./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 IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -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 IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -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 10:39:00,610 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 10:39:00,669 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-18 10:39:00,675 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 10:39:00,676 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 10:39:00,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 10:39:00,707 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 10:39:00,707 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 10:39:00,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 10:39:00,709 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 10:39:00,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 10:39:00,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 10:39:00,710 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 10:39:00,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 10:39:00,711 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 10:39:00,711 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 10:39:00,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-18 10:39:00,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 10:39:00,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 10:39:00,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 10:39:00,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 10:39:00,717 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 10:39:00,717 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 10:39:00,718 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 10:39:00,718 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 10:39:00,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 10:39:00,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 10:39:00,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 10:39:00,719 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 10:39:00,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 10:39:00,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 10:39:00,719 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 10:39:00,719 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 10:39:00,720 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 10:39:00,720 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-18 10:39:00,720 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 10:39:00,722 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 10:39:00,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 10:39:00,722 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-18 10:39:00,723 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 10:39:00,723 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 10:39:00,723 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e9f64e541272dd9ea9a959271dc176e797335c8277127c4c0a13bf1a3bf002 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-10-18 10:39:00,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 10:39:01,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 10:39:01,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 10:39:01,015 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 10:39:01,015 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 10:39:01,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/libvsync/cnalock.i [2024-10-18 10:39:02,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 10:39:02,760 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 10:39:02,760 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i [2024-10-18 10:39:02,808 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4df62ac86/381228c24c5c4ab8afa2400a06b7de4f/FLAG5155eafc4 [2024-10-18 10:39:02,824 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/4df62ac86/381228c24c5c4ab8afa2400a06b7de4f [2024-10-18 10:39:02,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 10:39:02,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 10:39:02,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 10:39:02,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 10:39:02,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 10:39:02,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 10:39:02" (1/1) ... [2024-10-18 10:39:02,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e301177 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:02, skipping insertion in model container [2024-10-18 10:39:02,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 10:39:02" (1/1) ... [2024-10-18 10:39:02,936 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 10:39:04,599 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 10:39:04,602 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 10:39:04,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 10:39:04,638 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 10:39:04,797 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-10-18 10:39:04,798 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-10-18 10:39:04,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-10-18 10:39:04,799 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-10-18 10:39:04,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-10-18 10:39:04,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-10-18 10:39:04,800 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-10-18 10:39:04,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-10-18 10:39:04,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-10-18 10:39:04,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-10-18 10:39:04,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-10-18 10:39:04,802 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-10-18 10:39:04,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-10-18 10:39:04,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-10-18 10:39:04,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-10-18 10:39:04,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-10-18 10:39:04,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-10-18 10:39:04,804 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-10-18 10:39:04,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-10-18 10:39:04,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-10-18 10:39:04,805 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-10-18 10:39:04,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-10-18 10:39:04,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-10-18 10:39:04,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-10-18 10:39:04,806 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-10-18 10:39:04,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-10-18 10:39:04,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-10-18 10:39:04,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-10-18 10:39:04,808 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-10-18 10:39:04,808 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-10-18 10:39:04,808 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-10-18 10:39:04,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-10-18 10:39:04,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-10-18 10:39:04,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-10-18 10:39:04,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-10-18 10:39:04,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-10-18 10:39:04,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-10-18 10:39:04,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-10-18 10:39:04,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-10-18 10:39:04,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-10-18 10:39:04,811 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-10-18 10:39:04,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-10-18 10:39:04,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-10-18 10:39:04,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-10-18 10:39:04,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-10-18 10:39:04,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-10-18 10:39:04,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-10-18 10:39:04,813 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-10-18 10:39:04,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-10-18 10:39:04,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-10-18 10:39:04,814 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-10-18 10:39:04,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-10-18 10:39:04,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-10-18 10:39:04,815 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-10-18 10:39:04,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-10-18 10:39:04,816 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-10-18 10:39:04,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-10-18 10:39:04,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-10-18 10:39:04,817 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-10-18 10:39:04,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-10-18 10:39:04,818 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-10-18 10:39:04,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-10-18 10:39:04,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-10-18 10:39:04,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-10-18 10:39:04,819 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-10-18 10:39:04,820 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-10-18 10:39:04,820 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-10-18 10:39:04,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-10-18 10:39:04,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-10-18 10:39:04,821 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-10-18 10:39:04,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-10-18 10:39:04,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-10-18 10:39:04,822 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-10-18 10:39:04,823 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-10-18 10:39:04,823 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-10-18 10:39:04,823 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-10-18 10:39:04,823 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-10-18 10:39:04,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-10-18 