./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe012_tso.i --full-output --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b86fb0b7 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe012_tso.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 8ab6224550afdc7bd147a853b67470808fdf25e83f86b697677572dc7a8a62dd --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 5 -tc /storage/repos/ultimate/releaseScripts/default/benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.conditional-comm-b86fb0b-m [2024-10-19 02:28:55,851 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 02:28:55,937 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 02:28:55,942 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 02:28:55,945 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 02:28:55,978 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 02:28:55,980 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 02:28:55,981 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 02:28:55,982 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 02:28:55,983 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 02:28:55,984 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 02:28:55,984 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 02:28:55,985 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 02:28:55,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 02:28:55,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 02:28:55,987 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 02:28:55,988 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 02:28:55,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 02:28:55,988 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 02:28:55,988 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 02:28:55,988 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 02:28:55,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 02:28:55,991 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 02:28:55,992 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 02:28:55,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 02:28:55,992 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 02:28:55,992 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 02:28:55,993 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 02:28:55,993 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 02:28:55,993 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 02:28:55,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 02:28:55,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 02:28:55,994 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 02:28:55,994 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 02:28:55,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 02:28:55,996 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 02:28:55,996 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 02:28:55,997 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 02:28:55,997 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 02:28:55,997 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 02:28:55,998 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 02:28:55,998 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 -> 8ab6224550afdc7bd147a853b67470808fdf25e83f86b697677572dc7a8a62dd Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 5 [2024-10-19 02:28:56,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 02:28:56,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 02:28:56,280 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 02:28:56,281 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 02:28:56,282 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 02:28:56,283 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe012_tso.i [2024-10-19 02:28:57,732 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 02:28:57,989 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 02:28:57,989 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_tso.i [2024-10-19 02:28:58,003 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b41219dde/6f2bb72c94f34459b49319a57464ce1f/FLAG7fb171464 [2024-10-19 02:28:58,021 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/b41219dde/6f2bb72c94f34459b49319a57464ce1f [2024-10-19 02:28:58,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 02:28:58,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 02:28:58,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 02:28:58,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 02:28:58,033 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 02:28:58,033 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,034 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28998aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58, skipping insertion in model container [2024-10-19 02:28:58,034 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,085 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 02:28:58,285 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_tso.i[945,958] [2024-10-19 02:28:58,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 02:28:58,473 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 02:28:58,488 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe012_tso.i[945,958] [2024-10-19 02:28:58,524 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 02:28:58,560 INFO L204 MainTranslator]: Completed translation [2024-10-19 02:28:58,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58 WrapperNode [2024-10-19 02:28:58,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 02:28:58,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 02:28:58,562 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 02:28:58,562 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 02:28:58,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,610 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2024-10-19 02:28:58,611 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 02:28:58,611 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 02:28:58,612 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 02:28:58,612 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 02:28:58,618 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,618 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,623 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,630 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,632 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,635 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,637 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 02:28:58,638 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 02:28:58,638 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 02:28:58,639 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 02:28:58,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (1/1) ... [2024-10-19 02:28:58,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 02:28:58,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 02:28:58,674 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) [2024-10-19 02:28:58,676 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 [2024-10-19 02:28:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 02:28:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 02:28:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-19 02:28:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-19 02:28:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-19 02:28:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-19 02:28:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-19 02:28:58,717 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-19 02:28:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 02:28:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 02:28:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 02:28:58,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 02:28:58,719 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-10-19 02:28:58,826 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 02:28:58,828 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 02:28:58,992 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 02:28:58,992 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 02:28:59,078 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 02:28:59,078 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-19 02:28:59,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:28:59 BoogieIcfgContainer [2024-10-19 02:28:59,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 02:28:59,083 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 02:28:59,083 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 02:28:59,086 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 02:28:59,087 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:28:58" (1/3) ... [2024-10-19 02:28:59,088 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4121f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:28:59, skipping insertion in model container [2024-10-19 02:28:59,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:28:58" (2/3) ... [2024-10-19 02:28:59,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e4121f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:28:59, skipping insertion in model container [2024-10-19 02:28:59,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:28:59" (3/3) ... [2024-10-19 02:28:59,092 INFO L112 eAbstractionObserver]: Analyzing ICFG safe012_tso.i [2024-10-19 02:28:59,109 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 02:28:59,110 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-19 02:28:59,112 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 02:28:59,158 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 02:28:59,242 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 02:28:59,245 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 02:28:59,246 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 02:28:59,249 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) [2024-10-19 02:28:59,250 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 [2024-10-19 02:28:59,390 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 02:28:59,410 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:28:59,414 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 02:28:59,423 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;@5d3d6384, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerTraceCheckMode=GENERATOR, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=5, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-10-19 02:28:59,423 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-19 02:29:00,137 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:29:00,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:29:00,141 INFO L85 PathProgramCache]: Analyzing trace with hash 93408395, now seen corresponding path program 1 times [2024-10-19 02:29:00,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:29:00,151 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582512561] [2024-10-19 02:29:00,151 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:00,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:29:00,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 02:29:00,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:29:00,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582512561] [2024-10-19 02:29:00,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582512561] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:29:00,763 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:29:00,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 02:29:00,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641910049] [2024-10-19 02:29:00,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:29:00,768 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 02:29:00,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:29:00,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 02:29:00,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-19 02:29:00,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:29:00,791 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:29:00,792 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 5 states have internal predecessors, (26), 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) [2024-10-19 02:29:00,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:29:01,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1159407048, now seen corresponding path program 1 times [2024-10-19 02:29:01,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:01,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:01,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:01,127 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:01,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:01,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:01,251 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,SelfDestructingSolverStorable0 [2024-10-19 02:29:01,252 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:29:01,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:29:01,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1637465343, now seen corresponding path program 1 times [2024-10-19 02:29:01,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:29:01,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707409565] [2024-10-19 02:29:01,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:01,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:29:01,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 02:29:01,479 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:29:01,479 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707409565] [2024-10-19 02:29:01,480 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707409565] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:29:01,480 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:29:01,480 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 02:29:01,480 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803910066] [2024-10-19 02:29:01,481 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:29:01,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 02:29:01,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:29:01,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 02:29:01,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 02:29:01,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:29:01,485 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:29:01,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 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) [2024-10-19 02:29:01,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:01,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:29:01,657 INFO L85 PathProgramCache]: Analyzing trace with hash -1159407041, now seen corresponding path program 1 times [2024-10-19 02:29:01,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:01,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:01,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:01,673 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:01,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:01,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1770952577, now seen corresponding path program 1 times [2024-10-19 02:29:01,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:01,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:01,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:01,865 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:01,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,137 INFO L85 PathProgramCache]: Analyzing trace with hash -919702332, now seen corresponding path program 1 times [2024-10-19 02:29:02,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:02,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:02,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:02,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,194 INFO L85 PathProgramCache]: Analyzing trace with hash -1276593198, now seen corresponding path program 1 times [2024-10-19 02:29:02,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:02,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,204 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:02,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1703748013, now seen corresponding path program 1 times [2024-10-19 02:29:02,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:02,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,337 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,533 INFO L85 PathProgramCache]: Analyzing trace with hash 812425471, now seen corresponding path program 1 times [2024-10-19 02:29:02,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:02,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:02,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,644 INFO L85 PathProgramCache]: Analyzing trace with hash 232317609, now seen corresponding path program 1 times [2024-10-19 02:29:02,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:02,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:02,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,653 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1464470456, now seen corresponding path program 1 times [2024-10-19 02:29:02,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:02,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,773 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:02,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,806 INFO L85 PathProgramCache]: Analyzing trace with hash 1155620272, now seen corresponding path program 1 times [2024-10-19 02:29:02,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:02,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:02,816 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:02,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:03,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1738545825, now seen corresponding path program 1 times [2024-10-19 02:29:03,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:03,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:03,810 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:04,094 INFO L85 PathProgramCache]: Analyzing trace with hash 1752822880, now seen corresponding path program 1 times [2024-10-19 02:29:04,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:04,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:04,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:04,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:04,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:04,132 INFO L85 PathProgramCache]: Analyzing trace with hash -2021650740, now seen corresponding path program 1 times [2024-10-19 02:29:04,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:04,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:04,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:04,139 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:04,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:04,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 02:29:04,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-10-19 02:29:04,219 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:29:04,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:29:04,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1196005029, now seen corresponding path program 2 times [2024-10-19 02:29:04,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:29:04,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [323882661] [2024-10-19 02:29:04,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:04,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:04,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:29:04,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 02:29:04,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:29:04,341 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [323882661] [2024-10-19 02:29:04,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [323882661] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:29:04,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:29:04,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 02:29:04,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55848928] [2024-10-19 02:29:04,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:29:04,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 02:29:04,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:29:04,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 02:29:04,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 02:29:04,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:29:04,345 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:29:04,345 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 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) [2024-10-19 02:29:04,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:04,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 02:29:04,346 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:29:05,397 INFO L85 PathProgramCache]: Analyzing trace with hash 1738545944, now seen corresponding path program 1 times [2024-10-19 02:29:05,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:05,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:05,403 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:05,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:06,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1752823065, now seen corresponding path program 1 times [2024-10-19 02:29:06,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:06,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:06,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:06,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:06,405 INFO L85 PathProgramCache]: Analyzing trace with hash -2021650557, now seen corresponding path program 1 times [2024-10-19 02:29:06,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:06,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:06,411 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:06,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1450677822, now seen corresponding path program 1 times [2024-10-19 02:29:06,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:06,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:06,582 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:07,286 INFO L85 PathProgramCache]: Analyzing trace with hash -24908676, now seen corresponding path program 1 times [2024-10-19 02:29:07,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:07,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:07,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:07,293 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:07,336 INFO L85 PathProgramCache]: Analyzing trace with hash -123619620, now seen corresponding path program 1 times [2024-10-19 02:29:07,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:07,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:07,342 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:07,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:07,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:07,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 02:29:07,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:07,433 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-10-19 02:29:07,433 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 02:29:07,434 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:29:07,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1437093273, now seen corresponding path program 3 times [2024-10-19 02:29:07,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:29:07,435 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130241489] [2024-10-19 02:29:07,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:07,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:29:07,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-19 02:29:07,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:29:07,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130241489] [2024-10-19 02:29:07,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130241489] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:29:07,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:29:07,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 02:29:07,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856865177] [2024-10-19 02:29:07,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:29:07,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 02:29:07,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:29:07,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 02:29:07,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 02:29:07,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:29:07,589 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:29:07,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 5 states have internal predecessors, (31), 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) [2024-10-19 02:29:07,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:07,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 02:29:07,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:07,590 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:29:09,030 INFO L85 PathProgramCache]: Analyzing trace with hash 1738546270, now seen corresponding path program 1 times [2024-10-19 02:29:09,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:29:09,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:29:09,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:09,037 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:29:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:29:12,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:12,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 02:29:12,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:12,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:29:12,268 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-10-19 02:29:12,268 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-10-19 02:29:12,268 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-10-19 02:29:12,268 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-10-19 02:29:12,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,SelfDestructingSolverStorable23 [2024-10-19 02:29:12,280 INFO L414 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-19 02:29:12,287 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-19 02:29:12,289 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-19 02:29:12,294 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:29:12 BasicIcfg [2024-10-19 02:29:12,298 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-19 02:29:12,299 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-19 02:29:12,299 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-19 02:29:12,299 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-19 02:29:12,300 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:28:59" (3/4) ... [2024-10-19 02:29:12,301 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-19 02:29:12,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-19 02:29:12,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-19 02:29:12,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-10-19 02:29:12,312 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 37 nodes and edges [2024-10-19 02:29:12,312 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-19 02:29:12,312 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-19 02:29:12,312 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-19 02:29:12,404 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-19 02:29:12,407 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-19 02:29:12,407 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-19 02:29:12,407 INFO L158 Benchmark]: Toolchain (without parser) took 14381.85ms. Allocated memory was 148.9MB in the beginning and 339.7MB in the end (delta: 190.8MB). Free memory was 93.4MB in the beginning and 246.6MB in the end (delta: -153.2MB). Peak memory consumption was 40.3MB. Max. memory is 16.1GB. [2024-10-19 02:29:12,408 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 148.9MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 02:29:12,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 532.55ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 70.9MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-10-19 02:29:12,408 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.35ms. Allocated memory is still 148.9MB. Free memory was 70.9MB in the beginning and 69.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 02:29:12,409 INFO L158 Benchmark]: Boogie Preprocessor took 26.12ms. Allocated memory is still 148.9MB. Free memory was 69.3MB in the beginning and 67.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 02:29:12,409 INFO L158 Benchmark]: RCFGBuilder took 440.95ms. Allocated memory is still 148.9MB. Free memory was 67.7MB in the beginning and 48.3MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-19 02:29:12,411 INFO L158 Benchmark]: TraceAbstraction took 13215.62ms. Allocated memory was 148.9MB in the beginning and 339.7MB in the end (delta: 190.8MB). Free memory was 47.3MB in the beginning and 250.8MB in the end (delta: -203.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 02:29:12,412 INFO L158 Benchmark]: Witness Printer took 108.05ms. Allocated memory is still 339.7MB. Free memory was 250.8MB in the beginning and 246.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-19 02:29:12,413 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 148.9MB. Free memory is still 112.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 532.55ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 70.9MB in the end (delta: 22.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.35ms. Allocated memory is still 148.9MB. Free memory was 70.9MB in the beginning and 69.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.12ms. Allocated memory is still 148.9MB. Free memory was 69.3MB in the beginning and 67.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 440.95ms. Allocated memory is still 148.9MB. Free memory was 67.7MB in the beginning and 48.3MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 13215.62ms. Allocated memory was 148.9MB in the beginning and 339.7MB in the end (delta: 190.8MB). Free memory was 47.3MB in the beginning and 250.8MB in the end (delta: -203.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 108.05ms. Allocated memory is still 339.7MB. Free memory was 250.8MB in the beginning and 246.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Partial order reduction statistics Independence relation #1 benchmarks: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18584, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 410, dependent conditional: 392, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18584, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 410, dependent conditional: 392, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18584, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 410, dependent conditional: 392, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18584, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 410, dependent conditional: 392, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 2436, dependent conditional: 2400, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 4926, independent unconditional: 13248, dependent: 2436, dependent conditional: 261, dependent unconditional: 2175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 4926, independent unconditional: 13248, dependent: 2436, dependent conditional: 261, dependent unconditional: 2175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1151, independent: 1042, independent conditional: 402, independent unconditional: 640, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1151, independent: 653, independent conditional: 0, independent unconditional: 653, dependent: 498, dependent conditional: 0, dependent unconditional: 498, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 498, independent: 389, independent conditional: 381, independent unconditional: 8, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 498, independent: 389, independent conditional: 381, independent unconditional: 8, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9319, independent: 7426, independent conditional: 7209, independent unconditional: 218, dependent: 1892, dependent conditional: 1276, dependent unconditional: 617, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 20610, independent: 17132, independent conditional: 4524, independent unconditional: 12608, dependent: 2327, dependent conditional: 170, dependent unconditional: 2157, unknown: 1151, unknown conditional: 493, unknown unconditional: 658] , Statistics on independence cache: Total cache size (in pairs): 1151, Positive cache size: 1042, Positive conditional cache size: 402, Positive unconditional cache size: 640, Negative cache size: 109, Negative conditional cache size: 91, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14693, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 2436, dependent conditional: 2400, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 4926, independent unconditional: 13248, dependent: 2436, dependent conditional: 261, dependent unconditional: 2175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 4926, independent unconditional: 13248, dependent: 2436, dependent conditional: 261, dependent unconditional: 2175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1151, independent: 1042, independent conditional: 402, independent unconditional: 640, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1151, independent: 653, independent conditional: 0, independent unconditional: 653, dependent: 498, dependent conditional: 0, dependent unconditional: 498, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 498, independent: 389, independent conditional: 381, independent unconditional: 8, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 498, independent: 389, independent conditional: 381, independent unconditional: 8, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9319, independent: 7426, independent conditional: 7209, independent unconditional: 218, dependent: 1892, dependent conditional: 1276, dependent unconditional: 617, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 20610, independent: 17132, independent conditional: 4524, independent unconditional: 12608, dependent: 2327, dependent conditional: 170, dependent unconditional: 2157, unknown: 1151, unknown conditional: 493, unknown unconditional: 658] , Statistics on independence cache: Total cache size (in pairs): 1151, Positive cache size: 1042, Positive conditional cache size: 402, Positive unconditional cache size: 640, Negative cache size: 109, Negative conditional cache size: 91, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14693 ], Independence queries for same thread: 0, Persistent sets #1 benchmarks: Persistent set computation time: 1.0s, Number of persistent set computation: 636, Number of trivial persistent sets: 320, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 658, independent: 640, independent conditional: 0, independent unconditional: 640, dependent: 18, dependent conditional: 0, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 18584, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 410, dependent conditional: 392, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18584, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 410, dependent conditional: 392, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18584, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 410, dependent conditional: 392, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18584, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 410, dependent conditional: 392, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 2436, dependent conditional: 2400, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 4926, independent unconditional: 13248, dependent: 2436, dependent conditional: 261, dependent unconditional: 2175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 4926, independent unconditional: 13248, dependent: 2436, dependent conditional: 261, dependent unconditional: 2175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1151, independent: 1042, independent conditional: 402, independent unconditional: 640, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1151, independent: 653, independent conditional: 0, independent unconditional: 653, dependent: 498, dependent conditional: 0, dependent unconditional: 498, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 498, independent: 389, independent conditional: 381, independent unconditional: 8, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 498, independent: 389, independent conditional: 381, independent unconditional: 8, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9319, independent: 7426, independent conditional: 7209, independent unconditional: 218, dependent: 1892, dependent conditional: 1276, dependent unconditional: 617, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 20610, independent: 17132, independent conditional: 4524, independent unconditional: 12608, dependent: 2327, dependent conditional: 170, dependent unconditional: 2157, unknown: 1151, unknown conditional: 493, unknown unconditional: 658] , Statistics on independence cache: Total cache size (in pairs): 1151, Positive cache size: 1042, Positive conditional cache size: 402, Positive unconditional cache size: 640, Negative cache size: 109, Negative conditional cache size: 91, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14693, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 17480, independent unconditional: 694, dependent: 2436, dependent conditional: 2400, dependent unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 4926, independent unconditional: 13248, dependent: 2436, dependent conditional: 261, dependent unconditional: 2175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 20610, independent: 18174, independent conditional: 4926, independent unconditional: 13248, dependent: 2436, dependent conditional: 261, dependent unconditional: 2175, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1151, independent: 1042, independent conditional: 402, independent unconditional: 640, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1151, independent: 653, independent conditional: 0, independent unconditional: 653, dependent: 498, dependent conditional: 0, dependent unconditional: 498, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 498, independent: 389, independent conditional: 381, independent unconditional: 8, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 498, independent: 389, independent conditional: 381, independent unconditional: 8, dependent: 109, dependent conditional: 91, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 9319, independent: 7426, independent conditional: 7209, independent unconditional: 218, dependent: 1892, dependent conditional: 1276, dependent unconditional: 617, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 20610, independent: 17132, independent conditional: 4524, independent unconditional: 12608, dependent: 2327, dependent conditional: 170, dependent unconditional: 2157, unknown: 1151, unknown conditional: 493, unknown unconditional: 658] , Statistics on independence cache: Total cache size (in pairs): 1151, Positive cache size: 1042, Positive conditional cache size: 402, Positive unconditional cache size: 640, Negative cache size: 109, Negative conditional cache size: 91, Negative unconditional cache size: 18, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14693 ], Independence queries for same thread: 0 - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 62 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 12.9s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 11.7s, 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: 25, 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: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 119 NumberOfCodeBlocks, 119 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 115 ConstructedInterpolants, 0 QuantifiedInterpolants, 423 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 9.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 20, ConditionalCommutativityTraceChecks: 20, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-19 02:29:12,445 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 [2024-10-19 02:29:12,643 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE