./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/pthread-wmm/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.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/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.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 fb302bfc042709458f72100356b9fd74bb7921271e539fc7dcbd801222f139c8 --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 03:04:59,070 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-19 03:04:59,164 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-Reach-32bit-GemCutter_Default.epf [2024-10-19 03:04:59,183 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-19 03:04:59,185 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-19 03:04:59,216 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-19 03:04:59,218 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-19 03:04:59,219 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-19 03:04:59,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-19 03:04:59,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-19 03:04:59,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-19 03:04:59,221 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-19 03:04:59,221 INFO L153 SettingsManager]: * Use SBE=true [2024-10-19 03:04:59,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-19 03:04:59,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-19 03:04:59,222 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-19 03:04:59,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-19 03:04:59,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-19 03:04:59,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-19 03:04:59,224 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-19 03:04:59,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-19 03:04:59,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-19 03:04:59,225 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-19 03:04:59,226 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-19 03:04:59,226 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-19 03:04:59,226 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-19 03:04:59,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-19 03:04:59,227 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-19 03:04:59,227 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-19 03:04:59,228 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-19 03:04:59,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 03:04:59,228 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-19 03:04:59,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-19 03:04:59,229 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-10-19 03:04:59,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-19 03:04:59,230 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-19 03:04:59,230 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-19 03:04:59,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-19 03:04:59,230 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-19 03:04:59,231 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-19 03:04:59,231 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-19 03:04:59,232 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 -> fb302bfc042709458f72100356b9fd74bb7921271e539fc7dcbd801222f139c8 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 03:04:59,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-19 03:04:59,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-19 03:04:59,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-19 03:04:59,506 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-19 03:04:59,506 INFO L274 PluginConnector]: CDTParser initialized [2024-10-19 03:04:59,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i [2024-10-19 03:05:00,867 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-19 03:05:01,076 INFO L384 CDTParser]: Found 1 translation units. [2024-10-19 03:05:01,077 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i [2024-10-19 03:05:01,099 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0c5a03196/531ea8847018437c8a179845f4e355f3/FLAG05c2a8fed [2024-10-19 03:05:01,433 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/0c5a03196/531ea8847018437c8a179845f4e355f3 [2024-10-19 03:05:01,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-19 03:05:01,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-19 03:05:01,440 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-19 03:05:01,440 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-19 03:05:01,445 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-19 03:05:01,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:01,446 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f274cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01, skipping insertion in model container [2024-10-19 03:05:01,446 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:01,491 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-19 03:05:01,668 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/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i[992,1005] [2024-10-19 03:05:01,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 03:05:01,846 INFO L200 MainTranslator]: Completed pre-run [2024-10-19 03:05:01,863 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/safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i[992,1005] [2024-10-19 03:05:01,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-19 03:05:01,968 INFO L204 MainTranslator]: Completed translation [2024-10-19 03:05:01,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01 WrapperNode [2024-10-19 03:05:01,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-19 03:05:01,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-19 03:05:01,970 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-19 03:05:01,970 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-19 03:05:01,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:01,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,012 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2024-10-19 03:05:02,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-19 03:05:02,013 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-19 03:05:02,013 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-19 03:05:02,013 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-19 03:05:02,021 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,029 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,035 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,040 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-19 03:05:02,048 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-19 03:05:02,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-19 03:05:02,048 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-19 03:05:02,049 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (1/1) ... [2024-10-19 03:05:02,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-19 03:05:02,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 03:05:02,097 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 03:05:02,099 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 03:05:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-19 03:05:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-19 03:05:02,139 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-10-19 03:05:02,139 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-10-19 03:05:02,140 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-10-19 03:05:02,141 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-10-19 03:05:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-10-19 03:05:02,141 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-10-19 03:05:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-19 03:05:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-19 03:05:02,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-19 03:05:02,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-19 03:05:02,142 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 03:05:02,254 INFO L238 CfgBuilder]: Building ICFG [2024-10-19 03:05:02,256 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-19 03:05:02,389 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-10-19 03:05:02,389 INFO L287 CfgBuilder]: Performing block encoding [2024-10-19 03:05:02,478 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-19 03:05:02,479 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-19 03:05:02,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 03:05:02 BoogieIcfgContainer [2024-10-19 03:05:02,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-19 03:05:02,483 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-19 03:05:02,483 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-19 03:05:02,487 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-19 03:05:02,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 03:05:01" (1/3) ... [2024-10-19 03:05:02,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52a803a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 03:05:02, skipping insertion in model container [2024-10-19 03:05:02,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 03:05:01" (2/3) ... [2024-10-19 03:05:02,490 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52a803a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 03:05:02, skipping insertion in model container [2024-10-19 03:05:02,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 03:05:02" (3/3) ... [2024-10-19 03:05:02,492 INFO L112 eAbstractionObserver]: Analyzing ICFG safe035_pso.oepc_pso.opt_rmo.oepc_rmo.opt_tso.oepc_tso.opt.i [2024-10-19 03:05:02,508 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-19 03:05:02,508 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-19 03:05:02,509 INFO L484 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-10-19 03:05:02,565 INFO L143 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-10-19 03:05:02,611 INFO L106 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-19 03:05:02,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-10-19 03:05:02,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-10-19 03:05:02,613 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 03:05:02,614 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 03:05:02,708 INFO L194 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-10-19 03:05:02,731 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 03:05:02,735 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-10-19 03:05:02,745 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;@78bc6112, 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 03:05:02,745 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-19 03:05:03,587 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 03:05:03,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 03:05:03,590 INFO L85 PathProgramCache]: Analyzing trace with hash 776539245, now seen corresponding path program 1 times [2024-10-19 03:05:03,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 03:05:03,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036210633] [2024-10-19 03:05:03,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:03,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:03,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 03:05:04,085 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 03:05:04,086 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 03:05:04,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036210633] [2024-10-19 03:05:04,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036210633] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 03:05:04,087 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 03:05:04,087 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-19 03:05:04,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745773339] [2024-10-19 03:05:04,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 03:05:04,094 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 03:05:04,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 03:05:04,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 03:05:04,120 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-10-19 03:05:04,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 03:05:04,123 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 03:05:04,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 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 03:05:04,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 03:05:04,473 INFO L85 PathProgramCache]: Analyzing trace with hash 135893599, now seen corresponding path program 1 times [2024-10-19 03:05:04,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:04,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:04,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:04,496 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:04,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:04,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:04,604 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,SelfDestructingSolverStorable0 [2024-10-19 03:05:04,604 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 03:05:04,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 03:05:04,604 INFO L85 PathProgramCache]: Analyzing trace with hash 147893642, now seen corresponding path program 1 times [2024-10-19 03:05:04,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 03:05:04,605 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520872550] [2024-10-19 03:05:04,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:04,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:04,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 03:05:04,814 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 03:05:04,814 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 03:05:04,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520872550] [2024-10-19 03:05:04,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520872550] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 03:05:04,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 03:05:04,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 03:05:04,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868932033] [2024-10-19 03:05:04,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 03:05:04,817 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 03:05:04,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 03:05:04,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 03:05:04,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 03:05:04,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 03:05:04,820 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 03:05:04,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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 03:05:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:04,821 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 03:05:04,971 INFO L85 PathProgramCache]: Analyzing trace with hash 135893606, now seen corresponding path program 1 times [2024-10-19 03:05:04,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:04,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:04,982 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1738825049, now seen corresponding path program 1 times [2024-10-19 03:05:05,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:05,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:05,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,141 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:05,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1919974119, now seen corresponding path program 1 times [2024-10-19 03:05:05,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:05,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:05,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,406 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1031764735, now seen corresponding path program 1 times [2024-10-19 03:05:05,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:05,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:05,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,459 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,562 INFO L85 PathProgramCache]: Analyzing trace with hash -1557302296, now seen corresponding path program 1 times [2024-10-19 03:05:05,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:05,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,578 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:05,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1924833074, now seen corresponding path program 1 times [2024-10-19 03:05:05,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:05,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:05,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:05,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,939 INFO L85 PathProgramCache]: Analyzing trace with hash -2068427933, now seen corresponding path program 1 times [2024-10-19 03:05:05,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:05,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:05,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:05,962 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:05,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:06,068 INFO L85 PathProgramCache]: Analyzing trace with hash 580759513, now seen corresponding path program 1 times [2024-10-19 03:05:06,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:06,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:06,076 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:06,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:06,103 INFO L85 PathProgramCache]: Analyzing trace with hash 295830109, now seen corresponding path program 1 times [2024-10-19 03:05:06,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:06,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:06,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:06,109 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:06,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1143690390, now seen corresponding path program 1 times [2024-10-19 03:05:07,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:07,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:07,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,150 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:07,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1454169497, now seen corresponding path program 1 times [2024-10-19 03:05:07,185 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:07,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:07,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,193 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:07,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,223 INFO L85 PathProgramCache]: Analyzing trace with hash 739646711, now seen corresponding path program 1 times [2024-10-19 03:05:07,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:07,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,229 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1963523430, now seen corresponding path program 1 times [2024-10-19 03:05:07,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:07,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,323 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:07,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,348 INFO L85 PathProgramCache]: Analyzing trace with hash 738092782, now seen corresponding path program 1 times [2024-10-19 03:05:07,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:07,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,373 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1963473460, now seen corresponding path program 1 times [2024-10-19 03:05:07,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:07,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:07,408 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:08,132 INFO L85 PathProgramCache]: Analyzing trace with hash -292661186, now seen corresponding path program 1 times [2024-10-19 03:05:08,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:08,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:08,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:08,152 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:08,185 INFO L85 PathProgramCache]: Analyzing trace with hash -285431814, now seen corresponding path program 1 times [2024-10-19 03:05:08,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:08,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:08,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:08,198 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:08,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:08,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:08,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable18,SelfDestructingSolverStorable3,SelfDestructingSolverStorable19,SelfDestructingSolverStorable2,SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-10-19 03:05:08,263 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 03:05:08,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 03:05:08,264 INFO L85 PathProgramCache]: Analyzing trace with hash -629851382, now seen corresponding path program 2 times [2024-10-19 03:05:08,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 03:05:08,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580442560] [2024-10-19 03:05:08,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:08,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:08,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 03:05:08,399 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 03:05:08,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 03:05:08,400 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580442560] [2024-10-19 03:05:08,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580442560] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 03:05:08,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 03:05:08,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 03:05:08,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829937477] [2024-10-19 03:05:08,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 03:05:08,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 03:05:08,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 03:05:08,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 03:05:08,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-19 03:05:08,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 03:05:08,404 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 03:05:08,404 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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 03:05:08,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:08,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:08,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 03:05:10,103 INFO L85 PathProgramCache]: Analyzing trace with hash 1143690620, now seen corresponding path program 1 times [2024-10-19 03:05:10,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:10,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:10,111 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:10,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:12,500 INFO L85 PathProgramCache]: Analyzing trace with hash -292660805, now seen corresponding path program 1 times [2024-10-19 03:05:12,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:12,509 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:12,531 INFO L85 PathProgramCache]: Analyzing trace with hash -285431433, now seen corresponding path program 1 times [2024-10-19 03:05:12,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:12,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:12,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:12,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:12,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:12,725 INFO L85 PathProgramCache]: Analyzing trace with hash -839536494, now seen corresponding path program 1 times [2024-10-19 03:05:12,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:12,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:12,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:12,731 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:13,606 INFO L85 PathProgramCache]: Analyzing trace with hash 1209657541, now seen corresponding path program 1 times [2024-10-19 03:05:13,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:13,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:13,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:13,612 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:13,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:13,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:13,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 03:05:13,685 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25 [2024-10-19 03:05:13,686 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-10-19 03:05:13,686 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-19 03:05:13,686 INFO L85 PathProgramCache]: Analyzing trace with hash 9782884, now seen corresponding path program 3 times [2024-10-19 03:05:13,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-19 03:05:13,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399912592] [2024-10-19 03:05:13,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:13,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:13,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-19 03:05:13,826 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 03:05:13,826 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-19 03:05:13,827 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399912592] [2024-10-19 03:05:13,827 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399912592] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-19 03:05:13,827 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-19 03:05:13,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-19 03:05:13,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939508152] [2024-10-19 03:05:13,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-19 03:05:13,828 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-19 03:05:13,828 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-19 03:05:13,828 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-19 03:05:13,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-10-19 03:05:13,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-19 03:05:13,829 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-10-19 03:05:13,829 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.666666666666667) internal successors, (34), 6 states have internal predecessors, (34), 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 03:05:13,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:13,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:13,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-10-19 03:05:13,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-10-19 03:05:15,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1143691137, now seen corresponding path program 1 times [2024-10-19 03:05:15,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:15,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:15,521 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:18,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1209658129, now seen corresponding path program 1 times [2024-10-19 03:05:18,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-19 03:05:18,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-19 03:05:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:18,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-19 03:05:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-19 03:05:20,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:20,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-19 03:05:20,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-10-19 03:05:20,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-19 03:05:20,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-10-19 03:05:20,303 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-10-19 03:05:20,303 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-10-19 03:05:20,303 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-10-19 03:05:20,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-10-19 03:05:20,316 INFO L414 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-19 03:05:20,321 INFO L234 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-10-19 03:05:20,321 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-19 03:05:20,324 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 03:05:20 BasicIcfg [2024-10-19 03:05:20,326 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-19 03:05:20,327 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-19 03:05:20,327 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-19 03:05:20,327 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-19 03:05:20,327 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 03:05:02" (3/4) ... [2024-10-19 03:05:20,329 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-19 03:05:20,332 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2024-10-19 03:05:20,332 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2024-10-19 03:05:20,332 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P2 [2024-10-19 03:05:20,337 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 36 nodes and edges [2024-10-19 03:05:20,338 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-10-19 03:05:20,338 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-19 03:05:20,338 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-19 03:05:20,421 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2024-10-19 03:05:20,422 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.yml [2024-10-19 03:05:20,422 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-19 03:05:20,423 INFO L158 Benchmark]: Toolchain (without parser) took 18985.28ms. Allocated memory was 151.0MB in the beginning and 461.4MB in the end (delta: 310.4MB). Free memory was 85.3MB in the beginning and 239.8MB in the end (delta: -154.4MB). Peak memory consumption was 156.6MB. Max. memory is 16.1GB. [2024-10-19 03:05:20,423 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 03:05:20,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 529.15ms. Allocated memory is still 151.0MB. Free memory was 85.0MB in the beginning and 113.4MB in the end (delta: -28.4MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2024-10-19 03:05:20,423 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.20ms. Allocated memory is still 151.0MB. Free memory was 113.4MB in the beginning and 111.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-19 03:05:20,425 INFO L158 Benchmark]: Boogie Preprocessor took 33.86ms. Allocated memory is still 151.0MB. Free memory was 111.3MB in the beginning and 109.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-19 03:05:20,425 INFO L158 Benchmark]: RCFGBuilder took 433.13ms. Allocated memory is still 151.0MB. Free memory was 109.7MB in the beginning and 90.3MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-19 03:05:20,425 INFO L158 Benchmark]: TraceAbstraction took 17843.38ms. Allocated memory was 151.0MB in the beginning and 461.4MB in the end (delta: 310.4MB). Free memory was 88.8MB in the beginning and 244.0MB in the end (delta: -155.2MB). Peak memory consumption was 158.3MB. Max. memory is 16.1GB. [2024-10-19 03:05:20,426 INFO L158 Benchmark]: Witness Printer took 95.30ms. Allocated memory is still 461.4MB. Free memory was 244.0MB in the beginning and 239.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-19 03:05:20,427 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 529.15ms. Allocated memory is still 151.0MB. Free memory was 85.0MB in the beginning and 113.4MB in the end (delta: -28.4MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.20ms. Allocated memory is still 151.0MB. Free memory was 113.4MB in the beginning and 111.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.86ms. Allocated memory is still 151.0MB. Free memory was 111.3MB in the beginning and 109.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 433.13ms. Allocated memory is still 151.0MB. Free memory was 109.7MB in the beginning and 90.3MB in the end (delta: 19.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 17843.38ms. Allocated memory was 151.0MB in the beginning and 461.4MB in the end (delta: 310.4MB). Free memory was 88.8MB in the beginning and 244.0MB in the end (delta: -155.2MB). Peak memory consumption was 158.3MB. Max. memory is 16.1GB. * Witness Printer took 95.30ms. Allocated memory is still 461.4MB. Free memory was 244.0MB in the beginning and 239.8MB 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: 33733, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 740, dependent conditional: 716, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33733, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 740, dependent conditional: 716, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33733, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 740, dependent conditional: 716, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 33733, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 740, dependent conditional: 716, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 4065, dependent conditional: 4017, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 8447, independent unconditional: 24546, dependent: 4065, dependent conditional: 348, dependent unconditional: 3717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 8447, independent unconditional: 24546, dependent: 4065, dependent conditional: 348, dependent unconditional: 3717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1586, independent: 1439, independent conditional: 665, independent unconditional: 774, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1586, independent: 814, independent conditional: 0, independent unconditional: 814, dependent: 772, dependent conditional: 0, dependent unconditional: 772, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 772, independent: 625, independent conditional: 617, independent unconditional: 8, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 772, independent: 625, independent conditional: 617, independent unconditional: 8, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13703, independent: 11418, independent conditional: 11204, independent unconditional: 214, dependent: 2285, dependent conditional: 1509, dependent unconditional: 776, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 37058, independent: 31554, independent conditional: 7782, independent unconditional: 23772, dependent: 3918, dependent conditional: 225, dependent unconditional: 3693, unknown: 1586, unknown conditional: 788, unknown unconditional: 798] , Statistics on independence cache: Total cache size (in pairs): 1586, Positive cache size: 1439, Positive conditional cache size: 665, Positive unconditional cache size: 774, Negative cache size: 147, Negative conditional cache size: 123, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27381, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 4065, dependent conditional: 4017, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 8447, independent unconditional: 24546, dependent: 4065, dependent conditional: 348, dependent unconditional: 3717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 8447, independent unconditional: 24546, dependent: 4065, dependent conditional: 348, dependent unconditional: 3717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1586, independent: 1439, independent conditional: 665, independent unconditional: 774, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1586, independent: 814, independent conditional: 0, independent unconditional: 814, dependent: 772, dependent conditional: 0, dependent unconditional: 772, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 772, independent: 625, independent conditional: 617, independent unconditional: 8, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 772, independent: 625, independent conditional: 617, independent unconditional: 8, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13703, independent: 11418, independent conditional: 11204, independent unconditional: 214, dependent: 2285, dependent conditional: 1509, dependent unconditional: 776, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 37058, independent: 31554, independent conditional: 7782, independent unconditional: 23772, dependent: 3918, dependent conditional: 225, dependent unconditional: 3693, unknown: 1586, unknown conditional: 788, unknown unconditional: 798] , Statistics on independence cache: Total cache size (in pairs): 1586, Positive cache size: 1439, Positive conditional cache size: 665, Positive unconditional cache size: 774, Negative cache size: 147, Negative conditional cache size: 123, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27381 ], Independence queries for same thread: 0, Persistent sets #1 benchmarks: Persistent set computation time: 1.1s, Number of persistent set computation: 962, Number of trivial persistent sets: 543, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 798, independent: 774, independent conditional: 0, independent unconditional: 774, dependent: 24, dependent conditional: 0, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 33733, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 740, dependent conditional: 716, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 33733, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 740, dependent conditional: 716, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 33733, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 740, dependent conditional: 716, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 33733, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 740, dependent conditional: 716, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 4065, dependent conditional: 4017, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 8447, independent unconditional: 24546, dependent: 4065, dependent conditional: 348, dependent unconditional: 3717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 8447, independent unconditional: 24546, dependent: 4065, dependent conditional: 348, dependent unconditional: 3717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1586, independent: 1439, independent conditional: 665, independent unconditional: 774, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1586, independent: 814, independent conditional: 0, independent unconditional: 814, dependent: 772, dependent conditional: 0, dependent unconditional: 772, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 772, independent: 625, independent conditional: 617, independent unconditional: 8, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 772, independent: 625, independent conditional: 617, independent unconditional: 8, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13703, independent: 11418, independent conditional: 11204, independent unconditional: 214, dependent: 2285, dependent conditional: 1509, dependent unconditional: 776, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 37058, independent: 31554, independent conditional: 7782, independent unconditional: 23772, dependent: 3918, dependent conditional: 225, dependent unconditional: 3693, unknown: 1586, unknown conditional: 788, unknown unconditional: 798] , Statistics on independence cache: Total cache size (in pairs): 1586, Positive cache size: 1439, Positive conditional cache size: 665, Positive unconditional cache size: 774, Negative cache size: 147, Negative conditional cache size: 123, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27381, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 32159, independent unconditional: 834, dependent: 4065, dependent conditional: 4017, dependent unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 8447, independent unconditional: 24546, dependent: 4065, dependent conditional: 348, dependent unconditional: 3717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 37058, independent: 32993, independent conditional: 8447, independent unconditional: 24546, dependent: 4065, dependent conditional: 348, dependent unconditional: 3717, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1586, independent: 1439, independent conditional: 665, independent unconditional: 774, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1586, independent: 814, independent conditional: 0, independent unconditional: 814, dependent: 772, dependent conditional: 0, dependent unconditional: 772, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 772, independent: 625, independent conditional: 617, independent unconditional: 8, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 772, independent: 625, independent conditional: 617, independent unconditional: 8, dependent: 147, dependent conditional: 123, dependent unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 13703, independent: 11418, independent conditional: 11204, independent unconditional: 214, dependent: 2285, dependent conditional: 1509, dependent unconditional: 776, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 37058, independent: 31554, independent conditional: 7782, independent unconditional: 23772, dependent: 3918, dependent conditional: 225, dependent unconditional: 3693, unknown: 1586, unknown conditional: 788, unknown unconditional: 798] , Statistics on independence cache: Total cache size (in pairs): 1586, Positive cache size: 1439, Positive conditional cache size: 665, Positive unconditional cache size: 774, Negative cache size: 147, Negative conditional cache size: 123, Negative unconditional cache size: 24, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 27381 ], 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, 68 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 17.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 16.5s, 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: 29, 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, 0.8s InterpolantComputationTime, 130 NumberOfCodeBlocks, 130 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 126 ConstructedInterpolants, 0 QuantifiedInterpolants, 466 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: ConditionalCommutativityOverallTime: 0.0s, ConditionalCommutativityCheckTime: 13.9s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityCommutingCounterexamples: 0, ConditionalCommutativityConditionCalculations: 30, ConditionalCommutativityTraceChecks: 25, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-19 03:05:20,462 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 03:05:20,654 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