./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b9ba053a0d2bb5cff65ef20f502acdb8ce89a9e82653cf0711701cf2b8f86a02 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 03:49:09,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 03:49:09,559 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-14 03:49:09,563 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 03:49:09,564 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 03:49:09,588 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 03:49:09,589 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 03:49:09,589 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 03:49:09,590 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 03:49:09,590 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 03:49:09,590 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 03:49:09,590 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 03:49:09,591 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 03:49:09,591 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 03:49:09,591 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 03:49:09,591 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 03:49:09,591 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 03:49:09,591 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 03:49:09,591 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 03:49:09,591 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 03:49:09,592 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 03:49:09,592 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 03:49:09,592 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 03:49:09,592 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 03:49:09,592 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 03:49:09,592 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 03:49:09,592 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 03:49:09,593 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 03:49:09,593 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 03:49:09,593 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 03:49:09,593 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 03:49:09,593 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 03:49:09,593 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 03:49:09,594 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 03:49:09,594 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 03:49:09,594 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 03:49:09,594 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 03:49:09,594 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 03:49:09,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:49:09,595 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 03:49:09,595 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 03:49:09,595 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 03:49:09,595 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 03:49:09,595 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 03:49:09,595 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 03:49:09,596 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 03:49:09,596 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 03:49:09,596 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> b9ba053a0d2bb5cff65ef20f502acdb8ce89a9e82653cf0711701cf2b8f86a02 [2024-11-14 03:49:09,978 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 03:49:09,997 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 03:49:10,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 03:49:10,003 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 03:49:10,003 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 03:49:10,007 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i Unable to find full path for "g++" [2024-11-14 03:49:12,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 03:49:12,575 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 03:49:12,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i [2024-11-14 03:49:12,620 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/data/6a19c7100/008c614fd23d4124bc902c26758962c5/FLAGecbda07d3 [2024-11-14 03:49:12,643 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/data/6a19c7100/008c614fd23d4124bc902c26758962c5 [2024-11-14 03:49:12,646 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 03:49:12,647 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 03:49:12,649 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 03:49:12,649 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 03:49:12,655 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 03:49:12,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:49:12" (1/1) ... [2024-11-14 03:49:12,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@103e782b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:12, skipping insertion in model container [2024-11-14 03:49:12,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 03:49:12" (1/1) ... [2024-11-14 03:49:12,740 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 03:49:13,005 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i[453,466] [2024-11-14 03:49:14,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:49:14,340 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 03:49:14,353 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb.i[453,466] [2024-11-14 03:49:14,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 03:49:14,908 INFO L204 MainTranslator]: Completed translation [2024-11-14 03:49:14,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14 WrapperNode [2024-11-14 03:49:14,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 03:49:14,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 03:49:14,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 03:49:14,912 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 03:49:14,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,180 INFO L138 Inliner]: procedures = 472, calls = 2680, calls flagged for inlining = 54, calls inlined = 38, statements flattened = 3392 [2024-11-14 03:49:15,181 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 03:49:15,181 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 03:49:15,182 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 03:49:15,182 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 03:49:15,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,234 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,235 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,415 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,438 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,514 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 03:49:15,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 03:49:15,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 03:49:15,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 03:49:15,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (1/1) ... [2024-11-14 03:49:15,527 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 03:49:15,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:49:15,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 03:49:15,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 03:49:15,606 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-11-14 03:49:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-11-14 03:49:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 03:49:15,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-11-14 03:49:15,607 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-14 03:49:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-14 03:49:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 03:49:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-14 03:49:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-14 03:49:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 03:49:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-11-14 03:49:15,608 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-11-14 03:49:15,608 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-11-14 03:49:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 03:49:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 03:49:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-11-14 03:49:15,609 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-11-14 03:49:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 03:49:15,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 03:49:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 03:49:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-14 03:49:15,610 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-11-14 03:49:15,610 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-11-14 03:49:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-14 03:49:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-14 03:49:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-11-14 03:49:15,611 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-11-14 03:49:15,611 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 03:49:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 03:49:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-11-14 03:49:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-11-14 03:49:15,612 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 03:49:15,612 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 03:49:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-14 03:49:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-14 03:49:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 03:49:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 03:49:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-14 03:49:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-14 03:49:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-11-14 03:49:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-11-14 03:49:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-14 03:49:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-14 03:49:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-14 03:49:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-14 03:49:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-11-14 03:49:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-11-14 03:49:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-11-14 03:49:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 03:49:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-11-14 03:49:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-11-14 03:49:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-11-14 03:49:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-11-14 03:49:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-14 03:49:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-14 03:49:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-14 03:49:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-14 03:49:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-14 03:49:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-14 03:49:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 03:49:16,169 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 03:49:16,174 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 03:49:22,344 INFO L? ?]: Removed 443 outVars from TransFormulas that were not future-live. [2024-11-14 03:49:22,344 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 03:49:23,235 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 03:49:23,236 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-14 03:49:23,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:49:23 BoogieIcfgContainer [2024-11-14 03:49:23,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 03:49:23,240 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 03:49:23,240 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 03:49:23,245 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 03:49:23,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 03:49:12" (1/3) ... [2024-11-14 03:49:23,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8d1354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:49:23, skipping insertion in model container [2024-11-14 03:49:23,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 03:49:14" (2/3) ... [2024-11-14 03:49:23,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b8d1354 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 03:49:23, skipping insertion in model container [2024-11-14 03:49:23,246 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 03:49:23" (3/3) ... [2024-11-14 03:49:23,247 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outb.i [2024-11-14 03:49:23,263 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 03:49:23,266 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG ddv_machzwd_outb.i that has 29 procedures, 271 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-14 03:49:23,351 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 03:49:23,368 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=FINITE_AUTOMATA, 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;@10ad7ca5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 03:49:23,368 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 03:49:23,373 INFO L276 IsEmpty]: Start isEmpty. Operand has 267 states, 161 states have (on average 1.3540372670807452) internal successors, (218), 168 states have internal predecessors, (218), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-11-14 03:49:23,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-14 03:49:23,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:49:23,381 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:49:23,382 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting outbErr0ASSERT_VIOLATIONERROR_FUNCTION === [outbErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:49:23,387 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:49:23,387 INFO L85 PathProgramCache]: Analyzing trace with hash 878963894, now seen corresponding path program 1 times [2024-11-14 03:49:23,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:49:23,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412636825] [2024-11-14 03:49:23,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:49:23,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:49:26,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:49:27,589 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 03:49:27,591 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:49:27,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412636825] [2024-11-14 03:49:27,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412636825] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 03:49:27,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 03:49:27,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 03:49:27,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142621049] [2024-11-14 03:49:27,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 03:49:27,602 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-14 03:49:27,602 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 03:49:27,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-14 03:49:27,628 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:49:27,633 INFO L87 Difference]: Start difference. First operand has 267 states, 161 states have (on average 1.3540372670807452) internal successors, (218), 168 states have internal predecessors, (218), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 03:49:28,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 03:49:28,380 INFO L93 Difference]: Finished difference Result 532 states and 776 transitions. [2024-11-14 03:49:28,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-14 03:49:28,383 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 17 [2024-11-14 03:49:28,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 03:49:28,397 INFO L225 Difference]: With dead ends: 532 [2024-11-14 03:49:28,397 INFO L226 Difference]: Without dead ends: 263 [2024-11-14 03:49:28,407 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-14 03:49:28,410 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 0 mSDsluCounter, 312 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 625 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 03:49:28,412 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 625 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 03:49:28,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 263 states. [2024-11-14 03:49:28,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 263 to 263. [2024-11-14 03:49:28,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 160 states have (on average 1.3375) internal successors, (214), 167 states have internal predecessors, (214), 76 states have call successors, (76), 26 states have call predecessors, (76), 26 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2024-11-14 03:49:28,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 365 transitions. [2024-11-14 03:49:28,504 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 365 transitions. Word has length 17 [2024-11-14 03:49:28,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 03:49:28,505 INFO L471 AbstractCegarLoop]: Abstraction has 263 states and 365 transitions. [2024-11-14 03:49:28,506 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-11-14 03:49:28,506 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 365 transitions. [2024-11-14 03:49:28,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-14 03:49:28,507 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 03:49:28,507 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 03:49:28,509 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 03:49:28,509 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting outbErr0ASSERT_VIOLATIONERROR_FUNCTION === [outbErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 03:49:28,510 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 03:49:28,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1856321658, now seen corresponding path program 1 times [2024-11-14 03:49:28,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 03:49:28,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718204431] [2024-11-14 03:49:28,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:49:28,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 03:49:30,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:49:31,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 03:49:31,664 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 03:49:31,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718204431] [2024-11-14 03:49:31,664 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718204431] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-14 03:49:31,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [439307741] [2024-11-14 03:49:31,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 03:49:31,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-14 03:49:31,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 03:49:31,671 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-14 03:49:31,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d1bdc74-4188-4785-b8a6-1b338f14fae1/bin/utaipan-verify-sOmjnqqW8E/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-14 03:49:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 03:49:35,078 INFO L255 TraceCheckSpWp]: Trace formula consists of 5508 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-14 03:49:35,085 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 03:49:35,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 03:49:35,148 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 03:49:35,204 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 03:49:35,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [439307741] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-14 03:49:35,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1305935050] [2024-11-14 03:49:35,231 INFO L159 IcfgInterpreter]: Started Sifa with 18 locations of interest [2024-11-14 03:49:35,231 INFO L166 IcfgInterpreter]: Building call graph [2024-11-14 03:49:35,234 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2024-11-14 03:49:35,240 INFO L176 IcfgInterpreter]: Starting interpretation [2024-11-14 03:49:35,241 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2024-11-14 03:51:11,895 WARN L286 SmtUtils]: Spent 8.14s on a formula simplification that was a NOOP. DAG size: 4265 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 03:52:35,256 WARN L286 SmtUtils]: Spent 6.52s on a formula simplification that was a NOOP. DAG size: 4265 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 03:53:48,681 WARN L286 SmtUtils]: Spent 9.30s on a formula simplification that was a NOOP. DAG size: 4265 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 03:55:23,488 WARN L286 SmtUtils]: Spent 6.77s on a formula simplification that was a NOOP. DAG size: 4265 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-14 03:56:04,757 WARN L286 SmtUtils]: Spent 13.22s on a formula simplification that was a NOOP. DAG size: 11412 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 03:56:19,816 WARN L286 SmtUtils]: Spent 15.04s on a formula simplification that was a NOOP. DAG size: 11412 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 03:56:40,838 WARN L286 SmtUtils]: Spent 20.98s on a formula simplification. DAG size of input: 11413 DAG size of output: 11413 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 03:56:55,102 WARN L286 SmtUtils]: Spent 14.25s on a formula simplification that was a NOOP. DAG size: 11412 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 03:57:09,793 WARN L286 SmtUtils]: Spent 14.68s on a formula simplification that was a NOOP. DAG size: 11412 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 03:57:31,895 WARN L286 SmtUtils]: Spent 22.08s on a formula simplification. DAG size of input: 11413 DAG size of output: 11413 (called from [L 210] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.BasicPredicateFactory.xJunctTerm) [2024-11-14 04:04:27,100 WARN L286 SmtUtils]: Spent 9.77s on a formula simplification that was a NOOP. DAG size: 4265 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)