./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe003_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/safe003_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 cc60b32bd5539dadbcbe1bdf86f21665a573ec180c72ba491085256c00923963 --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 02:18:42,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 02:18:42,950 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 02:18:42,955 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 02:18:42,956 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 02:18:42,976 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 02:18:42,977 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 02:18:42,977 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 02:18:42,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 02:18:42,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 02:18:42,980 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 02:18:42,980 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 02:18:42,981 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 02:18:42,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 02:18:42,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 02:18:42,983 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 02:18:42,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 02:18:42,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 02:18:42,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 02:18:42,984 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 02:18:42,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 02:18:42,989 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 02:18:42,989 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 02:18:42,990 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 02:18:42,990 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 02:18:42,990 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 02:18:42,990 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 02:18:42,990 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 02:18:42,990 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 02:18:42,991 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 02:18:42,991 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 02:18:42,991 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 02:18:42,991 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 02:18:42,991 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 02:18:42,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 02:18:42,992 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 02:18:42,992 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 02:18:42,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 02:18:42,994 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 02:18:42,994 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 02:18:42,995 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 02:18:42,996 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 -> cc60b32bd5539dadbcbe1bdf86f21665a573ec180c72ba491085256c00923963 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 02:18:43,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 02:18:43,296 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 02:18:43,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 02:18:43,301 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 02:18:43,302 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 02:18:43,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe003_tso.i [2024-10-19 02:18:44,759 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 02:18:45,003 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 02:18:45,004 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe003_tso.i [2024-10-19 02:18:45,019 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/35899c4ba/843806c332fb4ffd929955b9343dffa7/FLAGe61715e2e [2024-10-19 02:18:45,324 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/35899c4ba/843806c332fb4ffd929955b9343dffa7 [2024-10-19 02:18:45,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 02:18:45,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 02:18:45,329 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 02:18:45,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 02:18:45,334 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 02:18:45,334 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,335 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58d4579e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45, skipping insertion in model container [2024-10-19 02:18:45,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,374 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 02:18:45,578 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/safe003_tso.i[945,958] [2024-10-19 02:18:45,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 02:18:45,763 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 02:18:45,776 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/safe003_tso.i[945,958] [2024-10-19 02:18:45,805 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 02:18:45,848 INFO L204 MainTranslator]: Completed translation [2024-10-19 02:18:45,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45 WrapperNode [2024-10-19 02:18:45,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 02:18:45,851 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 02:18:45,851 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 02:18:45,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 02:18:45,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,873 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,896 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-10-19 02:18:45,897 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 02:18:45,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 02:18:45,898 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 02:18:45,898 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 02:18:45,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,914 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,914 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,926 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,927 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,929 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 02:18:45,930 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 02:18:45,930 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 02:18:45,930 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 02:18:45,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (1/1) ... [2024-10-19 02:18:45,942 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 02:18:45,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 02:18:45,981 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 02:18:45,987 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 02:18:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 02:18:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 02:18:46,034 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-19 02:18:46,034 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-19 02:18:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-19 02:18:46,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-19 02:18:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-19 02:18:46,035 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-19 02:18:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 02:18:46,035 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 02:18:46,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 02:18:46,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 02:18:46,039 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 02:18:46,188 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 02:18:46,190 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 02:18:46,346 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 02:18:46,347 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 02:18:46,473 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 02:18:46,473 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-19 02:18:46,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:18:46 BoogieIcfgContainer [2024-10-19 02:18:46,474 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 02:18:46,477 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 02:18:46,477 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 02:18:46,481 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 02:18:46,481 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 02:18:45" (1/3) ... [2024-10-19 02:18:46,482 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47096493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:18:46, skipping insertion in model container [2024-10-19 02:18:46,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 02:18:45" (2/3) ... [2024-10-19 02:18:46,483 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47096493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 02:18:46, skipping insertion in model container [2024-10-19 02:18:46,483 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:18:46" (3/3) ... [2024-10-19 02:18:46,484 INFO L112 eAbstractionObserver]: Analyzing ICFG safe003_tso.i [2024-10-19 02:18:46,503 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 02:18:46,504 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-19 02:18:46,504 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 02:18:46,573 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 02:18:46,627 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 02:18:46,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 02:18:46,628 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 02:18:46,631 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 02:18:46,633 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 02:18:46,735 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 02:18:46,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:18:46,756 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 02:18:46,763 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;@6625e90c, 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 02:18:46,763 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-19 02:18:47,724 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 02:18:47,725 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:18:47,726 INFO L85 PathProgramCache]: Analyzing trace with hash 1633081653, now seen corresponding path program 1 times [2024-10-19 02:18:47,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:18:47,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249158457] [2024-10-19 02:18:47,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:47,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:18:48,387 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 02:18:48,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:18:48,389 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249158457] [2024-10-19 02:18:48,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [249158457] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:18:48,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:18:48,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 02:18:48,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299861127] [2024-10-19 02:18:48,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:18:48,396 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 02:18:48,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:18:48,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 02:18:48,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-19 02:18:48,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:18:48,423 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:18:48,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.333333333333333) internal successors, (26), 6 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 02:18:48,424 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:18:48,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1270972826, now seen corresponding path program 1 times [2024-10-19 02:18:48,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:48,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:48,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:18:48,851 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 02:18:48,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:48,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:48,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:18:48,914 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 02:18:48,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-19 02:18:48,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-19 02:18:49,222 INFO L85 PathProgramCache]: Analyzing trace with hash 1284411552, now seen corresponding path program 1 times [2024-10-19 02:18:49,222 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:49,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:49,249 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:49,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:49,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:18:49,319 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable0 [2024-10-19 02:18:49,319 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 02:18:49,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 02:18:49,319 INFO L85 PathProgramCache]: Analyzing trace with hash -534173673, now seen corresponding path program 1 times [2024-10-19 02:18:49,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 02:18:49,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465325660] [2024-10-19 02:18:49,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:49,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:49,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:18:49,503 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 02:18:49,504 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 02:18:49,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465325660] [2024-10-19 02:18:49,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465325660] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 02:18:49,505 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 02:18:49,505 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 02:18:49,505 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734912628] [2024-10-19 02:18:49,505 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 02:18:49,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 02:18:49,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 02:18:49,509 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 02:18:49,509 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 02:18:49,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:18:49,511 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 02:18:49,511 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 02:18:49,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 02:18:49,512 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 02:18:49,752 INFO L85 PathProgramCache]: Analyzing trace with hash 1284411557, now seen corresponding path program 1 times [2024-10-19 02:18:49,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:49,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:49,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:49,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:49,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1439115219, now seen corresponding path program 1 times [2024-10-19 02:18:49,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:49,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:49,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:49,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:49,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:50,054 INFO L85 PathProgramCache]: Analyzing trace with hash 799480364, now seen corresponding path program 1 times [2024-10-19 02:18:50,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:50,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:50,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:18:50,106 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 02:18:50,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:50,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:18:50,162 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 02:18:50,163 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-19 02:18:50,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-10-19 02:18:50,309 INFO L85 PathProgramCache]: Analyzing trace with hash 1284411566, now seen corresponding path program 1 times [2024-10-19 02:18:50,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:50,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:50,321 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:50,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:50,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1439115228, now seen corresponding path program 1 times [2024-10-19 02:18:50,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:50,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:50,469 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:50,896 INFO L85 PathProgramCache]: Analyzing trace with hash -502241831, now seen corresponding path program 1 times [2024-10-19 02:18:50,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:50,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:18:51,004 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 02:18:51,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:51,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 02:18:51,116 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 02:18:51,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 02:18:51,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-10-19 02:18:51,406 INFO L85 PathProgramCache]: Analyzing trace with hash 798231951, now seen corresponding path program 1 times [2024-10-19 02:18:51,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:51,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:51,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,491 INFO L85 PathProgramCache]: Analyzing trace with hash -666986676, now seen corresponding path program 1 times [2024-10-19 02:18:51,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:51,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:51,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,499 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,708 INFO L85 PathProgramCache]: Analyzing trace with hash -1545535370, now seen corresponding path program 1 times [2024-10-19 02:18:51,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:51,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:51,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,767 INFO L85 PathProgramCache]: Analyzing trace with hash -668165807, now seen corresponding path program 1 times [2024-10-19 02:18:51,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:51,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,776 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1545573800, now seen corresponding path program 1 times [2024-10-19 02:18:51,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:51,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:51,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,836 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:51,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1712424206, now seen corresponding path program 1 times [2024-10-19 02:18:51,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:51,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:51,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:51,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:52,204 INFO L85 PathProgramCache]: Analyzing trace with hash 1999853668, now seen corresponding path program 1 times [2024-10-19 02:18:52,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:52,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:52,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:52,211 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:52,368 INFO L85 PathProgramCache]: Analyzing trace with hash 1310258876, now seen corresponding path program 1 times [2024-10-19 02:18:52,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:52,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:52,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:52,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:52,413 INFO L85 PathProgramCache]: Analyzing trace with hash 2120477025, now seen corresponding path program 1 times [2024-10-19 02:18:52,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:52,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:52,420 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:52,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:53,580 INFO L85 PathProgramCache]: Analyzing trace with hash -358771246, now seen corresponding path program 1 times [2024-10-19 02:18:53,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:53,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:53,585 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:54,875 INFO L85 PathProgramCache]: Analyzing trace with hash 1386089267, now seen corresponding path program 1 times [2024-10-19 02:18:54,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:54,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:54,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:54,888 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:54,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:54,955 INFO L85 PathProgramCache]: Analyzing trace with hash 598915816, now seen corresponding path program 1 times [2024-10-19 02:18:54,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:54,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:54,963 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:54,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,091 INFO L85 PathProgramCache]: Analyzing trace with hash 850630294, now seen corresponding path program 1 times [2024-10-19 02:18:55,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:55,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:55,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,097 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:55,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,170 INFO L85 PathProgramCache]: Analyzing trace with hash 558668191, now seen corresponding path program 1 times [2024-10-19 02:18:55,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:55,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:55,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,182 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:55,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,227 INFO L85 PathProgramCache]: Analyzing trace with hash 849319496, now seen corresponding path program 1 times [2024-10-19 02:18:55,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:55,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,234 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:55,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,759 INFO L85 PathProgramCache]: Analyzing trace with hash -2022778449, now seen corresponding path program 1 times [2024-10-19 02:18:55,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:55,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:55,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1333183150, now seen corresponding path program 1 times [2024-10-19 02:18:55,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:55,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:55,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:55,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:56,202 INFO L85 PathProgramCache]: Analyzing trace with hash 345067126, now seen corresponding path program 1 times [2024-10-19 02:18:56,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:56,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:56,210 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:56,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:56,268 INFO L85 PathProgramCache]: Analyzing trace with hash 564953285, now seen corresponding path program 1 times [2024-10-19 02:18:56,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:56,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:56,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:56,275 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:56,353 INFO L85 PathProgramCache]: Analyzing trace with hash -800098896, now seen corresponding path program 1 times [2024-10-19 02:18:56,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:56,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:56,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:56,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:56,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1247769040, now seen corresponding path program 1 times [2024-10-19 02:18:56,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 02:18:56,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 02:18:56,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:56,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 02:18:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 02:18:57,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 02:18:57,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-19 02:18:57,173 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-10-19 02:18:57,174 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-10-19 02:18:57,176 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-10-19 02:18:57,177 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-10-19 02:18:57,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable32,SelfDestructingSolverStorable11,SelfDestructingSolverStorable33,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17,SelfDestructingSolverStorable20,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-10-19 02:18:57,191 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-19 02:18:57,196 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-19 02:18:57,196 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-19 02:18:57,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 02:18:57 BasicIcfg [2024-10-19 02:18:57,201 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-19 02:18:57,201 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-19 02:18:57,201 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-19 02:18:57,202 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-19 02:18:57,202 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 02:18:46" (3/4) ... [2024-10-19 02:18:57,205 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-19 02:18:57,208 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-19 02:18:57,208 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-19 02:18:57,208 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-10-19 02:18:57,214 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-10-19 02:18:57,215 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-10-19 02:18:57,215 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-19 02:18:57,215 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-19 02:18:57,309 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-19 02:18:57,309 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-19 02:18:57,310 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-19 02:18:57,310 INFO L158 Benchmark]: Toolchain (without parser) took 11982.37ms. Allocated memory was 167.8MB in the beginning and 348.1MB in the end (delta: 180.4MB). Free memory was 108.1MB in the beginning and 226.6MB in the end (delta: -118.5MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-10-19 02:18:57,311 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 129.3MB in the end (delta: 184.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 02:18:57,311 INFO L158 Benchmark]: CACSL2BoogieTranslator took 520.32ms. Allocated memory is still 167.8MB. Free memory was 107.7MB in the beginning and 85.6MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-19 02:18:57,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.78ms. Allocated memory is still 167.8MB. Free memory was 85.6MB in the beginning and 83.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 02:18:57,311 INFO L158 Benchmark]: Boogie Preprocessor took 31.29ms. Allocated memory is still 167.8MB. Free memory was 83.7MB in the beginning and 82.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 02:18:57,312 INFO L158 Benchmark]: RCFGBuilder took 544.05ms. Allocated memory was 167.8MB in the beginning and 241.2MB in the end (delta: 73.4MB). Free memory was 82.0MB in the beginning and 206.5MB in the end (delta: -124.4MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2024-10-19 02:18:57,312 INFO L158 Benchmark]: TraceAbstraction took 10723.85ms. Allocated memory was 241.2MB in the beginning and 348.1MB in the end (delta: 107.0MB). Free memory was 205.4MB in the beginning and 230.8MB in the end (delta: -25.4MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. [2024-10-19 02:18:57,313 INFO L158 Benchmark]: Witness Printer took 108.36ms. Allocated memory is still 348.1MB. Free memory was 230.8MB in the beginning and 226.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-19 02:18:57,314 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 167.8MB. Free memory was 129.5MB in the beginning and 129.3MB in the end (delta: 184.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 520.32ms. Allocated memory is still 167.8MB. Free memory was 107.7MB in the beginning and 85.6MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.78ms. Allocated memory is still 167.8MB. Free memory was 85.6MB in the beginning and 83.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.29ms. Allocated memory is still 167.8MB. Free memory was 83.7MB in the beginning and 82.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 544.05ms. Allocated memory was 167.8MB in the beginning and 241.2MB in the end (delta: 73.4MB). Free memory was 82.0MB in the beginning and 206.5MB in the end (delta: -124.4MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * TraceAbstraction took 10723.85ms. Allocated memory was 241.2MB in the beginning and 348.1MB in the end (delta: 107.0MB). Free memory was 205.4MB in the beginning and 230.8MB in the end (delta: -25.4MB). Peak memory consumption was 81.5MB. Max. memory is 16.1GB. * Witness Printer took 108.36ms. Allocated memory is still 348.1MB. Free memory was 230.8MB in the beginning and 226.6MB 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: 10489, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 312, dependent conditional: 285, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10489, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 312, dependent conditional: 285, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10489, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 312, dependent conditional: 285, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10489, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 312, dependent conditional: 285, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 1419, dependent conditional: 1365, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 2281, independent unconditional: 7896, dependent: 1419, dependent conditional: 285, dependent unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 2281, independent unconditional: 7896, dependent: 1419, dependent conditional: 285, dependent unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 986, independent: 869, independent conditional: 226, independent unconditional: 643, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 986, independent: 655, independent conditional: 0, independent unconditional: 655, dependent: 331, dependent conditional: 0, dependent unconditional: 331, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 331, independent: 214, independent conditional: 206, independent unconditional: 8, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 331, independent: 214, independent conditional: 206, independent unconditional: 8, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6293, independent: 4669, independent conditional: 4468, independent unconditional: 201, dependent: 1624, dependent conditional: 753, dependent unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11596, independent: 9308, independent conditional: 2055, independent unconditional: 7253, dependent: 1302, dependent conditional: 195, dependent unconditional: 1107, unknown: 986, unknown conditional: 316, unknown unconditional: 670] , Statistics on independence cache: Total cache size (in pairs): 986, Positive cache size: 869, Positive conditional cache size: 226, Positive unconditional cache size: 643, Negative cache size: 117, Negative conditional cache size: 90, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8282, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 1419, dependent conditional: 1365, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 2281, independent unconditional: 7896, dependent: 1419, dependent conditional: 285, dependent unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 2281, independent unconditional: 7896, dependent: 1419, dependent conditional: 285, dependent unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 986, independent: 869, independent conditional: 226, independent unconditional: 643, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 986, independent: 655, independent conditional: 0, independent unconditional: 655, dependent: 331, dependent conditional: 0, dependent unconditional: 331, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 331, independent: 214, independent conditional: 206, independent unconditional: 8, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 331, independent: 214, independent conditional: 206, independent unconditional: 8, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6293, independent: 4669, independent conditional: 4468, independent unconditional: 201, dependent: 1624, dependent conditional: 753, dependent unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11596, independent: 9308, independent conditional: 2055, independent unconditional: 7253, dependent: 1302, dependent conditional: 195, dependent unconditional: 1107, unknown: 986, unknown conditional: 316, unknown unconditional: 670] , Statistics on independence cache: Total cache size (in pairs): 986, Positive cache size: 869, Positive conditional cache size: 226, Positive unconditional cache size: 643, Negative cache size: 117, Negative conditional cache size: 90, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8282 ], Independence queries for same thread: 0, Persistent sets #1 benchmarks: Persistent set computation time: 1.2s, Number of persistent set computation: 728, Number of trivial persistent sets: 383, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 670, independent: 643, independent conditional: 0, independent unconditional: 643, dependent: 27, dependent conditional: 0, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10489, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 312, dependent conditional: 285, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10489, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 312, dependent conditional: 285, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 10489, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 312, dependent conditional: 285, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 10489, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 312, dependent conditional: 285, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 1419, dependent conditional: 1365, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 2281, independent unconditional: 7896, dependent: 1419, dependent conditional: 285, dependent unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 2281, independent unconditional: 7896, dependent: 1419, dependent conditional: 285, dependent unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 986, independent: 869, independent conditional: 226, independent unconditional: 643, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 986, independent: 655, independent conditional: 0, independent unconditional: 655, dependent: 331, dependent conditional: 0, dependent unconditional: 331, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 331, independent: 214, independent conditional: 206, independent unconditional: 8, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 331, independent: 214, independent conditional: 206, independent unconditional: 8, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6293, independent: 4669, independent conditional: 4468, independent unconditional: 201, dependent: 1624, dependent conditional: 753, dependent unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11596, independent: 9308, independent conditional: 2055, independent unconditional: 7253, dependent: 1302, dependent conditional: 195, dependent unconditional: 1107, unknown: 986, unknown conditional: 316, unknown unconditional: 670] , Statistics on independence cache: Total cache size (in pairs): 986, Positive cache size: 869, Positive conditional cache size: 226, Positive unconditional cache size: 643, Negative cache size: 117, Negative conditional cache size: 90, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8282, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 9483, independent unconditional: 694, dependent: 1419, dependent conditional: 1365, dependent unconditional: 54, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 2281, independent unconditional: 7896, dependent: 1419, dependent conditional: 285, dependent unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 11596, independent: 10177, independent conditional: 2281, independent unconditional: 7896, dependent: 1419, dependent conditional: 285, dependent unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 986, independent: 869, independent conditional: 226, independent unconditional: 643, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 986, independent: 655, independent conditional: 0, independent unconditional: 655, dependent: 331, dependent conditional: 0, dependent unconditional: 331, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 331, independent: 214, independent conditional: 206, independent unconditional: 8, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 331, independent: 214, independent conditional: 206, independent unconditional: 8, dependent: 117, dependent conditional: 90, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 6293, independent: 4669, independent conditional: 4468, independent unconditional: 201, dependent: 1624, dependent conditional: 753, dependent unconditional: 872, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 11596, independent: 9308, independent conditional: 2055, independent unconditional: 7253, dependent: 1302, dependent conditional: 195, dependent unconditional: 1107, unknown: 986, unknown conditional: 316, unknown unconditional: 670] , Statistics on independence cache: Total cache size (in pairs): 986, Positive cache size: 869, Positive conditional cache size: 226, Positive unconditional cache size: 643, Negative cache size: 117, Negative conditional cache size: 90, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8282 ], 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: 10.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 9.5s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 17, 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, 0.7s InterpolantComputationTime, 57 NumberOfCodeBlocks, 57 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 55 ConstructedInterpolants, 0 QuantifiedInterpolants, 279 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 6.9s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 3, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 34, ConditionalCommutativityTraceChecks: 29, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-19 02:18:57,347 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 02:18:57,547 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