10:39:04,824 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-10-18 10:39:04,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-10-18 10:39:04,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-10-18 10:39:04,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-10-18 10:39:04,826 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-10-18 10:39:04,826 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-10-18 10:39:04,826 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-10-18 10:39:04,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-10-18 10:39:04,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-10-18 10:39:04,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-10-18 10:39:04,827 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-10-18 10:39:04,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-10-18 10:39:04,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-10-18 10:39:04,828 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-10-18 10:39:04,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-10-18 10:39:04,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-10-18 10:39:04,829 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-10-18 10:39:04,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-10-18 10:39:04,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-10-18 10:39:04,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-10-18 10:39:04,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-10-18 10:39:04,831 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-10-18 10:39:04,890 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 10:39:04,890 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 10:39:04,896 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 10:39:05,156 INFO L204 MainTranslator]: Completed translation [2024-10-18 10:39:05,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05 WrapperNode [2024-10-18 10:39:05,157 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 10:39:05,158 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 10:39:05,158 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 10:39:05,158 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 10:39:05,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,257 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,314 INFO L138 Inliner]: procedures = 919, calls = 929, calls flagged for inlining = 840, calls inlined = 85, statements flattened = 732 [2024-10-18 10:39:05,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 10:39:05,315 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 10:39:05,315 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 10:39:05,315 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 10:39:05,324 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,324 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,331 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,331 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,357 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,367 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,370 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 10:39:05,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 10:39:05,377 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 10:39:05,377 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 10:39:05,378 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (1/1) ... [2024-10-18 10:39:05,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 10:39:05,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 10:39:05,416 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 10:39:05,418 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 10:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-10-18 10:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 10:39:05,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-18 10:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 10:39:05,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 10:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-10-18 10:39:05,458 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-10-18 10:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-18 10:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-18 10:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-10-18 10:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-18 10:39:05,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-10-18 10:39:05,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-18 10:39:05,460 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 10:39:05,711 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 10:39:05,714 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 10:39:06,695 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 10:39:06,698 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 10:39:07,233 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 10:39:07,233 INFO L314 CfgBuilder]: Removed 72 assume(true) statements. [2024-10-18 10:39:07,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 10:39:07 BoogieIcfgContainer [2024-10-18 10:39:07,234 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 10:39:07,237 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 10:39:07,237 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 10:39:07,240 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 10:39:07,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 10:39:02" (1/3) ... [2024-10-18 10:39:07,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390fbec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 10:39:07, skipping insertion in model container [2024-10-18 10:39:07,241 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:39:05" (2/3) ... [2024-10-18 10:39:07,241 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@390fbec3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 10:39:07, skipping insertion in model container [2024-10-18 10:39:07,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 10:39:07" (3/3) ... [2024-10-18 10:39:07,244 INFO L112 eAbstractionObserver]: Analyzing ICFG cnalock.i [2024-10-18 10:39:07,261 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 10:39:07,262 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-18 10:39:07,262 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 10:39:07,461 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-18 10:39:07,513 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 10:39:07,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 10:39:07,513 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 10:39:07,515 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 10:39:07,518 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 10:39:07,720 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 10:39:07,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:39:07,741 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == runThread1of1ForFork0 ======== [2024-10-18 10:39:07,749 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;@366ace37, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 10:39:07,749 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-18 10:39:08,281 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:39:08,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:39:08,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1565257464, now seen corresponding path program 1 times [2024-10-18 10:39:08,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 10:39:08,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201739845] [2024-10-18 10:39:08,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:39:08,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 10:39:08,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:39:08,517 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 10:39:08,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 10:39:08,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201739845] [2024-10-18 10:39:08,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201739845] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 10:39:08,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 10:39:08,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-18 10:39:08,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1018517755] [2024-10-18 10:39:08,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 10:39:08,527 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-18 10:39:08,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 10:39:08,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-18 10:39:08,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-18 10:39:08,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:08,561 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 10:39:08,562 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 10:39:08,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:08,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:08,721 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-18 10:39:08,722 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:39:08,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:39:08,722 INFO L85 PathProgramCache]: Analyzing trace with hash -424251387, now seen corresponding path program 1 times [2024-10-18 10:39:08,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 10:39:08,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755939203] [2024-10-18 10:39:08,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:39:08,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 10:39:08,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:39:08,954 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 10:39:08,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 10:39:08,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755939203] [2024-10-18 10:39:08,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755939203] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 10:39:08,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 10:39:08,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 10:39:08,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705284452] [2024-10-18 10:39:08,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 10:39:08,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-18 10:39:08,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 10:39:08,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-18 10:39:08,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-18 10:39:08,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:08,963 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 10:39:08,963 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 10:39:08,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:08,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:09,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:09,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:39:09,096 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-18 10:39:09,096 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:39:09,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:39:09,097 INFO L85 PathProgramCache]: Analyzing trace with hash 644711047, now seen corresponding path program 1 times [2024-10-18 10:39:09,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 10:39:09,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77548046] [2024-10-18 10:39:09,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:39:09,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 10:39:09,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:39:09,295 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 10:39:09,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 10:39:09,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77548046] [2024-10-18 10:39:09,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77548046] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 10:39:09,297 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 10:39:09,297 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 10:39:09,297 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441697377] [2024-10-18 10:39:09,297 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 10:39:09,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-18 10:39:09,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 10:39:09,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-18 10:39:09,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-18 10:39:09,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:09,304 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 10:39:09,304 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 10:39:09,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:09,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:39:09,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:09,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:39:09,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:39:09,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:39:09,434 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-18 10:39:09,434 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:39:09,435 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:39:09,435 INFO L85 PathProgramCache]: Analyzing trace with hash 1001139570, now seen corresponding path program 1 times [2024-10-18 10:39:09,435 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 10:39:09,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230605742] [2024-10-18 10:39:09,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:39:09,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 10:39:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:39:32,500 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 10:39:32,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-18 10:39:32,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230605742] [2024-10-18 10:39:32,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230605742] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-18 10:39:32,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149462393] [2024-10-18 10:39:32,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:39:32,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-18 10:39:32,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 10:39:32,505 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 10:39:32,508 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 10:39:32,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:39:32,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 196 conjuncts are in the unsatisfiable core [2024-10-18 10:39:32,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 10:39:32,802 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-10-18 10:39:32,803 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 10:39:32,816 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 10:39:32,968 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 10:39:33,014 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 10:39:33,318 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 19 treesize of output 18 [2024-10-18 10:39:33,327 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 10:39:33,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 10:39:33,559 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 10:39:33,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 10:39:33,570 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 10:39:33,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 10:39:33,715 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 10:39:33,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 10:39:33,722 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 10:39:33,854 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 10:39:33,861 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 10:39:34,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 10:39:34,213 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 10:39:34,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-10-18 10:39:34,221 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 10:39:34,347 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 10:39:34,360 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 10:39:34,874 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 10:39:34,874 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 10:39:35,384 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 10:39:35,730 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 10:39:35,774 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 10:39:35,811 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 10:39:35,853 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 10:39:37,893 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 10:39:39,946 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 10:39:42,001 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 10:39:44,075 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 10:39:46,160 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 10:39:46,308 INFO L349 Elim1Store]: treesize reduction 51, result has 52.8 percent of original size [2024-10-18 10:39:46,308 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 10:39:46,337 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 10:39:46,337 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 10:39:46,356 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 10:39:46,357 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 10:39:46,371 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 10:39:46,408 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 10:39:46,442 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 10:39:46,470 INFO L349 Elim1Store]: treesize reduction 12, result has 62.5 percent of original size [2024-10-18 10:39:46,471 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 10:39:46,511 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 10:39:46,512 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 10:39:46,569 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-10-18 10:39:46,569 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 10:39:46,649 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 10:39:46,670 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 10:40:26,369 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 10:40:26,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149462393] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 10:40:26,370 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-18 10:40:26,370 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 17, 21] total 64 [2024-10-18 10:40:26,371 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1500387256] [2024-10-18 10:40:26,371 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-18 10:40:26,373 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-10-18 10:40:26,373 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-18 10:40:26,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-10-18 10:40:26,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=2659, Unknown=43, NotChecked=1254, Total=4160 [2024-10-18 10:40:26,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:40:26,384 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 10:40:26,384 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 10:40:26,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:40:26,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:40:26,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:40:26,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:40:31,493 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$.base| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (or (and .cse25 (= |c_runThread1of1ForFork0_vatomicptr_xchg_#t~mem441#1.offset| 0)) (and .cse42 .cse43 .cse44 .cse29 .cse30)) (or (< .cse7 .cse45) (= .cse3 .cse26)) (= 5 |c_runThread1of1ForFork0_vatomic32_write_~a#1.base|))))))) is different from false [2024-10-18 10:41:15,134 WARN L539 Checker$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 10:41:17,333 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 10:41:19,383 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$.base| 5) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.offset|) 0) (or (let ((.cse9 ((as const (Array Int Int)) 0))) (let ((.cse13 (@diff .cse0 .cse9))) (let ((.cse10 (store .cse0 .cse13 0))) (let ((.cse12 (+ 3 .cse7 |c_~#nodes~0.offset|)) (.cse11 (@diff .cse10 .cse9))) (and (= .cse9 (store .cse10 .cse11 0)) (or (= .cse9 .cse0) (< .cse12 .cse13)) (or (< .cse12 .cse11) (= .cse9 .cse10)) (not .cse8)))))) (not (= |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| |c_runThread1of1ForFork0_cnalock_acquire_~tail~0#1.base|))))) is different from false [2024-10-18 10:41:26,184 WARN L539 Checker$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 10:41:32,732 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:41:41,250 WARN L539 Checker$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 10:41:48,109 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:41:55,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:03,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:12,039 WARN L539 Checker$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 10:42:14,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:16,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:19,154 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:21,558 WARN L539 Checker$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 10:42:23,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.85s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:25,472 WARN L539 Checker$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 10:42:27,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:30,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:32,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:34,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:36,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:38,255 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:40,651 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:42,910 WARN L539 Checker$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 10:42:44,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:46,403 WARN L539 Checker$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 10:42:48,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:49,460 WARN L539 Checker$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 10:42:51,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:53,209 WARN L539 Checker$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 10:42:54,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:42:56,832 WARN L539 Checker$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 10:42:58,834 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:43:00,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:43:01,492 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:43:02,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:43:08,408 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:43:14,252 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [1] [2024-10-18 10:43:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:15,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-10-18 10:43:15,436 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 10:43:15,623 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 10:43:15,623 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:43:15,624 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:43:15,624 INFO L85 PathProgramCache]: Analyzing trace with hash 1496181733, now seen corresponding path program 1 times [2024-10-18 10:43:15,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-18 10:43:15,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708996064] [2024-10-18 10:43:15,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:43:15,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-18 10:43:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 10:43:15,711 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 10:43:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 10:43:15,802 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-18 10:43:15,802 INFO L332 BasicCegarLoop]: Counterexample is feasible [2024-10-18 10:43:15,803 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location runErr0ASSERT_VIOLATIONUNKNOWN (1 of 2 remaining) [2024-10-18 10:43:15,804 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONUNKNOWN (0 of 2 remaining) [2024-10-18 10:43:15,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-18 10:43:15,809 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-10-18 10:43:15,811 INFO L312 ceAbstractionStarter]: Result for error location runThread1of1ForFork0 was UNSAFE,UNKNOWN (1/2) [2024-10-18 10:43:15,905 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-18 10:43:15,905 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-18 10:43:15,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.10 10:43:15 BasicIcfg [2024-10-18 10:43:15,908 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-18 10:43:15,908 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-18 10:43:15,908 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-18 10:43:15,909 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-18 10:43:15,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 10:39:07" (3/4) ... [2024-10-18 10:43:15,911 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-18 10:43:15,912 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-18 10:43:15,913 INFO L158 Benchmark]: Toolchain (without parser) took 253082.79ms. Allocated memory was 165.7MB in the beginning and 755.0MB in the end (delta: 589.3MB). Free memory was 120.3MB in the beginning and 497.1MB in the end (delta: -376.8MB). Peak memory consumption was 212.5MB. Max. memory is 16.1GB. [2024-10-18 10:43:15,913 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 159.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 10:43:15,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2326.09ms. Allocated memory is still 165.7MB. Free memory was 120.3MB in the beginning and 111.2MB in the end (delta: 9.0MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. [2024-10-18 10:43:15,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.09ms. Allocated memory is still 165.7MB. Free memory was 111.2MB in the beginning and 101.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-18 10:43:15,915 INFO L158 Benchmark]: Boogie Preprocessor took 61.27ms. Allocated memory is still 165.7MB. Free memory was 101.8MB in the beginning and 96.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-18 10:43:15,915 INFO L158 Benchmark]: RCFGBuilder took 1857.09ms. Allocated memory was 165.7MB in the beginning and 274.7MB in the end (delta: 109.1MB). Free memory was 96.6MB in the beginning and 128.8MB in the end (delta: -32.2MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. [2024-10-18 10:43:15,915 INFO L158 Benchmark]: TraceAbstraction took 248671.49ms. Allocated memory was 274.7MB in the beginning and 755.0MB in the end (delta: 480.2MB). Free memory was 127.8MB in the beginning and 497.1MB in the end (delta: -369.3MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. [2024-10-18 10:43:15,915 INFO L158 Benchmark]: Witness Printer took 3.56ms. Allocated memory is still 755.0MB. Free memory is still 497.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 10:43:15,920 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 109.1MB. Free memory was 82.4MB in the beginning and 82.3MB in the end (delta: 159.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2326.09ms. Allocated memory is still 165.7MB. Free memory was 120.3MB in the beginning and 111.2MB in the end (delta: 9.0MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.09ms. Allocated memory is still 165.7MB. Free memory was 111.2MB in the beginning and 101.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.27ms. Allocated memory is still 165.7MB. Free memory was 101.8MB in the beginning and 96.6MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1857.09ms. Allocated memory was 165.7MB in the beginning and 274.7MB in the end (delta: 109.1MB). Free memory was 96.6MB in the beginning and 128.8MB in the end (delta: -32.2MB). Peak memory consumption was 107.0MB. Max. memory is 16.1GB. * TraceAbstraction took 248671.49ms. Allocated memory was 274.7MB in the beginning and 755.0MB in the end (delta: 480.2MB). Free memory was 127.8MB in the beginning and 497.1MB in the end (delta: -369.3MB). Peak memory consumption was 110.9MB. Max. memory is 16.1GB. * Witness Printer took 3.56ms. Allocated memory is still 755.0MB. Free memory is still 497.1MB. 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: 902, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 21, independent unconditional: 686, 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: 715, independent: 707, independent conditional: 21, independent unconditional: 686, 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: 501, independent: 201, independent conditional: 0, independent unconditional: 201, dependent: 301, dependent conditional: 0, dependent unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 715, independent: 104, independent conditional: 21, independent unconditional: 83, 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: 715, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 21, independent unconditional: 686, 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: 715, independent: 707, independent conditional: 21, independent unconditional: 686, 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: 501, independent: 201, independent conditional: 0, independent unconditional: 201, dependent: 301, dependent conditional: 0, dependent unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 715, independent: 104, independent conditional: 21, independent unconditional: 83, 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: 902, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 21, independent unconditional: 686, 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: 715, independent: 707, independent conditional: 21, independent unconditional: 686, 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: 501, independent: 201, independent conditional: 0, independent unconditional: 201, dependent: 301, dependent conditional: 0, dependent unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 715, independent: 104, independent conditional: 21, independent unconditional: 83, 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: 715, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 21, independent unconditional: 686, 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: 715, independent: 707, independent conditional: 21, independent unconditional: 686, 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: 501, independent: 201, independent conditional: 0, independent unconditional: 201, dependent: 301, dependent conditional: 0, dependent unconditional: 301, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 715, independent: 104, independent conditional: 21, independent unconditional: 83, 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: 248.1s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 170.0s, 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: 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, 0.4s SatisfiabilityAnalysisTime, 76.9s 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 10:43:15,960 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 10:43:16,283 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 IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -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 10:43:18,251 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-18 10:43:18,309 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2024-10-18 10:43:18,317 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-18 10:43:18,317 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-18 10:43:18,352 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-18 10:43:18,352 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-18 10:43:18,353 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-18 10:43:18,357 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-18 10:43:18,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-18 10:43:18,357 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-18 10:43:18,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-18 10:43:18,358 INFO L153 SettingsManager]: * Use SBE=true [2024-10-18 10:43:18,358 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-18 10:43:18,359 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-18 10:43:18,359 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-18 10:43:18,359 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-18 10:43:18,359 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-18 10:43:18,360 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-18 10:43:18,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-18 10:43:18,364 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-18 10:43:18,365 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-18 10:43:18,365 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-18 10:43:18,365 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-18 10:43:18,366 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-18 10:43:18,366 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-18 10:43:18,366 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-18 10:43:18,366 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-18 10:43:18,366 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-18 10:43:18,367 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-18 10:43:18,367 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-18 10:43:18,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 10:43:18,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-18 10:43:18,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-18 10:43:18,368 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-18 10:43:18,369 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-18 10:43:18,370 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-18 10:43:18,370 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-18 10:43:18,370 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-18 10:43:18,371 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-18 10:43:18,371 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-18 10:43:18,371 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-18 10:43:18,371 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-18 10:43:18,371 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34e9f64e541272dd9ea9a959271dc176e797335c8277127c4c0a13bf1a3bf002 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-10-18 10:43:18,667 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-18 10:43:18,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-18 10:43:18,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-18 10:43:18,694 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-18 10:43:18,695 INFO L274 PluginConnector]: CDTParser initialized [2024-10-18 10:43:18,696 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/libvsync/cnalock.i [2024-10-18 10:43:20,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-18 10:43:20,599 INFO L384 CDTParser]: Found 1 translation units. [2024-10-18 10:43:20,599 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/libvsync/cnalock.i [2024-10-18 10:43:20,645 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c055c5a7c/e94d620e2fb6496bb418c7343e1269d8/FLAG77f1b9827 [2024-10-18 10:43:20,715 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c055c5a7c/e94d620e2fb6496bb418c7343e1269d8 [2024-10-18 10:43:20,718 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-18 10:43:20,720 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-18 10:43:20,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-18 10:43:20,722 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-18 10:43:20,727 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-18 10:43:20,728 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 10:43:20" (1/1) ... [2024-10-18 10:43:20,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1740db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:20, skipping insertion in model container [2024-10-18 10:43:20,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.10 10:43:20" (1/1) ... [2024-10-18 10:43:20,805 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-18 10:43:22,232 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 10:43:22,241 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 10:43:22,256 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 10:43:22,277 INFO L200 MainTranslator]: Completed pre-run [2024-10-18 10:43:22,373 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-10-18 10:43:22,375 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-10-18 10:43:22,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-10-18 10:43:22,376 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-10-18 10:43:22,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-10-18 10:43:22,377 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-10-18 10:43:22,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-10-18 10:43:22,378 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-10-18 10:43:22,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-10-18 10:43:22,379 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-10-18 10:43:22,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-10-18 10:43:22,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-10-18 10:43:22,380 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-10-18 10:43:22,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-10-18 10:43:22,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-10-18 10:43:22,382 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-10-18 10:43:22,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-10-18 10:43:22,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-10-18 10:43:22,384 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-10-18 10:43:22,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-10-18 10:43:22,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-10-18 10:43:22,385 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-10-18 10:43:22,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-10-18 10:43:22,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-10-18 10:43:22,386 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-10-18 10:43:22,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-10-18 10:43:22,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-10-18 10:43:22,389 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-10-18 10:43:22,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-10-18 10:43:22,390 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-10-18 10:43:22,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-10-18 10:43:22,391 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-10-18 10:43:22,392 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-10-18 10:43:22,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-10-18 10:43:22,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-10-18 10:43:22,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-10-18 10:43:22,393 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-10-18 10:43:22,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-10-18 10:43:22,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-10-18 10:43:22,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-10-18 10:43:22,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-10-18 10:43:22,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-10-18 10:43:22,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-10-18 10:43:22,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-10-18 10:43:22,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-10-18 10:43:22,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-10-18 10:43:22,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-10-18 10:43:22,398 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-10-18 10:43:22,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-10-18 10:43:22,399 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-10-18 10:43:22,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-10-18 10:43:22,400 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-10-18 10:43:22,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-10-18 10:43:22,401 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-10-18 10:43:22,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-10-18 10:43:22,402 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-10-18 10:43:22,403 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-10-18 10:43:22,404 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-10-18 10:43:22,404 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-10-18 10:43:22,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-10-18 10:43:22,406 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-10-18 10:43:22,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-10-18 10:43:22,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-10-18 10:43:22,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-10-18 10:43:22,407 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-10-18 10:43:22,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-10-18 10:43:22,408 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-10-18 10:43:22,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-10-18 10:43:22,410 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-10-18 10:43:22,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-10-18 10:43:22,411 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-10-18 10:43:22,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-10-18 10:43:22,412 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-10-18 10:43:22,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-10-18 10:43:22,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-10-18 10:43:22,413 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-10-18 10:43:22,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-10-18 10:43:22,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-10-18 10:43:22,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-10-18 10:43:22,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-10-18 10:43:22,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-10-18 10:43:22,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-10-18 10:43:22,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-10-18 10:43:22,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-10-18 10:43:22,418 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-10-18 10:43:22,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-10-18 10:43:22,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-10-18 10:43:22,420 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-10-18 10:43:22,421 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-10-18 10:43:22,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-10-18 10:43:22,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-10-18 10:43:22,422 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-10-18 10:43:22,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-10-18 10:43:22,423 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-10-18 10:43:22,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-10-18 10:43:22,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-10-18 10:43:22,425 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-10-18 10:43:22,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-10-18 10:43:22,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-10-18 10:43:22,426 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-10-18 10:43:22,505 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 10:43:22,507 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 10:43:22,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-18 10:43:22,866 INFO L204 MainTranslator]: Completed translation [2024-10-18 10:43:22,866 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22 WrapperNode [2024-10-18 10:43:22,866 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-18 10:43:22,867 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-18 10:43:22,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-18 10:43:22,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-18 10:43:22,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:22,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,051 INFO L138 Inliner]: procedures = 927, calls = 929, calls flagged for inlining = 840, calls inlined = 85, statements flattened = 733 [2024-10-18 10:43:23,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-18 10:43:23,052 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-18 10:43:23,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-18 10:43:23,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-18 10:43:23,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,077 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,110 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,124 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,132 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,150 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-18 10:43:23,155 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-18 10:43:23,155 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-18 10:43:23,155 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-18 10:43:23,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (1/1) ... [2024-10-18 10:43:23,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-18 10:43:23,173 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 10:43:23,185 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 10:43:23,188 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 10:43:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-18 10:43:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-10-18 10:43:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-18 10:43:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-18 10:43:23,224 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-10-18 10:43:23,224 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-10-18 10:43:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-18 10:43:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-10-18 10:43:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-18 10:43:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-18 10:43:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-10-18 10:43:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-10-18 10:43:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-10-18 10:43:23,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-10-18 10:43:23,227 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 10:43:23,414 INFO L238 CfgBuilder]: Building ICFG [2024-10-18 10:43:23,416 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-18 10:43:24,483 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-18 10:43:24,483 INFO L287 CfgBuilder]: Performing block encoding [2024-10-18 10:43:25,020 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-18 10:43:25,020 INFO L314 CfgBuilder]: Removed 72 assume(true) statements. [2024-10-18 10:43:25,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 10:43:25 BoogieIcfgContainer [2024-10-18 10:43:25,021 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-18 10:43:25,023 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-18 10:43:25,023 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-18 10:43:25,026 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-18 10:43:25,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.10 10:43:20" (1/3) ... [2024-10-18 10:43:25,027 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70cd591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 10:43:25, skipping insertion in model container [2024-10-18 10:43:25,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.10 10:43:22" (2/3) ... [2024-10-18 10:43:25,028 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70cd591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.10 10:43:25, skipping insertion in model container [2024-10-18 10:43:25,029 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 10:43:25" (3/3) ... [2024-10-18 10:43:25,030 INFO L112 eAbstractionObserver]: Analyzing ICFG cnalock.i [2024-10-18 10:43:25,045 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-18 10:43:25,045 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-18 10:43:25,046 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-18 10:43:25,231 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-10-18 10:43:25,276 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-18 10:43:25,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-18 10:43:25,276 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-18 10:43:25,278 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 10:43:25,280 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 10:43:25,427 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-18 10:43:25,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:43:25,444 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == runThread1of1ForFork0 ======== [2024-10-18 10:43:25,449 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;@64e419a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-18 10:43:25,449 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-10-18 10:43:25,969 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:43:25,971 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:43:25,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1849520630, now seen corresponding path program 1 times [2024-10-18 10:43:25,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 10:43:25,984 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1824946472] [2024-10-18 10:43:25,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:43:25,985 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 10:43:25,986 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 10:43:26,008 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 10:43:26,009 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 10:43:26,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:43:26,216 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-10-18 10:43:26,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 10:43:26,231 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 10:43:26,232 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-18 10:43:26,233 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 10:43:26,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1824946472] [2024-10-18 10:43:26,234 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1824946472] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 10:43:26,234 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 10:43:26,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-18 10:43:26,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557333033] [2024-10-18 10:43:26,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 10:43:26,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-18 10:43:26,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 10:43:26,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-18 10:43:26,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-18 10:43:26,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:26,271 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 10:43:26,272 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 10:43:26,272 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:26,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:26,451 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-18 10:43:26,649 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 10:43:26,650 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:43:26,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:43:26,651 INFO L85 PathProgramCache]: Analyzing trace with hash 729344775, now seen corresponding path program 1 times [2024-10-18 10:43:26,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 10:43:26,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2078537795] [2024-10-18 10:43:26,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:43:26,652 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 10:43:26,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 10:43:26,655 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 10:43:26,656 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 10:43:26,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:43:26,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-18 10:43:26,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 10:43:26,843 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 10:43:26,844 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-18 10:43:26,844 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 10:43:26,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2078537795] [2024-10-18 10:43:26,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2078537795] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 10:43:26,844 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 10:43:26,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 10:43:26,845 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114119275] [2024-10-18 10:43:26,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 10:43:26,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-18 10:43:26,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 10:43:26,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-18 10:43:26,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-18 10:43:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:26,850 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 10:43:26,850 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 10:43:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:27,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:27,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:27,158 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 10:43:27,350 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 10:43:27,351 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:43:27,351 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:43:27,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1776122439, now seen corresponding path program 1 times [2024-10-18 10:43:27,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 10:43:27,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1160383929] [2024-10-18 10:43:27,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:43:27,352 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 10:43:27,353 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 10:43:27,356 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 10:43:27,357 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 10:43:27,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:43:27,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-10-18 10:43:27,650 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 10:43:27,663 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 10:43:27,664 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-18 10:43:27,664 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 10:43:27,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1160383929] [2024-10-18 10:43:27,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1160383929] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-18 10:43:27,664 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-18 10:43:27,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-18 10:43:27,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [766502220] [2024-10-18 10:43:27,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-18 10:43:27,665 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-18 10:43:27,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 10:43:27,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-18 10:43:27,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-18 10:43:27,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:27,669 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 10:43:27,669 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 10:43:27,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:27,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:27,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:27,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:27,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:27,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:27,880 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 10:43:28,069 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 10:43:28,070 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:43:28,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:43:28,071 INFO L85 PathProgramCache]: Analyzing trace with hash -1019599374, now seen corresponding path program 1 times [2024-10-18 10:43:28,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 10:43:28,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [350111689] [2024-10-18 10:43:28,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:43:28,072 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 10:43:28,072 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 10:43:28,075 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 10:43:28,077 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 10:43:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-18 10:43:28,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 47 conjuncts are in the unsatisfiable core [2024-10-18 10:43:28,479 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-18 10:43:28,531 INFO L349 Elim1Store]: treesize reduction 6, result has 40.0 percent of original size [2024-10-18 10:43:28,532 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 10:43:28,541 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 10:43:28,551 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 10:43:28,692 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 10:43:28,700 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 10:43:28,823 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 10:43:28,831 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 10:43:29,034 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 10:43:29,042 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 10:43:29,084 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 10:43:29,092 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 10:43:29,135 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 10:43:29,142 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 10:43:29,243 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 10:43:29,244 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-18 10:43:29,331 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$.base| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| v_ArrVal_152) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|))) (forall ((v_ArrVal_151 (Array (_ BitVec 32) (_ BitVec 32)))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomic32_write_~a#1.base| v_ArrVal_151) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) (_ bv0 32)))) is different from false [2024-10-18 10:43:29,351 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$.base| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_152) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|))) (forall ((v_ArrVal_151 (Array (_ BitVec 32) (_ BitVec 32)))) (= (select (select (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_151) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) (_ bv0 32)))) is different from false [2024-10-18 10:43:29,385 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_152 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_149 (Array (_ BitVec 32) (_ BitVec 32)))) (= (select (select (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| v_ArrVal_149) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_152) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) (_ bv0 32))) (forall ((v_ArrVal_150 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_151 (Array (_ BitVec 32) (_ BitVec 32)))) (= (select (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| v_ArrVal_150) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_151) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|) (_ bv0 32)))) is different from false [2024-10-18 10:43:29,411 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_147 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_151 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 32) (select (select (store (store |c_#memory_$Pointer$.offset| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| v_ArrVal_147) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_151) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|))) (forall ((v_ArrVal_148 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_152 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 32) (select (select (store (store |c_#memory_$Pointer$.base| |c_runThread1of1ForFork0_vatomicptr_write_~a#1.base| v_ArrVal_148) |c_runThread1of1ForFork0_cnalock_acquire_~me#1.base| v_ArrVal_152) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.base|) |c_runThread1of1ForFork0_cnalock_acquire_~lock#1.offset|)))) is different from false [2024-10-18 10:43:29,426 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 10:43:29,545 WARN L851 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_145 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_152 (Array (_ BitVec 32) (_ BitVec 32)))) (= (_ bv0 32) (select (select (store (store |c_#memory_$Pointer$.base| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_145) |c_~#nodes~0.base| v_ArrVal_152) |c_~#lock~0.base|) |c_~#lock~0.offset|))) (forall ((v_ArrVal_146 (Array (_ BitVec 32) (_ BitVec 32))) (v_ArrVal_151 (Array (_ BitVec 32) (_ BitVec 32)))) (= (select (select (store (store |c_#memory_$Pointer$.offset| |c_ULTIMATE.start_main_~#t~0#1.base| v_ArrVal_146) |c_~#nodes~0.base| v_ArrVal_151) |c_~#lock~0.base|) |c_~#lock~0.offset|) (_ bv0 32)))) is different from false [2024-10-18 10:43:29,671 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 10:43:29,672 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-18 10:43:29,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [350111689] [2024-10-18 10:43:29,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [350111689] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-18 10:43:29,673 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-18 10:43:29,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 18 [2024-10-18 10:43:29,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473162504] [2024-10-18 10:43:29,673 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-18 10:43:29,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-10-18 10:43:29,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-18 10:43:29,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-10-18 10:43:29,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=129, Unknown=6, NotChecked=162, Total=342 [2024-10-18 10:43:29,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:29,681 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-18 10:43:29,682 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 10:43:29,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:29,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:29,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:30,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-18 10:43:30,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:30,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-18 10:43:30,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-18 10:43:30,639 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 10:43:30,832 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 10:43:30,833 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting runErr0ASSERT_VIOLATIONUNKNOWN === [runErr0ASSERT_VIOLATIONUNKNOWN, runErr1ASSERT_VIOLATIONUNKNOWN] === [2024-10-18 10:43:30,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-18 10:43:30,833 INFO L85 PathProgramCache]: Analyzing trace with hash 397083301, now seen corresponding path program 1 times [2024-10-18 10:43:30,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-18 10:43:30,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [932673504] [2024-10-18 10:43:30,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-18 10:43:30,834 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 10:43:30,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/mathsat [2024-10-18 10:43:30,836 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 10:43:30,837 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 10:43:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 10:43:31,150 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-18 10:43:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-18 10:43:31,476 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2024-10-18 10:43:31,476 INFO L332 BasicCegarLoop]: Counterexample is feasible [2024-10-18 10:43:31,477 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location runErr0ASSERT_VIOLATIONUNKNOWN (1 of 2 remaining) [2024-10-18 10:43:31,478 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location runErr1ASSERT_VIOLATIONUNKNOWN (0 of 2 remaining) [2024-10-18 10:43:31,489 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 10:43:31,679 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 10:43:31,689 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2024-10-18 10:43:31,691 INFO L312 ceAbstractionStarter]: Result for error location runThread1of1ForFork0 was UNSAFE,UNKNOWN (1/2) [2024-10-18 10:43:31,796 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-18 10:43:31,797 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-18 10:43:31,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.10 10:43:31 BasicIcfg [2024-10-18 10:43:31,800 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-18 10:43:31,800 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-18 10:43:31,800 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-18 10:43:31,801 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-18 10:43:31,801 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.10 10:43:25" (3/4) ... [2024-10-18 10:43:31,803 INFO L142 WitnessPrinter]: No result that supports witness generation found [2024-10-18 10:43:31,804 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-18 10:43:31,804 INFO L158 Benchmark]: Toolchain (without parser) took 11084.03ms. Allocated memory was 73.4MB in the beginning and 329.3MB in the end (delta: 255.9MB). Free memory was 47.7MB in the beginning and 104.6MB in the end (delta: -57.0MB). Peak memory consumption was 198.5MB. Max. memory is 16.1GB. [2024-10-18 10:43:31,804 INFO L158 Benchmark]: CDTParser took 0.81ms. Allocated memory is still 54.5MB. Free memory is still 37.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 10:43:31,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2144.17ms. Allocated memory was 73.4MB in the beginning and 130.0MB in the end (delta: 56.6MB). Free memory was 47.4MB in the beginning and 39.5MB in the end (delta: 7.9MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. [2024-10-18 10:43:31,805 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.17ms. Allocated memory is still 130.0MB. Free memory was 39.5MB in the beginning and 79.5MB in the end (delta: -40.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2024-10-18 10:43:31,805 INFO L158 Benchmark]: Boogie Preprocessor took 101.59ms. Allocated memory is still 130.0MB. Free memory was 79.5MB in the beginning and 73.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-10-18 10:43:31,806 INFO L158 Benchmark]: RCFGBuilder took 1866.16ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 73.2MB in the beginning and 66.9MB in the end (delta: 6.3MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. [2024-10-18 10:43:31,807 INFO L158 Benchmark]: TraceAbstraction took 6777.12ms. Allocated memory was 186.6MB in the beginning and 329.3MB in the end (delta: 142.6MB). Free memory was 65.9MB in the beginning and 104.6MB in the end (delta: -38.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2024-10-18 10:43:31,807 INFO L158 Benchmark]: Witness Printer took 3.42ms. Allocated memory is still 329.3MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-18 10:43:31,809 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81ms. Allocated memory is still 54.5MB. Free memory is still 37.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2144.17ms. Allocated memory was 73.4MB in the beginning and 130.0MB in the end (delta: 56.6MB). Free memory was 47.4MB in the beginning and 39.5MB in the end (delta: 7.9MB). Peak memory consumption was 67.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.17ms. Allocated memory is still 130.0MB. Free memory was 39.5MB in the beginning and 79.5MB in the end (delta: -40.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.59ms. Allocated memory is still 130.0MB. Free memory was 79.5MB in the beginning and 73.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1866.16ms. Allocated memory was 130.0MB in the beginning and 186.6MB in the end (delta: 56.6MB). Free memory was 73.2MB in the beginning and 66.9MB in the end (delta: 6.3MB). Peak memory consumption was 76.5MB. Max. memory is 16.1GB. * TraceAbstraction took 6777.12ms. Allocated memory was 186.6MB in the beginning and 329.3MB in the end (delta: 142.6MB). Free memory was 65.9MB in the beginning and 104.6MB in the end (delta: -38.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * Witness Printer took 3.42ms. Allocated memory is still 329.3MB. Free memory is still 104.6MB. 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: 890, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 17, independent unconditional: 690, 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: 715, independent: 707, independent conditional: 17, independent unconditional: 690, 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: 446, independent: 104, independent conditional: 0, independent unconditional: 104, dependent: 342, dependent conditional: 0, dependent unconditional: 342, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 715, independent: 104, independent conditional: 17, independent unconditional: 87, 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: 715, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 17, independent unconditional: 690, 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: 715, independent: 707, independent conditional: 17, independent unconditional: 690, 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: 446, independent: 104, independent conditional: 0, independent unconditional: 104, dependent: 342, dependent conditional: 0, dependent unconditional: 342, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 715, independent: 104, independent conditional: 17, independent unconditional: 87, 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: 0.5s, 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: 890, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 711, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 17, independent unconditional: 690, 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: 715, independent: 707, independent conditional: 17, independent unconditional: 690, 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: 446, independent: 104, independent conditional: 0, independent unconditional: 104, dependent: 342, dependent conditional: 0, dependent unconditional: 342, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 715, independent: 104, independent conditional: 17, independent unconditional: 87, 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: 715, independent: 707, independent conditional: 73, independent unconditional: 634, 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: 715, independent: 707, independent conditional: 17, independent unconditional: 690, 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: 715, independent: 707, independent conditional: 17, independent unconditional: 690, 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: 446, independent: 104, independent conditional: 0, independent unconditional: 104, dependent: 342, dependent conditional: 0, dependent unconditional: 342, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 715, independent: 104, independent conditional: 17, independent unconditional: 87, 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: 6.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 2.1s, 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: 0.3s SsaConstructionTime, 0.6s 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 10:43:31,840 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 10:43:32,040 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample