] [2024-10-18 23:46:01,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [338318111] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 23:46:01,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [14721294] [2024-10-18 23:46:01,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:46:01,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 23:46:01,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 23:46:01,783 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) [2024-10-18 23:46:01,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-18 23:46:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:46:01,988 INFO L255 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 196 conjuncts are in the unsatisfiable core [2024-10-18 23:46:01,997 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 23:46:02,034 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 23:46:02,035 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 [2024-10-18 23:46:02,051 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 [2024-10-18 23:46:02,189 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 [2024-10-18 23:46:02,230 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 [2024-10-18 23:46:02,494 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 [2024-10-18 23:46:02,501 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 [2024-10-18 23:46:02,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 23:46:02,699 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 [2024-10-18 23:46:02,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 23:46:02,707 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 [2024-10-18 23:46:02,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 23:46:02,841 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 [2024-10-18 23:46:02,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 23:46:02,846 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 [2024-10-18 23:46:02,952 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 [2024-10-18 23:46:02,960 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 [2024-10-18 23:46:03,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 23:46:03,241 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 [2024-10-18 23:46:03,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 23:46:03,246 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 [2024-10-18 23:46:03,386 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 [2024-10-18 23:46:03,399 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 [2024-10-18 23:46:03,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 23:46:03,934 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 23:46:04,339 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 [2024-10-18 23:46:04,599 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 [2024-10-18 23:46:04,627 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 [2024-10-18 23:46:04,654 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 [2024-10-18 23:46:04,685 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 [2024-10-18 23:46:06,724 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 [2024-10-18 23:46:08,759 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 [2024-10-18 23:46:10,800 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 [2024-10-18 23:46:12,854 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 [2024-10-18 23:46:14,916 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 [2024-10-18 23:46:15,018 INFO L349 Elim1Store]: treesize reduction 51, result has 52.8 percent of original size [2024-10-18 23:46:15,018 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 [2024-10-18 23:46:15,037 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 23:46:15,038 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 [2024-10-18 23:46:15,050 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 23:46:15,050 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 [2024-10-18 23:46:15,058 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 [2024-10-18 23:46:15,078 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 [2024-10-18 23:46:15,100 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 [2024-10-18 23:46:15,123 INFO L349 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2024-10-18 23:46:15,123 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 [2024-10-18 23:46:15,151 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 23:46:15,151 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 [2024-10-18 23:46:15,194 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 23:46:15,194 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 [2024-10-18 23:46:15,251 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 [2024-10-18 23:46:15,265 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 [2024-10-18 23:46:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 23:46:55,054 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [14721294] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 23:46:55,054 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 23:46:55,054 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 17, 21] total 64 [2024-10-18 23:46:55,055 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [519455019] [2024-10-18 23:46:55,055 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 23:46:55,055 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-18 23:46:55,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 23:46:55,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-18 23:46:55,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=2659, Unknown=43, NotChecked=1254, Total=4160 [2024-10-18 23:46:55,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:46:55,060 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 23:46:55,061 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) [2024-10-18 23:46:55,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:46:55,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:46:55,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:46:55,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:46:59,467 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$.base| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (or (and .cse25 (= |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.offset| 0)) (and .cse42 .cse43 .cse44 .cse29 .cse30)) (or (< .cse7 .cse45) (= .cse3 .cse26)) (= 5 |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|))))))) is different from false [2024-10-18 23:47:47,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:47:49,186 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 [2024-10-18 23:47:51,216 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$.base| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (or (let ((.cse9 ((as const (Array Int Int)) 0))) (let ((.cse13 (@diff .cse0 .cse9))) (let ((.cse10 (store .cse0 .cse13 0))) (let ((.cse12 (+ 3 .cse7 |c_~#nodes~0.offset|)) (.cse11 (@diff .cse10 .cse9))) (and (= .cse9 (store .cse10 .cse11 0)) (or (= .cse9 .cse0) (< .cse12 .cse13)) (or (< .cse12 .cse11) (= .cse9 .cse10)) (not .cse8)))))) (not (= |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base|))))) is different from false [2024-10-18 23:47:56,804 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:01,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:07,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:14,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:19,439 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:26,264 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:32,771 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:34,613 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:38,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:40,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:42,625 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:45,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:47,372 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:52,483 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:55,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:48:57,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:49:02,240 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 23:49:04,301 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] [2024-10-18 23:49:13,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:13,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:13,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:13,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 23:49:13,743 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-18 23:49:13,929 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 [2024-10-18 23:49:13,930 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:49:13,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:49:13,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1496181733, now seen corresponding path program 1 times [2024-10-18 23:49:13,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 23:49:13,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232246844] [2024-10-18 23:49:13,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:49:13,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 23:49:13,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 23:49:13,988 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 23:49:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 23:49:14,058 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-18 23:49:14,058 INFO L332 BasicCegarLoop]: Counterexample is feasible [2024-10-18 23:49:14,059 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location runErr0ASSERT_VIOLATIONUNKNOWN (1 of 2 remaining) [2024-10-18 23:49:14,061 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONUNKNOWN (0 of 2 remaining) [2024-10-18 23:49:14,061 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-18 23:49:14,066 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-10-18 23:49:14,068 INFO L312 ceAbstractionStarter]: Result for error location runThread1of1ForFork0 was UNSAFE,UNKNOWN (1/2) [2024-10-18 23:49:14,150 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-18 23:49:14,151 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-18 23:49:14,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.10 11:49:14 BasicIcfg [2024-10-18 23:49:14,153 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-18 23:49:14,154 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-18 23:49:14,154 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-18 23:49:14,154 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-18 23:49:14,154 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 11:45:40" (3/4) ... [2024-10-18 23:49:14,156 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-18 23:49:14,157 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-18 23:49:14,157 INFO L158 Benchmark]: Toolchain (without parser) took 217101.55ms. Allocated memory was 151.0MB in the beginning and 679.5MB in the end (delta: 528.5MB). Free memory was 69.5MB in the beginning and 373.0MB in the end (delta: -303.4MB). Peak memory consumption was 227.3MB. Max. memory is 16.1GB. [2024-10-18 23:49:14,157 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 151.0MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 23:49:14,158 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1868.59ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 69.4MB in the beginning and 117.8MB in the end (delta: -48.4MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. [2024-10-18 23:49:14,158 INFO L158 Benchmark]: Boogie Procedure Inliner took 128.47ms. Allocated memory is still 205.5MB. Free memory was 117.8MB in the beginning and 107.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-18 23:49:14,158 INFO L158 Benchmark]: Boogie Preprocessor took 68.48ms. Allocated memory is still 205.5MB. Free memory was 107.3MB in the beginning and 102.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-18 23:49:14,160 INFO L158 Benchmark]: RCFGBuilder took 1329.95ms. Allocated memory was 205.5MB in the beginning and 293.6MB in the end (delta: 88.1MB). Free memory was 102.1MB in the beginning and 126.1MB in the end (delta: -24.0MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2024-10-18 23:49:14,160 INFO L158 Benchmark]: TraceAbstraction took 213696.38ms. Allocated memory was 293.6MB in the beginning and 679.5MB in the end (delta: 385.9MB). Free memory was 125.1MB in the beginning and 373.0MB in the end (delta: -247.9MB). Peak memory consumption was 137.9MB. Max. memory is 16.1GB. [2024-10-18 23:49:14,160 INFO L158 Benchmark]: Witness Printer took 3.03ms. Allocated memory is still 679.5MB. Free memory is still 373.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 23:49:14,161 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 151.0MB. Free memory is still 101.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1868.59ms. Allocated memory was 151.0MB in the beginning and 205.5MB in the end (delta: 54.5MB). Free memory was 69.4MB in the beginning and 117.8MB in the end (delta: -48.4MB). Peak memory consumption was 103.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 128.47ms. Allocated memory is still 205.5MB. Free memory was 117.8MB in the beginning and 107.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.48ms. Allocated memory is still 205.5MB. Free memory was 107.3MB in the beginning and 102.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1329.95ms. Allocated memory was 205.5MB in the beginning and 293.6MB in the end (delta: 88.1MB). Free memory was 102.1MB in the beginning and 126.1MB in the end (delta: -24.0MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * TraceAbstraction took 213696.38ms. Allocated memory was 293.6MB in the beginning and 679.5MB in the end (delta: 385.9MB). Free memory was 125.1MB in the beginning and 373.0MB in the end (delta: -247.9MB). Peak memory consumption was 137.9MB. Max. memory is 16.1GB. * Witness Printer took 3.03ms. Allocated memory is still 679.5MB. Free memory is still 373.0MB. 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: 909, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 6, independent unconditional: 708, 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: 722, independent: 714, independent conditional: 6, independent unconditional: 708, 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: 462, independent: 189, independent conditional: 0, independent unconditional: 189, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 722, independent: 111, independent conditional: 6, independent unconditional: 105, 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: 52, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 722, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 6, independent unconditional: 708, 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: 722, independent: 714, independent conditional: 6, independent unconditional: 708, 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: 462, independent: 189, independent conditional: 0, independent unconditional: 189, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 722, independent: 111, independent conditional: 6, independent unconditional: 105, 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: 52 ], Independence queries for same thread: 191, Persistent sets #1 benchmarks: Persistent set computation time: 0.5s, 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: 909, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 6, independent unconditional: 708, 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: 722, independent: 714, independent conditional: 6, independent unconditional: 708, 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: 462, independent: 189, independent conditional: 0, independent unconditional: 189, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 722, independent: 111, independent conditional: 6, independent unconditional: 105, 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: 52, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 722, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 6, independent unconditional: 708, 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: 722, independent: 714, independent conditional: 6, independent unconditional: 708, 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: 462, independent: 189, independent conditional: 0, independent unconditional: 189, dependent: 273, dependent conditional: 0, dependent unconditional: 273, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 722, independent: 111, independent conditional: 6, independent unconditional: 105, 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: 52 ], 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: 213.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 139.5s, 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, 72.8s 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 [2024-10-18 23:49:14,193 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 [2024-10-18 23:49:14,463 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 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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -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 [2024-10-18 23:49:16,124 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 23:49:16,185 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-10-18 23:49:16,190 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 23:49:16,190 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 23:49:16,208 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 23:49:16,210 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 23:49:16,210 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 23:49:16,211 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 23:49:16,211 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 23:49:16,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 23:49:16,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 23:49:16,212 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 23:49:16,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 23:49:16,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 23:49:16,214 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 23:49:16,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 23:49:16,215 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 23:49:16,215 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 23:49:16,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 23:49:16,215 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 23:49:16,216 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-18 23:49:16,216 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 23:49:16,216 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-18 23:49:16,216 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 23:49:16,216 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 23:49:16,216 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 23:49:16,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 23:49:16,217 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 23:49:16,217 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 23:49:16,217 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 23:49:16,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 23:49:16,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 23:49:16,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 23:49:16,218 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 23:49:16,218 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-18 23:49:16,218 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 23:49:16,218 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 23:49:16,218 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-18 23:49:16,218 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 23:49:16,219 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-18 23:49:16,219 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 23:49:16,219 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 23:49:16,220 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 -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-18 23:49:16,458 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 23:49:16,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 23:49:16,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 23:49:16,474 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 23:49:16,475 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 23:49:16,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/libvsync/cnalock.i [2024-10-18 23:49:17,762 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 23:49:18,103 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 23:49:18,104 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i [2024-10-18 23:49:18,131 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e2b10c467/6d0d942827d54b6786d64b73fa8ca765/FLAG88e535ecc [2024-10-18 23:49:18,142 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e2b10c467/6d0d942827d54b6786d64b73fa8ca765 [2024-10-18 23:49:18,144 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 23:49:18,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 23:49:18,147 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 23:49:18,147 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 23:49:18,151 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 23:49:18,151 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 11:49:18" (1/1) ... [2024-10-18 23:49:18,152 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bcc1bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:18, skipping insertion in model container [2024-10-18 23:49:18,152 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 11:49:18" (1/1) ... [2024-10-18 23:49:18,216 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 23:49:19,755 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] [2024-10-18 23:49:19,757 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[196663,196676] [2024-10-18 23:49:19,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 23:49:19,782 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 23:49:19,843 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-10-18 23:49:19,844 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-10-18 23:49:19,845 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-10-18 23:49:19,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-10-18 23:49:19,846 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-10-18 23:49:19,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-10-18 23:49:19,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-10-18 23:49:19,847 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-10-18 23:49:19,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-10-18 23:49:19,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-10-18 23:49:19,848 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-10-18 23:49:19,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-10-18 23:49:19,849 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-10-18 23:49:19,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-10-18 23:49:19,850 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-10-18 23:49:19,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-10-18 23:49:19,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-10-18 23:49:19,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-10-18 23:49:19,852 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-10-18 23:49:19,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-10-18 23:49:19,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-10-18 23:49:19,853 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-10-18 23:49:19,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-10-18 23:49:19,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-10-18 23:49:19,854 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-10-18 23:49:19,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-10-18 23:49:19,855 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-10-18 23:49:19,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-10-18 23:49:19,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-10-18 23:49:19,856 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-10-18 23:49:19,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-10-18 23:49:19,857 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-10-18 23:49:19,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-10-18 23:49:19,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-10-18 23:49:19,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-10-18 23:49:19,858 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-10-18 23:49:19,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-10-18 23:49:19,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-10-18 23:49:19,859 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-10-18 23:49:19,860 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-10-18 23:49:19,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-10-18 23:49:19,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-10-18 23:49:19,861 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-10-18 23:49:19,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-10-18 23:49:19,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-10-18 23:49:19,862 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-10-18 23:49:19,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-10-18 23:49:19,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-10-18 23:49:19,863 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-10-18 23:49:19,864 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-10-18 23:49:19,865 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-10-18 23:49:19,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-10-18 23:49:19,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-10-18 23:49:19,866 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-10-18 23:49:19,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-10-18 23:49:19,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-10-18 23:49:19,867 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-10-18 23:49:19,868 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-10-18 23:49:19,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-10-18 23:49:19,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-10-18 23:49:19,869 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-10-18 23:49:19,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-10-18 23:49:19,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-10-18 23:49:19,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-10-18 23:49:19,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-10-18 23:49:19,871 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-10-18 23:49:19,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-10-18 23:49:19,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-10-18 23:49:19,872 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-10-18 23:49:19,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-10-18 23:49:19,873 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-10-18 23:49:19,874 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-10-18 23:49:19,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-10-18 23:49:19,875 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-10-18 23:49:19,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-10-18 23:49:19,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-10-18 23:49:19,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-10-18 23:49:19,876 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-10-18 23:49:19,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-10-18 23:49:19,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-10-18 23:49:19,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-10-18 23:49:19,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-10-18 23:49:19,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-10-18 23:49:19,879 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-10-18 23:49:19,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-10-18 23:49:19,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-10-18 23:49:19,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-10-18 23:49:19,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-10-18 23:49:19,880 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-10-18 23:49:19,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-10-18 23:49:19,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-10-18 23:49:19,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-10-18 23:49:19,881 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-10-18 23:49:19,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-10-18 23:49:19,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-10-18 23:49:19,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-10-18 23:49:19,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-10-18 23:49:19,882 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-10-18 23:49:19,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-10-18 23:49:19,883 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-10-18 23:49:19,953 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] [2024-10-18 23:49:19,954 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] [2024-10-18 23:49:19,962 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 23:49:20,230 INFO L204 MainTranslator]: Completed translation [2024-10-18 23:49:20,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20 WrapperNode [2024-10-18 23:49:20,231 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 23:49:20,232 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 23:49:20,232 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 23:49:20,232 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 23:49:20,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,379 INFO L138 Inliner]: procedures = 927, calls = 929, calls flagged for inlining = 840, calls inlined = 85, statements flattened = 733 [2024-10-18 23:49:20,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 23:49:20,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 23:49:20,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 23:49:20,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 23:49:20,391 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,398 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,429 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,438 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,448 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,455 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 23:49:20,464 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 23:49:20,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 23:49:20,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 23:49:20,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (1/1) ... [2024-10-18 23:49:20,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 23:49:20,477 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 23:49:20,489 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) [2024-10-18 23:49:20,494 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 [2024-10-18 23:49:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 23:49:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-18 23:49:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 23:49:20,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 23:49:20,524 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-10-18 23:49:20,525 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-10-18 23:49:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-18 23:49:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-18 23:49:20,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-18 23:49:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-18 23:49:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-10-18 23:49:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-10-18 23:49:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-10-18 23:49:20,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-10-18 23:49:20,528 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-18 23:49:20,682 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 23:49:20,684 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 23:49:21,541 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 23:49:21,541 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 23:49:21,959 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 23:49:21,959 INFO L314 CfgBuilder]: Removed 72 assume(true) statements. [2024-10-18 23:49:21,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 11:49:21 BoogieIcfgContainer [2024-10-18 23:49:21,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 23:49:21,963 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 23:49:21,963 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 23:49:21,965 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 23:49:21,965 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 11:49:18" (1/3) ... [2024-10-18 23:49:21,966 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d854634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 11:49:21, skipping insertion in model container [2024-10-18 23:49:21,966 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 11:49:20" (2/3) ... [2024-10-18 23:49:21,966 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3d854634 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 11:49:21, skipping insertion in model container [2024-10-18 23:49:21,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 11:49:21" (3/3) ... [2024-10-18 23:49:21,968 INFO L112 eAbstractionObserver]: Analyzing ICFG cnalock.i [2024-10-18 23:49:21,983 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 23:49:21,983 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-18 23:49:21,983 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 23:49:22,119 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-18 23:49:22,160 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 23:49:22,161 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 23:49:22,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 23:49:22,163 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) [2024-10-18 23:49:22,164 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 [2024-10-18 23:49:22,306 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 23:49:22,321 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:49:22,322 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == runThread1of1ForFork0 ======== [2024-10-18 23:49:22,327 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;@23a0d91b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 23:49:22,328 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-18 23:49:22,745 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:49:22,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:49:22,747 INFO L85 PathProgramCache]: Analyzing trace with hash -1849520630, now seen corresponding path program 1 times [2024-10-18 23:49:22,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 23:49:22,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [648708164] [2024-10-18 23:49:22,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:49:22,759 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 [2024-10-18 23:49:22,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 23:49:22,775 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) [2024-10-18 23:49:22,777 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 [2024-10-18 23:49:22,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:49:22,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-18 23:49:22,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 23:49:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-18 23:49:22,952 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-18 23:49:22,952 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 23:49:22,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [648708164] [2024-10-18 23:49:22,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [648708164] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 23:49:22,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 23:49:22,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-18 23:49:22,954 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385792804] [2024-10-18 23:49:22,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 23:49:22,958 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-18 23:49:22,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 23:49:22,974 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-18 23:49:22,975 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-18 23:49:22,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:22,977 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 23:49:22,977 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) [2024-10-18 23:49:22,978 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:23,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:23,149 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-10-18 23:49:23,343 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 [2024-10-18 23:49:23,344 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:49:23,344 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:49:23,345 INFO L85 PathProgramCache]: Analyzing trace with hash 729344775, now seen corresponding path program 1 times [2024-10-18 23:49:23,345 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 23:49:23,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1304445955] [2024-10-18 23:49:23,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:49:23,346 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 [2024-10-18 23:49:23,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 23:49:23,348 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) [2024-10-18 23:49:23,350 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 [2024-10-18 23:49:23,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:49:23,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-18 23:49:23,489 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 23:49:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-18 23:49:23,522 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-18 23:49:23,522 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 23:49:23,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1304445955] [2024-10-18 23:49:23,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1304445955] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 23:49:23,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 23:49:23,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 23:49:23,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4695958] [2024-10-18 23:49:23,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 23:49:23,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-18 23:49:23,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 23:49:23,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-18 23:49:23,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-18 23:49:23,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:23,524 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 23:49:23,524 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) [2024-10-18 23:49:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:23,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:23,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:23,721 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-10-18 23:49:23,915 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 [2024-10-18 23:49:23,918 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:49:23,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:49:23,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1776122439, now seen corresponding path program 1 times [2024-10-18 23:49:23,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 23:49:23,919 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2125441031] [2024-10-18 23:49:23,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:49:23,923 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 [2024-10-18 23:49:23,923 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 23:49:23,924 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) [2024-10-18 23:49:23,925 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 [2024-10-18 23:49:24,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:49:24,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-18 23:49:24,125 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 23:49:24,133 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-10-18 23:49:24,133 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-18 23:49:24,133 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 23:49:24,134 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2125441031] [2024-10-18 23:49:24,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2125441031] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 23:49:24,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 23:49:24,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 23:49:24,134 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074211592] [2024-10-18 23:49:24,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 23:49:24,134 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-18 23:49:24,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 23:49:24,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-18 23:49:24,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-18 23:49:24,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:24,135 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 23:49:24,135 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) [2024-10-18 23:49:24,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:24,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:24,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:24,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:24,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:24,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:24,298 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-10-18 23:49:24,491 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 [2024-10-18 23:49:24,491 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:49:24,492 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:49:24,492 INFO L85 PathProgramCache]: Analyzing trace with hash -1019599374, now seen corresponding path program 1 times [2024-10-18 23:49:24,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 23:49:24,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1035552355] [2024-10-18 23:49:24,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:49:24,492 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 [2024-10-18 23:49:24,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 23:49:24,495 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) [2024-10-18 23:49:24,498 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 [2024-10-18 23:49:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 23:49:24,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-10-18 23:49:24,784 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 23:49:24,829 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2024-10-18 23:49:24,830 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 [2024-10-18 23:49:24,839 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 [2024-10-18 23:49:24,846 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 [2024-10-18 23:49:24,970 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 [2024-10-18 23:49:24,979 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 [2024-10-18 23:49:25,061 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 [2024-10-18 23:49:25,068 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 [2024-10-18 23:49:25,267 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 [2024-10-18 23:49:25,275 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 [2024-10-18 23:49:25,318 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 [2024-10-18 23:49:25,325 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 [2024-10-18 23:49:25,366 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 [2024-10-18 23:49:25,372 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 [2024-10-18 23:49:25,448 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-10-18 23:49:25,449 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 23:49:25,757 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 [2024-10-18 23:49:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 1 not checked. [2024-10-18 23:49:25,984 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 23:49:25,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1035552355] [2024-10-18 23:49:25,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1035552355] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 23:49:25,985 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-18 23:49:25,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 18 [2024-10-18 23:49:25,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313904212] [2024-10-18 23:49:25,986 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-18 23:49:25,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-18 23:49:25,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 23:49:25,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-18 23:49:25,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=228, Unknown=31, NotChecked=32, Total=342 [2024-10-18 23:49:25,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:25,987 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 23:49:25,988 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) [2024-10-18 23:49:25,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:25,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:25,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:25,989 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:27,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 23:49:27,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:27,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 23:49:27,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 23:49:27,120 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-10-18 23:49:27,314 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 [2024-10-18 23:49:27,314 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 23:49:27,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 23:49:27,314 INFO L85 PathProgramCache]: Analyzing trace with hash 397083301, now seen corresponding path program 1 times [2024-10-18 23:49:27,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 23:49:27,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1324719236] [2024-10-18 23:49:27,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 23:49:27,315 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 [2024-10-18 23:49:27,315 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 23:49:27,316 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) [2024-10-18 23:49:27,317 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 [2024-10-18 23:49:27,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 23:49:27,550 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 23:49:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 23:49:27,784 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-18 23:49:27,784 INFO L332 BasicCegarLoop]: Counterexample is feasible [2024-10-18 23:49:27,785 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location runErr0ASSERT_VIOLATIONUNKNOWN (1 of 2 remaining) [2024-10-18 23:49:27,786 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONUNKNOWN (0 of 2 remaining) [2024-10-18 23:49:27,796 INFO L540 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)] Forceful destruction successful, exit code 0 [2024-10-18 23:49:27,990 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 [2024-10-18 23:49:27,995 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-10-18 23:49:27,996 INFO L312 ceAbstractionStarter]: Result for error location runThread1of1ForFork0 was UNSAFE,UNKNOWN (1/2) [2024-10-18 23:49:28,086 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-18 23:49:28,086 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-18 23:49:28,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.10 11:49:28 BasicIcfg [2024-10-18 23:49:28,089 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-18 23:49:28,089 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-18 23:49:28,089 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-18 23:49:28,089 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-18 23:49:28,089 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 11:49:21" (3/4) ... [2024-10-18 23:49:28,091 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-18 23:49:28,092 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-18 23:49:28,092 INFO L158 Benchmark]: Toolchain (without parser) took 9947.16ms. Allocated memory was 81.8MB in the beginning and 297.8MB in the end (delta: 216.0MB). Free memory was 54.6MB in the beginning and 219.6MB in the end (delta: -164.9MB). Peak memory consumption was 51.7MB. Max. memory is 16.1GB. [2024-10-18 23:49:28,092 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 81.8MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 23:49:28,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2084.39ms. Allocated memory was 81.8MB in the beginning and 174.1MB in the end (delta: 92.3MB). Free memory was 54.3MB in the beginning and 84.8MB in the end (delta: -30.5MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. [2024-10-18 23:49:28,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.40ms. Allocated memory is still 174.1MB. Free memory was 84.8MB in the beginning and 75.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-18 23:49:28,094 INFO L158 Benchmark]: Boogie Preprocessor took 83.70ms. Allocated memory is still 174.1MB. Free memory was 75.4MB in the beginning and 121.8MB in the end (delta: -46.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-18 23:49:28,094 INFO L158 Benchmark]: RCFGBuilder took 1495.66ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 121.8MB in the beginning and 133.4MB in the end (delta: -11.6MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. [2024-10-18 23:49:28,095 INFO L158 Benchmark]: TraceAbstraction took 6125.94ms. Allocated memory was 209.7MB in the beginning and 297.8MB in the end (delta: 88.1MB). Free memory was 132.3MB in the beginning and 220.6MB in the end (delta: -88.3MB). Peak memory consumption was 164.4MB. Max. memory is 16.1GB. [2024-10-18 23:49:28,095 INFO L158 Benchmark]: Witness Printer took 2.73ms. Allocated memory is still 297.8MB. Free memory was 220.6MB in the beginning and 219.6MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 23:49:28,096 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 81.8MB. Free memory is still 62.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2084.39ms. Allocated memory was 81.8MB in the beginning and 174.1MB in the end (delta: 92.3MB). Free memory was 54.3MB in the beginning and 84.8MB in the end (delta: -30.5MB). Peak memory consumption was 75.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.40ms. Allocated memory is still 174.1MB. Free memory was 84.8MB in the beginning and 75.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.70ms. Allocated memory is still 174.1MB. Free memory was 75.4MB in the beginning and 121.8MB in the end (delta: -46.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1495.66ms. Allocated memory was 174.1MB in the beginning and 209.7MB in the end (delta: 35.7MB). Free memory was 121.8MB in the beginning and 133.4MB in the end (delta: -11.6MB). Peak memory consumption was 80.7MB. Max. memory is 16.1GB. * TraceAbstraction took 6125.94ms. Allocated memory was 209.7MB in the beginning and 297.8MB in the end (delta: 88.1MB). Free memory was 132.3MB in the beginning and 220.6MB in the end (delta: -88.3MB). Peak memory consumption was 164.4MB. Max. memory is 16.1GB. * Witness Printer took 2.73ms. Allocated memory is still 297.8MB. Free memory was 220.6MB in the beginning and 219.6MB in the end (delta: 1.0MB). 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: 897, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 2, independent unconditional: 712, 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: 722, independent: 714, independent conditional: 2, independent unconditional: 712, 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: 373, independent: 107, independent conditional: 0, independent unconditional: 107, dependent: 266, dependent conditional: 0, dependent unconditional: 266, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 722, independent: 111, independent conditional: 2, independent unconditional: 109, 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: 56, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 722, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 2, independent unconditional: 712, 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: 722, independent: 714, independent conditional: 2, independent unconditional: 712, 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: 373, independent: 107, independent conditional: 0, independent unconditional: 107, dependent: 266, dependent conditional: 0, dependent unconditional: 266, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 722, independent: 111, independent conditional: 2, independent unconditional: 109, 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: 56 ], 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: 897, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 718, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 2, independent unconditional: 712, 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: 722, independent: 714, independent conditional: 2, independent unconditional: 712, 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: 373, independent: 107, independent conditional: 0, independent unconditional: 107, dependent: 266, dependent conditional: 0, dependent unconditional: 266, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 722, independent: 111, independent conditional: 2, independent unconditional: 109, 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: 56, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 722, independent: 714, independent conditional: 58, independent unconditional: 656, 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: 722, independent: 714, independent conditional: 2, independent unconditional: 712, 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: 722, independent: 714, independent conditional: 2, independent unconditional: 712, 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: 373, independent: 107, independent conditional: 0, independent unconditional: 107, dependent: 266, dependent conditional: 0, dependent unconditional: 266, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 722, independent: 111, independent conditional: 2, independent unconditional: 109, 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: 56 ], 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: 5.7s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.0s, 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, 0.4s SatisfiabilityAnalysisTime, 1.3s 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 [2024-10-18 23:49:28,123 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-10-18 23:49:28,325 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 Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample