./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/mix036_power.opt_rmo.opt.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/mix036_power.opt_rmo.opt.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 f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca --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 01:30:10,195 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 01:30:10,263 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 01:30:10,267 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 01:30:10,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 01:30:10,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 01:30:10,294 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 01:30:10,295 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 01:30:10,295 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 01:30:10,296 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 01:30:10,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 01:30:10,297 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 01:30:10,297 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 01:30:10,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 01:30:10,298 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 01:30:10,298 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 01:30:10,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 01:30:10,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 01:30:10,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 01:30:10,299 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 01:30:10,300 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 01:30:10,303 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 01:30:10,303 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 01:30:10,303 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 01:30:10,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 01:30:10,304 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 01:30:10,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 01:30:10,304 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 01:30:10,304 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 01:30:10,304 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 01:30:10,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 01:30:10,305 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 01:30:10,305 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 01:30:10,305 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 01:30:10,305 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 01:30:10,306 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 01:30:10,306 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 01:30:10,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 01:30:10,307 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 01:30:10,307 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 01:30:10,307 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 01:30:10,308 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 -> f5d83fc7ee9b26859e9993ee2fcff801f4a9d92dea17a48a6a39594bb6b759ca 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 01:30:10,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 01:30:10,569 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 01:30:10,572 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 01:30:10,573 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 01:30:10,574 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 01:30:10,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix036_power.opt_rmo.opt.i [2024-10-19 01:30:12,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 01:30:12,268 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 01:30:12,269 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix036_power.opt_rmo.opt.i [2024-10-19 01:30:12,283 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/918ffd8f9/4827c18e42b143d2931ac0105f9accf4/FLAGc15a7593f [2024-10-19 01:30:12,300 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/918ffd8f9/4827c18e42b143d2931ac0105f9accf4 [2024-10-19 01:30:12,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 01:30:12,304 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 01:30:12,305 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 01:30:12,305 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 01:30:12,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 01:30:12,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,312 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77f6ca38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12, skipping insertion in model container [2024-10-19 01:30:12,312 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,362 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 01:30:12,530 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/mix036_power.opt_rmo.opt.i[958,971] [2024-10-19 01:30:12,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 01:30:12,743 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 01:30:12,758 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/mix036_power.opt_rmo.opt.i[958,971] [2024-10-19 01:30:12,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 01:30:12,860 INFO L204 MainTranslator]: Completed translation [2024-10-19 01:30:12,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12 WrapperNode [2024-10-19 01:30:12,860 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 01:30:12,861 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 01:30:12,862 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 01:30:12,862 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 01:30:12,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,895 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,939 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 130 [2024-10-19 01:30:12,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 01:30:12,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 01:30:12,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 01:30:12,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 01:30:12,954 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,973 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,979 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,985 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,992 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 01:30:12,993 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 01:30:12,993 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 01:30:12,993 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 01:30:12,994 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (1/1) ... [2024-10-19 01:30:12,999 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 01:30:13,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 01:30:13,026 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 01:30:13,030 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 01:30:13,077 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 01:30:13,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 01:30:13,077 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-19 01:30:13,078 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-19 01:30:13,078 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-19 01:30:13,079 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-19 01:30:13,079 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-19 01:30:13,079 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-19 01:30:13,079 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-10-19 01:30:13,079 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-10-19 01:30:13,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 01:30:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 01:30:13,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 01:30:13,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 01:30:13,082 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 01:30:13,211 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 01:30:13,213 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 01:30:13,533 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 01:30:13,533 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 01:30:13,823 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 01:30:13,825 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-19 01:30:13,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 01:30:13 BoogieIcfgContainer [2024-10-19 01:30:13,826 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 01:30:13,828 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 01:30:13,829 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 01:30:13,833 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 01:30:13,833 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 01:30:12" (1/3) ... [2024-10-19 01:30:13,834 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe84b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 01:30:13, skipping insertion in model container [2024-10-19 01:30:13,834 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 01:30:12" (2/3) ... [2024-10-19 01:30:13,835 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fe84b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 01:30:13, skipping insertion in model container [2024-10-19 01:30:13,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 01:30:13" (3/3) ... [2024-10-19 01:30:13,837 INFO L112 eAbstractionObserver]: Analyzing ICFG mix036_power.opt_rmo.opt.i [2024-10-19 01:30:13,856 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 01:30:13,857 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-10-19 01:30:13,857 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 01:30:13,922 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 01:30:13,972 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 01:30:13,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 01:30:13,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 01:30:13,975 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 01:30:13,977 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 01:30:14,085 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 01:30:14,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 01:30:14,111 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork3 ======== [2024-10-19 01:30:14,120 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;@732e5d16, 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 01:30:14,121 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-19 01:30:32,191 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-19 01:30:32,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 01:30:32,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1198664403, now seen corresponding path program 1 times [2024-10-19 01:30:32,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 01:30:32,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726711125] [2024-10-19 01:30:32,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:32,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:30:33,043 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 01:30:33,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 01:30:33,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726711125] [2024-10-19 01:30:33,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726711125] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 01:30:33,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 01:30:33,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-19 01:30:33,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418592176] [2024-10-19 01:30:33,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 01:30:33,052 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-19 01:30:33,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 01:30:33,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-19 01:30:33,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-19 01:30:33,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:30:33,079 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 01:30:33,080 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 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 01:30:33,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:30:38,107 INFO L85 PathProgramCache]: Analyzing trace with hash -509877198, now seen corresponding path program 1 times [2024-10-19 01:30:38,108 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:38,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:38,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:30:38,220 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 01:30:38,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:38,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:38,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:30:38,327 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 01:30:38,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 01:30:38,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-19 01:30:45,661 INFO L85 PathProgramCache]: Analyzing trace with hash 904894296, now seen corresponding path program 1 times [2024-10-19 01:30:45,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:45,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:45,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:30:45,844 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 01:30:45,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:45,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:30:46,011 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 01:30:46,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-19 01:30:46,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-19 01:30:46,307 INFO L85 PathProgramCache]: Analyzing trace with hash -386451064, now seen corresponding path program 1 times [2024-10-19 01:30:46,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:46,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:46,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,339 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:30:46,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1095913435, now seen corresponding path program 1 times [2024-10-19 01:30:46,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:46,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:46,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:30:46,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,563 INFO L85 PathProgramCache]: Analyzing trace with hash -518836117, now seen corresponding path program 1 times [2024-10-19 01:30:46,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:46,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:46,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:30:46,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,899 INFO L85 PathProgramCache]: Analyzing trace with hash 189360532, now seen corresponding path program 1 times [2024-10-19 01:30:46,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:46,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,918 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:30:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,957 INFO L85 PathProgramCache]: Analyzing trace with hash -686627289, now seen corresponding path program 1 times [2024-10-19 01:30:46,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:30:46,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:30:46,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:30:46,975 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:30:46,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:31:08,215 INFO L85 PathProgramCache]: Analyzing trace with hash -2070855279, now seen corresponding path program 1 times [2024-10-19 01:31:08,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:31:08,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:31:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:31:08,281 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 01:31:08,282 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:31:08,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:31:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:31:08,356 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 01:31:08,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 01:31:08,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2024-10-19 01:32:22,904 INFO L85 PathProgramCache]: Analyzing trace with hash 496907450, now seen corresponding path program 1 times [2024-10-19 01:32:22,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:32:22,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:32:22,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:22,924 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:32:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:24,462 INFO L85 PathProgramCache]: Analyzing trace with hash -676681867, now seen corresponding path program 1 times [2024-10-19 01:32:24,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:32:24,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:32:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:24,476 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:32:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:24,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1502224461, now seen corresponding path program 1 times [2024-10-19 01:32:24,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:32:24,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:32:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:24,586 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:32:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:24,619 INFO L85 PathProgramCache]: Analyzing trace with hash -730961061, now seen corresponding path program 1 times [2024-10-19 01:32:24,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:32:24,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:32:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:24,639 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:32:24,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:24,678 INFO L85 PathProgramCache]: Analyzing trace with hash 1500466794, now seen corresponding path program 1 times [2024-10-19 01:32:24,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:32:24,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:32:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:32:24,694 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:32:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:14,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 01:33:14,695 INFO L782 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-19 01:33:14,697 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-10-19 01:33:14,710 INFO L414 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-19 01:33:14,713 INFO L312 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork3 was SAFE (1/2) [2024-10-19 01:33:14,717 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 01:33:14,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 01:33:14,718 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 01:33:14,738 INFO L229 MonitoredProcess]: Starting monitored process 3 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 01:33:14,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-10-19 01:33:14,784 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 01:33:14,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 01:33:14,785 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 01:33:14,786 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;@732e5d16, 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 01:33:14,786 INFO L334 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-10-19 01:33:33,306 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 2 more)] === [2024-10-19 01:33:33,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 01:33:33,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1452856495, now seen corresponding path program 1 times [2024-10-19 01:33:33,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 01:33:33,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64650892] [2024-10-19 01:33:33,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:33,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:33:33,681 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 01:33:33,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 01:33:33,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64650892] [2024-10-19 01:33:33,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64650892] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 01:33:33,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 01:33:33,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-19 01:33:33,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579378491] [2024-10-19 01:33:33,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 01:33:33,682 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-19 01:33:33,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 01:33:33,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-19 01:33:33,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-19 01:33:33,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:33:33,683 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 01:33:33,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 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 01:33:33,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:33:37,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 01:33:37,743 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-10-19 01:33:37,744 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 2 more)] === [2024-10-19 01:33:37,744 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 01:33:37,744 INFO L85 PathProgramCache]: Analyzing trace with hash -2032646828, now seen corresponding path program 1 times [2024-10-19 01:33:37,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 01:33:37,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [750536737] [2024-10-19 01:33:37,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:37,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:33:37,993 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 01:33:37,993 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 01:33:37,993 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [750536737] [2024-10-19 01:33:37,993 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [750536737] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 01:33:37,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 01:33:37,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 01:33:37,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482788189] [2024-10-19 01:33:37,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 01:33:37,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-19 01:33:37,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 01:33:37,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-19 01:33:37,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-19 01:33:37,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:33:37,998 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 01:33:37,998 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 6 states have internal predecessors, (36), 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 01:33:37,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 01:33:37,998 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:33:38,209 INFO L85 PathProgramCache]: Analyzing trace with hash -643356113, now seen corresponding path program 1 times [2024-10-19 01:33:38,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:38,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:38,244 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:38,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:38,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 01:33:38,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 01:33:38,345 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19 [2024-10-19 01:33:38,346 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 2 more)] === [2024-10-19 01:33:38,346 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 01:33:38,346 INFO L85 PathProgramCache]: Analyzing trace with hash -2067891516, now seen corresponding path program 1 times [2024-10-19 01:33:38,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 01:33:38,347 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062598761] [2024-10-19 01:33:38,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:38,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:33:38,676 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 01:33:38,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 01:33:38,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062598761] [2024-10-19 01:33:38,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062598761] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 01:33:38,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 01:33:38,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 01:33:38,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156174719] [2024-10-19 01:33:38,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 01:33:38,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 01:33:38,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 01:33:38,678 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 01:33:38,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 01:33:38,679 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:33:38,679 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 01:33:38,679 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 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 01:33:38,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 01:33:38,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 01:33:38,679 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:33:38,843 INFO L85 PathProgramCache]: Analyzing trace with hash -643356106, now seen corresponding path program 1 times [2024-10-19 01:33:38,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:38,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:38,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:38,877 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:38,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,047 INFO L85 PathProgramCache]: Analyzing trace with hash -986629017, now seen corresponding path program 1 times [2024-10-19 01:33:39,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:39,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,090 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:39,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1926908050, now seen corresponding path program 1 times [2024-10-19 01:33:39,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:39,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,320 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:39,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,370 INFO L85 PathProgramCache]: Analyzing trace with hash 630579841, now seen corresponding path program 1 times [2024-10-19 01:33:39,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:39,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:39,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,396 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,511 INFO L85 PathProgramCache]: Analyzing trace with hash -672393647, now seen corresponding path program 1 times [2024-10-19 01:33:39,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:39,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:39,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,540 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1801949633, now seen corresponding path program 1 times [2024-10-19 01:33:39,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:39,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:39,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:39,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1024002964, now seen corresponding path program 1 times [2024-10-19 01:33:39,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:39,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:39,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:39,903 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:40,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1748497169, now seen corresponding path program 1 times [2024-10-19 01:33:40,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:40,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:40,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:40,092 INFO L85 PathProgramCache]: Analyzing trace with hash 2021808380, now seen corresponding path program 1 times [2024-10-19 01:33:40,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:40,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:40,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:40,114 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:46,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1211875484, now seen corresponding path program 1 times [2024-10-19 01:33:46,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:46,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:46,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:33:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:33:49,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1098890673, now seen corresponding path program 1 times [2024-10-19 01:33:49,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:49,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:33:49,964 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 01:33:49,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:33:49,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:33:49,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:33:50,021 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 01:33:50,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 01:33:50,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-19 01:34:01,554 INFO L85 PathProgramCache]: Analyzing trace with hash 1724130939, now seen corresponding path program 1 times [2024-10-19 01:34:01,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:01,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:01,572 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:34:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:03,140 INFO L85 PathProgramCache]: Analyzing trace with hash -518834570, now seen corresponding path program 1 times [2024-10-19 01:34:03,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:03,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:34:03,231 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 01:34:03,231 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:03,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:03,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:34:03,309 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 01:34:03,311 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 01:34:03,311 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-19 01:34:14,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1724131083, now seen corresponding path program 1 times [2024-10-19 01:34:14,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:14,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:14,590 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:34:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:28,377 INFO L85 PathProgramCache]: Analyzing trace with hash -849248639, now seen corresponding path program 1 times [2024-10-19 01:34:28,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:28,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:28,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:34:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:40,794 INFO L85 PathProgramCache]: Analyzing trace with hash -852018262, now seen corresponding path program 1 times [2024-10-19 01:34:40,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:40,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:40,807 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:34:40,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:52,336 INFO L85 PathProgramCache]: Analyzing trace with hash -1464601682, now seen corresponding path program 1 times [2024-10-19 01:34:52,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:52,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:52,351 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:34:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:34:58,050 INFO L85 PathProgramCache]: Analyzing trace with hash -726997740, now seen corresponding path program 1 times [2024-10-19 01:34:58,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:58,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:34:58,085 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 01:34:58,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:34:58,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:34:58,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:34:58,105 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 01:34:58,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-19 01:34:58,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-19 01:36:19,026 INFO L85 PathProgramCache]: Analyzing trace with hash 1433034096, now seen corresponding path program 1 times [2024-10-19 01:36:19,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:36:19,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:36:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:36:19,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:36:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:39:32,710 INFO L85 PathProgramCache]: Analyzing trace with hash -741408276, now seen corresponding path program 1 times [2024-10-19 01:39:32,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:39:32,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:39:32,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:39:32,716 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:39:32,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:41:05,369 INFO L85 PathProgramCache]: Analyzing trace with hash -290080766, now seen corresponding path program 1 times [2024-10-19 01:41:05,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:41:05,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:41:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:41:05,389 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:41:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:41:05,428 INFO L85 PathProgramCache]: Analyzing trace with hash -286424137, now seen corresponding path program 1 times [2024-10-19 01:41:05,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:41:05,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:41:05,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:41:05,446 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:41:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:41:05,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-19 01:41:05,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 01:41:05,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-19 01:41:05,516 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,SelfDestructingSolverStorable31,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39,SelfDestructingSolverStorable40,SelfDestructingSolverStorable41,SelfDestructingSolverStorable20,SelfDestructingSolverStorable42,SelfDestructingSolverStorable29,SelfDestructingSolverStorable21,SelfDestructingSolverStorable43,SelfDestructingSolverStorable22,SelfDestructingSolverStorable44,SelfDestructingSolverStorable23,SelfDestructingSolverStorable45,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-10-19 01:41:05,516 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 2 more)] === [2024-10-19 01:41:05,517 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 01:41:05,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1156768902, now seen corresponding path program 2 times [2024-10-19 01:41:05,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 01:41:05,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148691660] [2024-10-19 01:41:05,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:41:05,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:41:05,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 01:41:06,617 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 01:41:06,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 01:41:06,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [148691660] [2024-10-19 01:41:06,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [148691660] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 01:41:06,618 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 01:41:06,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-19 01:41:06,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233345826] [2024-10-19 01:41:06,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 01:41:06,619 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-19 01:41:06,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 01:41:06,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-19 01:41:06,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-10-19 01:41:06,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:41:06,620 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 01:41:06,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.555555555555555) internal successors, (41), 8 states have internal predecessors, (41), 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 01:41:06,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-10-19 01:41:06,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 01:41:06,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-10-19 01:41:06,621 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 01:42:16,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1433035256, now seen corresponding path program 1 times [2024-10-19 01:42:16,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 01:42:16,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 01:42:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 01:42:16,976 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 01:42:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat Killed by 15