./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32482febe38d61a93fd0705f3ad97c9c1ccc991b1238f75e4d1dd99bfb01c35e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 17:04:58,131 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 17:04:58,195 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-DataRace-32bit-Taipan_Default.epf [2023-12-02 17:04:58,199 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 17:04:58,200 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 17:04:58,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 17:04:58,224 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 17:04:58,225 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 17:04:58,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 17:04:58,226 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 17:04:58,227 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 17:04:58,227 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 17:04:58,228 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 17:04:58,228 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 17:04:58,229 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 17:04:58,229 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 17:04:58,230 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 17:04:58,230 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 17:04:58,231 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 17:04:58,231 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 17:04:58,232 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 17:04:58,232 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 17:04:58,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 17:04:58,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 17:04:58,234 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 17:04:58,234 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 17:04:58,235 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 17:04:58,235 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 17:04:58,236 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 17:04:58,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 17:04:58,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 17:04:58,237 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-12-02 17:04:58,237 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 17:04:58,237 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 17:04:58,238 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 17:04:58,238 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 17:04:58,238 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 17:04:58,238 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 17:04:58,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:04:58,239 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 17:04:58,239 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 17:04:58,239 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 17:04:58,239 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 17:04:58,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 17:04:58,240 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 17:04:58,240 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 17:04:58,240 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 17:04:58,240 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 17:04:58,241 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32482febe38d61a93fd0705f3ad97c9c1ccc991b1238f75e4d1dd99bfb01c35e [2023-12-02 17:04:58,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 17:04:58,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 17:04:58,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 17:04:58,475 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 17:04:58,475 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 17:04:58,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2023-12-02 17:05:01,218 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 17:05:01,458 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 17:05:01,459 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/sv-benchmarks/c/pthread-divine/divinefifo-bug_1w1r.i [2023-12-02 17:05:01,477 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/data/24f6ae292/7ab0c36f721e4dd7a3905ee58dd781ec/FLAGce367bfa0 [2023-12-02 17:05:01,489 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/data/24f6ae292/7ab0c36f721e4dd7a3905ee58dd781ec [2023-12-02 17:05:01,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 17:05:01,493 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 17:05:01,494 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 17:05:01,494 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 17:05:01,499 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 17:05:01,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:05:01" (1/1) ... [2023-12-02 17:05:01,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d9dacf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:01, skipping insertion in model container [2023-12-02 17:05:01,501 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 05:05:01" (1/1) ... [2023-12-02 17:05:01,553 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 17:05:02,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:05:02,013 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 17:05:02,079 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 17:05:02,148 INFO L206 MainTranslator]: Completed translation [2023-12-02 17:05:02,149 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02 WrapperNode [2023-12-02 17:05:02,149 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 17:05:02,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 17:05:02,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 17:05:02,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 17:05:02,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,256 INFO L138 Inliner]: procedures = 277, calls = 111, calls flagged for inlining = 27, calls inlined = 29, statements flattened = 980 [2023-12-02 17:05:02,256 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 17:05:02,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 17:05:02,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 17:05:02,258 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 17:05:02,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,283 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,284 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,360 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,367 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,375 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 17:05:02,376 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 17:05:02,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 17:05:02,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 17:05:02,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (1/1) ... [2023-12-02 17:05:02,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 17:05:02,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 17:05:02,402 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 17:05:02,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f09f199-ab4e-44a4-8724-23d796e0e3aa/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 17:05:02,435 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2023-12-02 17:05:02,435 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2023-12-02 17:05:02,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 17:05:02,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 17:05:02,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 17:05:02,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 17:05:02,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 17:05:02,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 17:05:02,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 17:05:02,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 17:05:02,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 17:05:02,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 17:05:02,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 17:05:02,439 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 17:05:02,594 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 17:05:02,596 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 17:05:04,019 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 17:05:04,044 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 17:05:04,045 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 17:05:04,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:05:04 BoogieIcfgContainer [2023-12-02 17:05:04,047 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 17:05:04,049 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 17:05:04,049 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 17:05:04,052 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 17:05:04,052 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 05:05:01" (1/3) ... [2023-12-02 17:05:04,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@669441c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:05:04, skipping insertion in model container [2023-12-02 17:05:04,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 05:05:02" (2/3) ... [2023-12-02 17:05:04,053 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@669441c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 05:05:04, skipping insertion in model container [2023-12-02 17:05:04,053 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 05:05:04" (3/3) ... [2023-12-02 17:05:04,054 INFO L112 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.i [2023-12-02 17:05:04,061 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-12-02 17:05:04,068 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 17:05:04,068 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 99 error locations. [2023-12-02 17:05:04,068 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-12-02 17:05:04,241 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-12-02 17:05:04,283 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 1138 places, 1178 transitions, 2363 flow [2023-12-02 17:05:06,459 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 109853 states, 108854 states have (on average 2.0781689235122274) internal successors, (226217), 109852 states have internal predecessors, (226217), 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) [2023-12-02 17:05:06,478 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 17:05:06,484 INFO L357 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, mHoare=true, 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;@75b19ea9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 17:05:06,484 INFO L358 AbstractCegarLoop]: Starting to check reachability of 115 error locations. [2023-12-02 17:05:06,583 INFO L276 IsEmpty]: Start isEmpty. Operand has 109853 states, 108854 states have (on average 2.0781689235122274) internal successors, (226217), 109852 states have internal predecessors, (226217), 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) [2023-12-02 17:05:06,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 17:05:06,590 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:06,591 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:06,591 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:06,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:06,597 INFO L85 PathProgramCache]: Analyzing trace with hash -82470856, now seen corresponding path program 1 times [2023-12-02 17:05:06,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:06,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476286025] [2023-12-02 17:05:06,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:06,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:07,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:07,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:07,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476286025] [2023-12-02 17:05:07,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476286025] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:07,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:07,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:07,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [358922374] [2023-12-02 17:05:07,444 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:07,447 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:07,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:07,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:07,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:07,593 INFO L87 Difference]: Start difference. First operand has 109853 states, 108854 states have (on average 2.0781689235122274) internal successors, (226217), 109852 states have internal predecessors, (226217), 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) Second operand has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:05:09,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:09,690 INFO L93 Difference]: Finished difference Result 107190 states and 217211 transitions. [2023-12-02 17:05:09,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:09,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2023-12-02 17:05:09,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:10,151 INFO L225 Difference]: With dead ends: 107190 [2023-12-02 17:05:10,151 INFO L226 Difference]: Without dead ends: 107085 [2023-12-02 17:05:10,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:10,156 INFO L413 NwaCegarLoop]: 1099 mSDtfsCounter, 15 mSDsluCounter, 1016 mSDsCounter, 0 mSdLazyCounter, 1198 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 2115 SdHoareTripleChecker+Invalid, 1210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 1198 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:10,157 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 2115 Invalid, 1210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 1198 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-02 17:05:10,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107085 states. [2023-12-02 17:05:12,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107085 to 107085. [2023-12-02 17:05:12,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107085 states, 105967 states have (on average 2.04790170524786) internal successors, (217010), 107084 states have internal predecessors, (217010), 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) [2023-12-02 17:05:13,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107085 states to 107085 states and 217010 transitions. [2023-12-02 17:05:13,215 INFO L78 Accepts]: Start accepts. Automaton has 107085 states and 217010 transitions. Word has length 32 [2023-12-02 17:05:13,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:13,215 INFO L495 AbstractCegarLoop]: Abstraction has 107085 states and 217010 transitions. [2023-12-02 17:05:13,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 17:05:13,216 INFO L276 IsEmpty]: Start isEmpty. Operand 107085 states and 217010 transitions. [2023-12-02 17:05:13,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 17:05:13,217 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:13,217 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:13,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 17:05:13,218 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:13,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:13,218 INFO L85 PathProgramCache]: Analyzing trace with hash -2104998173, now seen corresponding path program 1 times [2023-12-02 17:05:13,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:13,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833421030] [2023-12-02 17:05:13,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:13,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:13,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:13,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:13,732 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:13,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833421030] [2023-12-02 17:05:13,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833421030] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:13,733 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:13,733 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:13,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [964442530] [2023-12-02 17:05:13,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:13,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:13,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:13,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:13,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:13,736 INFO L87 Difference]: Start difference. First operand 107085 states and 217010 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 6 states have internal predecessors, (39), 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) [2023-12-02 17:05:15,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:15,275 INFO L93 Difference]: Finished difference Result 107084 states and 217009 transitions. [2023-12-02 17:05:15,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:15,276 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 6 states have internal predecessors, (39), 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) Word has length 39 [2023-12-02 17:05:15,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:15,547 INFO L225 Difference]: With dead ends: 107084 [2023-12-02 17:05:15,547 INFO L226 Difference]: Without dead ends: 107084 [2023-12-02 17:05:15,548 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:15,549 INFO L413 NwaCegarLoop]: 1096 mSDtfsCounter, 4 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 1204 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 2094 SdHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:15,549 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 2094 Invalid, 1204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1204 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-02 17:05:15,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107084 states. [2023-12-02 17:05:17,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107084 to 107084. [2023-12-02 17:05:17,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107084 states, 105967 states have (on average 2.047892268347693) internal successors, (217009), 107083 states have internal predecessors, (217009), 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) [2023-12-02 17:05:17,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107084 states to 107084 states and 217009 transitions. [2023-12-02 17:05:17,733 INFO L78 Accepts]: Start accepts. Automaton has 107084 states and 217009 transitions. Word has length 39 [2023-12-02 17:05:17,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:17,733 INFO L495 AbstractCegarLoop]: Abstraction has 107084 states and 217009 transitions. [2023-12-02 17:05:17,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 6 states have internal predecessors, (39), 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) [2023-12-02 17:05:17,734 INFO L276 IsEmpty]: Start isEmpty. Operand 107084 states and 217009 transitions. [2023-12-02 17:05:17,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 17:05:17,735 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:17,735 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:17,735 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-02 17:05:17,736 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:17,736 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:17,736 INFO L85 PathProgramCache]: Analyzing trace with hash -1162512593, now seen corresponding path program 1 times [2023-12-02 17:05:17,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:17,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654841798] [2023-12-02 17:05:17,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:17,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:17,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:18,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:18,358 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:18,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654841798] [2023-12-02 17:05:18,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654841798] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:18,358 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:18,359 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:18,359 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973875272] [2023-12-02 17:05:18,359 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:18,360 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:18,360 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:18,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:18,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:18,361 INFO L87 Difference]: Start difference. First operand 107084 states and 217009 transitions. Second operand has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 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) [2023-12-02 17:05:19,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:19,957 INFO L93 Difference]: Finished difference Result 107083 states and 217008 transitions. [2023-12-02 17:05:19,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:19,958 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 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) Word has length 48 [2023-12-02 17:05:19,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:20,241 INFO L225 Difference]: With dead ends: 107083 [2023-12-02 17:05:20,241 INFO L226 Difference]: Without dead ends: 107083 [2023-12-02 17:05:20,242 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:20,243 INFO L413 NwaCegarLoop]: 1095 mSDtfsCounter, 1 mSDsluCounter, 1000 mSDsCounter, 0 mSdLazyCounter, 1204 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2095 SdHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:20,244 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2095 Invalid, 1204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1204 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-12-02 17:05:20,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107083 states. [2023-12-02 17:05:21,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107083 to 107083. [2023-12-02 17:05:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107083 states, 105967 states have (on average 2.047882831447526) internal successors, (217008), 107082 states have internal predecessors, (217008), 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) [2023-12-02 17:05:22,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107083 states to 107083 states and 217008 transitions. [2023-12-02 17:05:22,219 INFO L78 Accepts]: Start accepts. Automaton has 107083 states and 217008 transitions. Word has length 48 [2023-12-02 17:05:22,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:22,220 INFO L495 AbstractCegarLoop]: Abstraction has 107083 states and 217008 transitions. [2023-12-02 17:05:22,220 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.6) internal successors, (48), 6 states have internal predecessors, (48), 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) [2023-12-02 17:05:22,220 INFO L276 IsEmpty]: Start isEmpty. Operand 107083 states and 217008 transitions. [2023-12-02 17:05:22,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 17:05:22,221 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:22,222 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:22,222 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-02 17:05:22,222 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:22,223 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:22,223 INFO L85 PathProgramCache]: Analyzing trace with hash 314627445, now seen corresponding path program 1 times [2023-12-02 17:05:22,223 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:22,223 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305658531] [2023-12-02 17:05:22,223 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:22,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:22,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:22,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:22,858 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:22,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305658531] [2023-12-02 17:05:22,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1305658531] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:22,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:22,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:22,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128999889] [2023-12-02 17:05:22,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:22,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:22,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:22,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:22,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:22,860 INFO L87 Difference]: Start difference. First operand 107083 states and 217008 transitions. Second operand has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2023-12-02 17:05:23,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:23,834 INFO L93 Difference]: Finished difference Result 107082 states and 217007 transitions. [2023-12-02 17:05:23,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:23,834 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 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) Word has length 60 [2023-12-02 17:05:23,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:24,050 INFO L225 Difference]: With dead ends: 107082 [2023-12-02 17:05:24,051 INFO L226 Difference]: Without dead ends: 107082 [2023-12-02 17:05:24,051 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:24,052 INFO L413 NwaCegarLoop]: 1087 mSDtfsCounter, 21 mSDsluCounter, 497 mSDsCounter, 0 mSdLazyCounter, 605 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 605 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:24,052 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 1584 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 605 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-12-02 17:05:24,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107082 states. [2023-12-02 17:05:25,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107082 to 107082. [2023-12-02 17:05:26,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107082 states, 105967 states have (on average 2.0478733945473593) internal successors, (217007), 107081 states have internal predecessors, (217007), 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) [2023-12-02 17:05:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107082 states to 107082 states and 217007 transitions. [2023-12-02 17:05:26,459 INFO L78 Accepts]: Start accepts. Automaton has 107082 states and 217007 transitions. Word has length 60 [2023-12-02 17:05:26,459 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:26,460 INFO L495 AbstractCegarLoop]: Abstraction has 107082 states and 217007 transitions. [2023-12-02 17:05:26,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 12.0) internal successors, (60), 6 states have internal predecessors, (60), 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) [2023-12-02 17:05:26,460 INFO L276 IsEmpty]: Start isEmpty. Operand 107082 states and 217007 transitions. [2023-12-02 17:05:26,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 17:05:26,463 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:26,476 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:26,476 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-02 17:05:26,477 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:26,477 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:26,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1166847594, now seen corresponding path program 1 times [2023-12-02 17:05:26,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:26,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1041416921] [2023-12-02 17:05:26,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:26,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:26,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:26,901 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:26,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1041416921] [2023-12-02 17:05:26,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1041416921] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:26,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:26,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:26,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071507283] [2023-12-02 17:05:26,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:26,902 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:26,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:26,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:26,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:26,903 INFO L87 Difference]: Start difference. First operand 107082 states and 217007 transitions. Second operand has 6 states, 5 states have (on average 13.4) internal successors, (67), 6 states have internal predecessors, (67), 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) [2023-12-02 17:05:28,632 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:28,632 INFO L93 Difference]: Finished difference Result 107081 states and 217006 transitions. [2023-12-02 17:05:28,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:28,633 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 13.4) internal successors, (67), 6 states have internal predecessors, (67), 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) Word has length 67 [2023-12-02 17:05:28,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:28,847 INFO L225 Difference]: With dead ends: 107081 [2023-12-02 17:05:28,847 INFO L226 Difference]: Without dead ends: 107081 [2023-12-02 17:05:28,847 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:28,848 INFO L413 NwaCegarLoop]: 1093 mSDtfsCounter, 8 mSDsluCounter, 1491 mSDsCounter, 0 mSdLazyCounter, 1792 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 2584 SdHoareTripleChecker+Invalid, 1792 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:28,849 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 2584 Invalid, 1792 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1792 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2023-12-02 17:05:29,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107081 states. [2023-12-02 17:05:30,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107081 to 107081. [2023-12-02 17:05:30,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107081 states, 105967 states have (on average 2.047863957647192) internal successors, (217006), 107080 states have internal predecessors, (217006), 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) [2023-12-02 17:05:31,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107081 states to 107081 states and 217006 transitions. [2023-12-02 17:05:31,139 INFO L78 Accepts]: Start accepts. Automaton has 107081 states and 217006 transitions. Word has length 67 [2023-12-02 17:05:31,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:31,140 INFO L495 AbstractCegarLoop]: Abstraction has 107081 states and 217006 transitions. [2023-12-02 17:05:31,140 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.4) internal successors, (67), 6 states have internal predecessors, (67), 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) [2023-12-02 17:05:31,140 INFO L276 IsEmpty]: Start isEmpty. Operand 107081 states and 217006 transitions. [2023-12-02 17:05:31,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 17:05:31,141 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:31,141 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:31,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-02 17:05:31,141 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:31,142 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:31,142 INFO L85 PathProgramCache]: Analyzing trace with hash -2062787316, now seen corresponding path program 1 times [2023-12-02 17:05:31,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:31,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1035049156] [2023-12-02 17:05:31,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:31,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:31,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:31,542 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:31,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1035049156] [2023-12-02 17:05:31,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1035049156] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:31,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:31,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:31,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009686712] [2023-12-02 17:05:31,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:31,544 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:31,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:31,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:31,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:31,545 INFO L87 Difference]: Start difference. First operand 107081 states and 217006 transitions. Second operand has 6 states, 5 states have (on average 16.2) internal successors, (81), 6 states have internal predecessors, (81), 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) [2023-12-02 17:05:34,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:34,075 INFO L93 Difference]: Finished difference Result 143551 states and 291052 transitions. [2023-12-02 17:05:34,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:34,075 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 6 states have internal predecessors, (81), 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) Word has length 81 [2023-12-02 17:05:34,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:34,347 INFO L225 Difference]: With dead ends: 143551 [2023-12-02 17:05:34,347 INFO L226 Difference]: Without dead ends: 143551 [2023-12-02 17:05:34,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:34,348 INFO L413 NwaCegarLoop]: 1193 mSDtfsCounter, 918 mSDsluCounter, 1108 mSDsCounter, 0 mSdLazyCounter, 2084 mSolverCounterSat, 632 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 918 SdHoareTripleChecker+Valid, 2301 SdHoareTripleChecker+Invalid, 2716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 632 IncrementalHoareTripleChecker+Valid, 2084 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:34,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [918 Valid, 2301 Invalid, 2716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [632 Valid, 2084 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 17:05:34,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143551 states. [2023-12-02 17:05:36,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143551 to 114863. [2023-12-02 17:05:36,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114863 states, 113755 states have (on average 2.045378225132961) internal successors, (232672), 114862 states have internal predecessors, (232672), 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) [2023-12-02 17:05:37,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114863 states to 114863 states and 232672 transitions. [2023-12-02 17:05:37,001 INFO L78 Accepts]: Start accepts. Automaton has 114863 states and 232672 transitions. Word has length 81 [2023-12-02 17:05:37,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:37,001 INFO L495 AbstractCegarLoop]: Abstraction has 114863 states and 232672 transitions. [2023-12-02 17:05:37,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.2) internal successors, (81), 6 states have internal predecessors, (81), 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) [2023-12-02 17:05:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 114863 states and 232672 transitions. [2023-12-02 17:05:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 17:05:37,003 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:37,003 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2023-12-02 17:05:37,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-12-02 17:05:37,004 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:37,004 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:37,004 INFO L85 PathProgramCache]: Analyzing trace with hash 2146709815, now seen corresponding path program 1 times [2023-12-02 17:05:37,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:37,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1790739433] [2023-12-02 17:05:37,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:37,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:37,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:37,535 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:37,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1790739433] [2023-12-02 17:05:37,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1790739433] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:37,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:37,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:37,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944432718] [2023-12-02 17:05:37,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:37,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:37,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:37,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:37,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:37,538 INFO L87 Difference]: Start difference. First operand 114863 states and 232672 transitions. Second operand has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 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) [2023-12-02 17:05:39,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:39,870 INFO L93 Difference]: Finished difference Result 142885 states and 289714 transitions. [2023-12-02 17:05:39,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:39,871 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 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) Word has length 87 [2023-12-02 17:05:39,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:40,172 INFO L225 Difference]: With dead ends: 142885 [2023-12-02 17:05:40,172 INFO L226 Difference]: Without dead ends: 142885 [2023-12-02 17:05:40,173 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:40,173 INFO L413 NwaCegarLoop]: 1233 mSDtfsCounter, 720 mSDsluCounter, 827 mSDsCounter, 0 mSdLazyCounter, 1540 mSolverCounterSat, 373 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 720 SdHoareTripleChecker+Valid, 2060 SdHoareTripleChecker+Invalid, 1913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 373 IncrementalHoareTripleChecker+Valid, 1540 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:40,174 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [720 Valid, 2060 Invalid, 1913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [373 Valid, 1540 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-12-02 17:05:40,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142885 states. [2023-12-02 17:05:42,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142885 to 117457. [2023-12-02 17:05:42,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117457 states, 116351 states have (on average 2.044623595843611) internal successors, (237894), 117456 states have internal predecessors, (237894), 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) [2023-12-02 17:05:42,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117457 states to 117457 states and 237894 transitions. [2023-12-02 17:05:42,437 INFO L78 Accepts]: Start accepts. Automaton has 117457 states and 237894 transitions. Word has length 87 [2023-12-02 17:05:42,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:42,438 INFO L495 AbstractCegarLoop]: Abstraction has 117457 states and 237894 transitions. [2023-12-02 17:05:42,438 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.4) internal successors, (87), 6 states have internal predecessors, (87), 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) [2023-12-02 17:05:42,438 INFO L276 IsEmpty]: Start isEmpty. Operand 117457 states and 237894 transitions. [2023-12-02 17:05:42,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 17:05:42,439 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:42,439 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:42,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-12-02 17:05:42,440 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:42,440 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:42,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1633294193, now seen corresponding path program 1 times [2023-12-02 17:05:42,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:42,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720336107] [2023-12-02 17:05:42,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:42,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:43,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:43,294 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:43,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720336107] [2023-12-02 17:05:43,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720336107] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:43,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:43,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:43,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340233814] [2023-12-02 17:05:43,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:43,295 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:43,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:43,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:43,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:43,296 INFO L87 Difference]: Start difference. First operand 117457 states and 237894 transitions. Second operand has 6 states, 5 states have (on average 20.2) internal successors, (101), 6 states have internal predecessors, (101), 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) [2023-12-02 17:05:45,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:45,964 INFO L93 Difference]: Finished difference Result 131843 states and 266836 transitions. [2023-12-02 17:05:45,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:45,965 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 20.2) internal successors, (101), 6 states have internal predecessors, (101), 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) Word has length 101 [2023-12-02 17:05:45,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:46,484 INFO L225 Difference]: With dead ends: 131843 [2023-12-02 17:05:46,484 INFO L226 Difference]: Without dead ends: 131843 [2023-12-02 17:05:46,484 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:46,485 INFO L413 NwaCegarLoop]: 1333 mSDtfsCounter, 552 mSDsluCounter, 1731 mSDsCounter, 0 mSdLazyCounter, 2784 mSolverCounterSat, 262 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 3064 SdHoareTripleChecker+Invalid, 3046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 262 IncrementalHoareTripleChecker+Valid, 2784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:46,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [552 Valid, 3064 Invalid, 3046 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [262 Valid, 2784 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-12-02 17:05:46,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131843 states. [2023-12-02 17:05:48,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131843 to 120051. [2023-12-02 17:05:48,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120051 states, 118947 states have (on average 2.0439019058908587) internal successors, (243116), 120050 states have internal predecessors, (243116), 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) [2023-12-02 17:05:48,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120051 states to 120051 states and 243116 transitions. [2023-12-02 17:05:48,685 INFO L78 Accepts]: Start accepts. Automaton has 120051 states and 243116 transitions. Word has length 101 [2023-12-02 17:05:48,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:48,685 INFO L495 AbstractCegarLoop]: Abstraction has 120051 states and 243116 transitions. [2023-12-02 17:05:48,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.2) internal successors, (101), 6 states have internal predecessors, (101), 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) [2023-12-02 17:05:48,686 INFO L276 IsEmpty]: Start isEmpty. Operand 120051 states and 243116 transitions. [2023-12-02 17:05:48,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 17:05:48,687 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:48,687 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:48,688 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-12-02 17:05:48,688 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:48,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:48,688 INFO L85 PathProgramCache]: Analyzing trace with hash 2042050969, now seen corresponding path program 1 times [2023-12-02 17:05:48,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:48,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889423184] [2023-12-02 17:05:48,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:48,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:48,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:49,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:49,170 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:49,170 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889423184] [2023-12-02 17:05:49,170 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889423184] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:49,170 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:49,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:49,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455278176] [2023-12-02 17:05:49,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:49,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:49,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:49,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:49,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:49,172 INFO L87 Difference]: Start difference. First operand 120051 states and 243116 transitions. Second operand has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 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) [2023-12-02 17:05:51,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:51,180 INFO L93 Difference]: Finished difference Result 127293 states and 257678 transitions. [2023-12-02 17:05:51,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:51,181 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 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) Word has length 113 [2023-12-02 17:05:51,181 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:51,440 INFO L225 Difference]: With dead ends: 127293 [2023-12-02 17:05:51,441 INFO L226 Difference]: Without dead ends: 127293 [2023-12-02 17:05:51,441 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:51,441 INFO L413 NwaCegarLoop]: 1409 mSDtfsCounter, 516 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 1502 mSolverCounterSat, 176 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 2354 SdHoareTripleChecker+Invalid, 1678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 176 IncrementalHoareTripleChecker+Valid, 1502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:51,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [516 Valid, 2354 Invalid, 1678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [176 Valid, 1502 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-12-02 17:05:51,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127293 states. [2023-12-02 17:05:53,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127293 to 122645. [2023-12-02 17:05:53,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122645 states, 121543 states have (on average 2.0432110446508642) internal successors, (248338), 122644 states have internal predecessors, (248338), 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) [2023-12-02 17:05:53,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122645 states to 122645 states and 248338 transitions. [2023-12-02 17:05:53,941 INFO L78 Accepts]: Start accepts. Automaton has 122645 states and 248338 transitions. Word has length 113 [2023-12-02 17:05:53,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:05:53,942 INFO L495 AbstractCegarLoop]: Abstraction has 122645 states and 248338 transitions. [2023-12-02 17:05:53,942 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 22.6) internal successors, (113), 6 states have internal predecessors, (113), 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) [2023-12-02 17:05:53,942 INFO L276 IsEmpty]: Start isEmpty. Operand 122645 states and 248338 transitions. [2023-12-02 17:05:53,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-12-02 17:05:53,944 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:05:53,945 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:05:53,945 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-12-02 17:05:53,945 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting pusherErr0ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:05:53,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:05:53,946 INFO L85 PathProgramCache]: Analyzing trace with hash -607300759, now seen corresponding path program 1 times [2023-12-02 17:05:53,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:05:53,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867529087] [2023-12-02 17:05:53,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:05:53,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:05:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:05:54,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:05:54,515 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:05:54,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867529087] [2023-12-02 17:05:54,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867529087] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:05:54,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:05:54,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:05:54,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943268937] [2023-12-02 17:05:54,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:05:54,517 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:05:54,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:05:54,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:05:54,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:54,518 INFO L87 Difference]: Start difference. First operand 122645 states and 248338 transitions. Second operand has 6 states, 5 states have (on average 25.4) internal successors, (127), 6 states have internal predecessors, (127), 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) [2023-12-02 17:05:58,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:05:58,422 INFO L93 Difference]: Finished difference Result 170275 states and 345668 transitions. [2023-12-02 17:05:58,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:05:58,422 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 25.4) internal successors, (127), 6 states have internal predecessors, (127), 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) Word has length 127 [2023-12-02 17:05:58,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:05:58,738 INFO L225 Difference]: With dead ends: 170275 [2023-12-02 17:05:58,738 INFO L226 Difference]: Without dead ends: 170275 [2023-12-02 17:05:58,739 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:05:58,739 INFO L413 NwaCegarLoop]: 2224 mSDtfsCounter, 1816 mSDsluCounter, 1385 mSDsCounter, 0 mSdLazyCounter, 3171 mSolverCounterSat, 1040 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1816 SdHoareTripleChecker+Valid, 3609 SdHoareTripleChecker+Invalid, 4211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1040 IncrementalHoareTripleChecker+Valid, 3171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:05:58,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1816 Valid, 3609 Invalid, 4211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1040 Valid, 3171 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-12-02 17:05:58,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170275 states. [2023-12-02 17:06:01,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170275 to 134370. [2023-12-02 17:06:01,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134370 states, 133388 states have (on average 2.0392239181935405) internal successors, (272008), 134369 states have internal predecessors, (272008), 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) [2023-12-02 17:06:01,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134370 states to 134370 states and 272008 transitions. [2023-12-02 17:06:01,419 INFO L78 Accepts]: Start accepts. Automaton has 134370 states and 272008 transitions. Word has length 127 [2023-12-02 17:06:01,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:01,419 INFO L495 AbstractCegarLoop]: Abstraction has 134370 states and 272008 transitions. [2023-12-02 17:06:01,419 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 25.4) internal successors, (127), 6 states have internal predecessors, (127), 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) [2023-12-02 17:06:01,419 INFO L276 IsEmpty]: Start isEmpty. Operand 134370 states and 272008 transitions. [2023-12-02 17:06:01,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 17:06:01,423 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:01,423 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:01,423 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-12-02 17:06:01,423 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:01,423 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:01,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1427478838, now seen corresponding path program 1 times [2023-12-02 17:06:01,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:01,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413699423] [2023-12-02 17:06:01,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:01,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:01,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:01,568 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:01,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1413699423] [2023-12-02 17:06:01,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1413699423] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:01,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:01,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:06:01,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035182477] [2023-12-02 17:06:01,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:01,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-02 17:06:01,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:01,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-02 17:06:01,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-02 17:06:01,570 INFO L87 Difference]: Start difference. First operand 134370 states and 272008 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 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) [2023-12-02 17:06:02,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:06:02,338 INFO L93 Difference]: Finished difference Result 134370 states and 271822 transitions. [2023-12-02 17:06:02,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-02 17:06:02,338 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 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) Word has length 132 [2023-12-02 17:06:02,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:06:02,596 INFO L225 Difference]: With dead ends: 134370 [2023-12-02 17:06:02,596 INFO L226 Difference]: Without dead ends: 134370 [2023-12-02 17:06:02,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-02 17:06:02,597 INFO L413 NwaCegarLoop]: 1575 mSDtfsCounter, 1068 mSDsluCounter, 3165 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1068 SdHoareTripleChecker+Valid, 4740 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:06:02,597 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1068 Valid, 4740 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 17:06:02,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134370 states. [2023-12-02 17:06:04,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134370 to 134370. [2023-12-02 17:06:04,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134370 states, 133388 states have (on average 2.037829489909137) internal successors, (271822), 134369 states have internal predecessors, (271822), 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) [2023-12-02 17:06:05,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134370 states to 134370 states and 271822 transitions. [2023-12-02 17:06:05,233 INFO L78 Accepts]: Start accepts. Automaton has 134370 states and 271822 transitions. Word has length 132 [2023-12-02 17:06:05,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:05,234 INFO L495 AbstractCegarLoop]: Abstraction has 134370 states and 271822 transitions. [2023-12-02 17:06:05,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 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) [2023-12-02 17:06:05,234 INFO L276 IsEmpty]: Start isEmpty. Operand 134370 states and 271822 transitions. [2023-12-02 17:06:05,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-12-02 17:06:05,236 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:05,236 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:05,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-12-02 17:06:05,236 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting pusherErr1ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:05,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:05,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1344267277, now seen corresponding path program 1 times [2023-12-02 17:06:05,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:05,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1033231112] [2023-12-02 17:06:05,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:05,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:05,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:05,742 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:05,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1033231112] [2023-12-02 17:06:05,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1033231112] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:05,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:05,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:06:05,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368055119] [2023-12-02 17:06:05,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:05,743 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:06:05,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:05,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:06:05,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:05,744 INFO L87 Difference]: Start difference. First operand 134370 states and 271822 transitions. Second operand has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 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) [2023-12-02 17:06:10,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:06:10,728 INFO L93 Difference]: Finished difference Result 142268 states and 288365 transitions. [2023-12-02 17:06:10,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:06:10,728 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 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) Word has length 133 [2023-12-02 17:06:10,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:06:10,993 INFO L225 Difference]: With dead ends: 142268 [2023-12-02 17:06:10,993 INFO L226 Difference]: Without dead ends: 142268 [2023-12-02 17:06:10,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:10,994 INFO L413 NwaCegarLoop]: 2251 mSDtfsCounter, 1661 mSDsluCounter, 2768 mSDsCounter, 0 mSdLazyCounter, 4811 mSolverCounterSat, 901 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1661 SdHoareTripleChecker+Valid, 5019 SdHoareTripleChecker+Invalid, 5712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 901 IncrementalHoareTripleChecker+Valid, 4811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2023-12-02 17:06:10,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1661 Valid, 5019 Invalid, 5712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [901 Valid, 4811 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2023-12-02 17:06:11,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142268 states. [2023-12-02 17:06:13,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142268 to 136715. [2023-12-02 17:06:13,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136715 states, 135757 states have (on average 2.037110425245107) internal successors, (276552), 136714 states have internal predecessors, (276552), 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) [2023-12-02 17:06:13,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136715 states to 136715 states and 276552 transitions. [2023-12-02 17:06:13,421 INFO L78 Accepts]: Start accepts. Automaton has 136715 states and 276552 transitions. Word has length 133 [2023-12-02 17:06:13,421 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:13,421 INFO L495 AbstractCegarLoop]: Abstraction has 136715 states and 276552 transitions. [2023-12-02 17:06:13,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 26.6) internal successors, (133), 6 states have internal predecessors, (133), 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) [2023-12-02 17:06:13,421 INFO L276 IsEmpty]: Start isEmpty. Operand 136715 states and 276552 transitions. [2023-12-02 17:06:13,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2023-12-02 17:06:13,427 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:13,427 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:13,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-12-02 17:06:13,427 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr70ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:13,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:13,428 INFO L85 PathProgramCache]: Analyzing trace with hash -1344721240, now seen corresponding path program 1 times [2023-12-02 17:06:13,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:13,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073442828] [2023-12-02 17:06:13,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:13,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:13,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:13,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:13,528 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:13,528 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073442828] [2023-12-02 17:06:13,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073442828] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:13,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:13,529 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 17:06:13,529 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976968523] [2023-12-02 17:06:13,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:13,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-02 17:06:13,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:13,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-02 17:06:13,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-02 17:06:13,530 INFO L87 Difference]: Start difference. First operand 136715 states and 276552 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) [2023-12-02 17:06:14,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:06:14,724 INFO L93 Difference]: Finished difference Result 249001 states and 503990 transitions. [2023-12-02 17:06:14,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-02 17:06:14,724 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) Word has length 154 [2023-12-02 17:06:14,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:06:15,217 INFO L225 Difference]: With dead ends: 249001 [2023-12-02 17:06:15,217 INFO L226 Difference]: Without dead ends: 249001 [2023-12-02 17:06:15,218 INFO L412 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 [2023-12-02 17:06:15,218 INFO L413 NwaCegarLoop]: 1241 mSDtfsCounter, 742 mSDsluCounter, 1075 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 742 SdHoareTripleChecker+Valid, 2316 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:06:15,218 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [742 Valid, 2316 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-02 17:06:15,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249001 states. [2023-12-02 17:06:18,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249001 to 136875. [2023-12-02 17:06:18,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136875 states, 135917 states have (on average 2.037081454122737) internal successors, (276874), 136874 states have internal predecessors, (276874), 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) [2023-12-02 17:06:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136875 states to 136875 states and 276874 transitions. [2023-12-02 17:06:18,685 INFO L78 Accepts]: Start accepts. Automaton has 136875 states and 276874 transitions. Word has length 154 [2023-12-02 17:06:18,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:18,686 INFO L495 AbstractCegarLoop]: Abstraction has 136875 states and 276874 transitions. [2023-12-02 17:06:18,686 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 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) [2023-12-02 17:06:18,686 INFO L276 IsEmpty]: Start isEmpty. Operand 136875 states and 276874 transitions. [2023-12-02 17:06:18,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-12-02 17:06:18,704 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:18,704 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:18,705 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-12-02 17:06:18,705 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting pusherErr3ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:18,705 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:18,705 INFO L85 PathProgramCache]: Analyzing trace with hash 1599332802, now seen corresponding path program 1 times [2023-12-02 17:06:18,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:18,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756680796] [2023-12-02 17:06:18,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:18,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:19,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:19,187 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:19,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756680796] [2023-12-02 17:06:19,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [756680796] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:19,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:19,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:06:19,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066804091] [2023-12-02 17:06:19,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:19,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:06:19,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:19,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:06:19,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:19,189 INFO L87 Difference]: Start difference. First operand 136875 states and 276874 transitions. Second operand has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2023-12-02 17:06:22,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:06:22,770 INFO L93 Difference]: Finished difference Result 145396 states and 294046 transitions. [2023-12-02 17:06:22,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:06:22,771 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) Word has length 155 [2023-12-02 17:06:22,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:06:23,074 INFO L225 Difference]: With dead ends: 145396 [2023-12-02 17:06:23,074 INFO L226 Difference]: Without dead ends: 145396 [2023-12-02 17:06:23,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:23,075 INFO L413 NwaCegarLoop]: 2240 mSDtfsCounter, 1666 mSDsluCounter, 2263 mSDsCounter, 0 mSdLazyCounter, 3724 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1666 SdHoareTripleChecker+Valid, 4503 SdHoareTripleChecker+Invalid, 3734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 3724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:06:23,075 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1666 Valid, 4503 Invalid, 3734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 3724 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-12-02 17:06:23,351 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145396 states. [2023-12-02 17:06:25,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145396 to 139411. [2023-12-02 17:06:25,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139411 states, 138453 states have (on average 2.0366911515098987) internal successors, (281986), 139410 states have internal predecessors, (281986), 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) [2023-12-02 17:06:25,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139411 states to 139411 states and 281986 transitions. [2023-12-02 17:06:25,815 INFO L78 Accepts]: Start accepts. Automaton has 139411 states and 281986 transitions. Word has length 155 [2023-12-02 17:06:25,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:25,816 INFO L495 AbstractCegarLoop]: Abstraction has 139411 states and 281986 transitions. [2023-12-02 17:06:25,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.0) internal successors, (155), 6 states have internal predecessors, (155), 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) [2023-12-02 17:06:25,816 INFO L276 IsEmpty]: Start isEmpty. Operand 139411 states and 281986 transitions. [2023-12-02 17:06:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 17:06:25,821 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:25,821 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:25,821 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-12-02 17:06:25,821 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting pusherErr7ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:25,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:25,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1390482566, now seen corresponding path program 1 times [2023-12-02 17:06:25,822 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:25,822 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739650985] [2023-12-02 17:06:25,822 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:25,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:26,458 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:26,458 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739650985] [2023-12-02 17:06:26,458 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739650985] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:26,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:26,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:06:26,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1550422329] [2023-12-02 17:06:26,459 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:26,460 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:06:26,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:26,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:06:26,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:26,461 INFO L87 Difference]: Start difference. First operand 139411 states and 281986 transitions. Second operand has 6 states, 5 states have (on average 31.4) internal successors, (157), 6 states have internal predecessors, (157), 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) [2023-12-02 17:06:30,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:06:30,840 INFO L93 Difference]: Finished difference Result 148418 states and 300150 transitions. [2023-12-02 17:06:30,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:06:30,841 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 31.4) internal successors, (157), 6 states have internal predecessors, (157), 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) Word has length 157 [2023-12-02 17:06:30,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:06:31,115 INFO L225 Difference]: With dead ends: 148418 [2023-12-02 17:06:31,115 INFO L226 Difference]: Without dead ends: 148418 [2023-12-02 17:06:31,115 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:31,116 INFO L413 NwaCegarLoop]: 2249 mSDtfsCounter, 1677 mSDsluCounter, 1874 mSDsCounter, 0 mSdLazyCounter, 3791 mSolverCounterSat, 910 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1677 SdHoareTripleChecker+Valid, 4123 SdHoareTripleChecker+Invalid, 4701 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 910 IncrementalHoareTripleChecker+Valid, 3791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:06:31,116 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1677 Valid, 4123 Invalid, 4701 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [910 Valid, 3791 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2023-12-02 17:06:31,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148418 states. [2023-12-02 17:06:33,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148418 to 144099. [2023-12-02 17:06:33,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144099 states, 143189 states have (on average 2.035365845141736) internal successors, (291442), 144098 states have internal predecessors, (291442), 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) [2023-12-02 17:06:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144099 states to 144099 states and 291442 transitions. [2023-12-02 17:06:33,571 INFO L78 Accepts]: Start accepts. Automaton has 144099 states and 291442 transitions. Word has length 157 [2023-12-02 17:06:33,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:33,572 INFO L495 AbstractCegarLoop]: Abstraction has 144099 states and 291442 transitions. [2023-12-02 17:06:33,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.4) internal successors, (157), 6 states have internal predecessors, (157), 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) [2023-12-02 17:06:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 144099 states and 291442 transitions. [2023-12-02 17:06:33,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 17:06:33,576 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:33,576 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:33,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-12-02 17:06:33,576 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:33,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:33,577 INFO L85 PathProgramCache]: Analyzing trace with hash -1560260686, now seen corresponding path program 1 times [2023-12-02 17:06:33,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:33,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789471167] [2023-12-02 17:06:33,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:33,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:34,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:34,026 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:34,026 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789471167] [2023-12-02 17:06:34,026 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789471167] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:34,026 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:34,026 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:06:34,026 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848983137] [2023-12-02 17:06:34,026 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:34,027 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:06:34,027 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:34,027 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:06:34,027 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:34,028 INFO L87 Difference]: Start difference. First operand 144099 states and 291442 transitions. Second operand has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 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) [2023-12-02 17:06:36,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:06:36,523 INFO L93 Difference]: Finished difference Result 167453 states and 338763 transitions. [2023-12-02 17:06:36,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:06:36,523 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 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) Word has length 162 [2023-12-02 17:06:36,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:06:36,836 INFO L225 Difference]: With dead ends: 167453 [2023-12-02 17:06:36,836 INFO L226 Difference]: Without dead ends: 167453 [2023-12-02 17:06:36,836 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:36,837 INFO L413 NwaCegarLoop]: 1311 mSDtfsCounter, 678 mSDsluCounter, 1230 mSDsCounter, 0 mSdLazyCounter, 2029 mSolverCounterSat, 332 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 678 SdHoareTripleChecker+Valid, 2541 SdHoareTripleChecker+Invalid, 2361 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 332 IncrementalHoareTripleChecker+Valid, 2029 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:06:36,837 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [678 Valid, 2541 Invalid, 2361 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [332 Valid, 2029 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-12-02 17:06:37,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167453 states. [2023-12-02 17:06:39,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167453 to 146403. [2023-12-02 17:06:39,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146403 states, 145525 states have (on average 2.0345782511595947) internal successors, (296082), 146402 states have internal predecessors, (296082), 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) [2023-12-02 17:06:39,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146403 states to 146403 states and 296082 transitions. [2023-12-02 17:06:39,587 INFO L78 Accepts]: Start accepts. Automaton has 146403 states and 296082 transitions. Word has length 162 [2023-12-02 17:06:39,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:39,587 INFO L495 AbstractCegarLoop]: Abstraction has 146403 states and 296082 transitions. [2023-12-02 17:06:39,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 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) [2023-12-02 17:06:39,587 INFO L276 IsEmpty]: Start isEmpty. Operand 146403 states and 296082 transitions. [2023-12-02 17:06:39,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2023-12-02 17:06:39,591 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:39,591 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:39,591 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-12-02 17:06:39,591 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting pusherErr4ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:39,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:39,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1821203073, now seen corresponding path program 1 times [2023-12-02 17:06:39,592 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:39,592 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445390208] [2023-12-02 17:06:39,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:39,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:39,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:40,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:40,323 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:40,323 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445390208] [2023-12-02 17:06:40,323 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445390208] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:40,323 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:40,323 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:06:40,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1682247830] [2023-12-02 17:06:40,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:40,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:06:40,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:40,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:06:40,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:40,325 INFO L87 Difference]: Start difference. First operand 146403 states and 296082 transitions. Second operand has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 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) [2023-12-02 17:06:46,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:06:46,247 INFO L93 Difference]: Finished difference Result 150385 states and 304106 transitions. [2023-12-02 17:06:46,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:06:46,248 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 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) Word has length 162 [2023-12-02 17:06:46,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:06:46,517 INFO L225 Difference]: With dead ends: 150385 [2023-12-02 17:06:46,517 INFO L226 Difference]: Without dead ends: 150385 [2023-12-02 17:06:46,518 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:46,518 INFO L413 NwaCegarLoop]: 2256 mSDtfsCounter, 1658 mSDsluCounter, 3261 mSDsCounter, 0 mSdLazyCounter, 6804 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1658 SdHoareTripleChecker+Valid, 5517 SdHoareTripleChecker+Invalid, 6805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.1s IncrementalHoareTripleChecker+Time [2023-12-02 17:06:46,518 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1658 Valid, 5517 Invalid, 6805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6804 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2023-12-02 17:06:46,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150385 states. [2023-12-02 17:06:48,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150385 to 148935. [2023-12-02 17:06:48,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148935 states, 148057 states have (on average 2.034257076666419) internal successors, (301186), 148934 states have internal predecessors, (301186), 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) [2023-12-02 17:06:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148935 states to 148935 states and 301186 transitions. [2023-12-02 17:06:49,054 INFO L78 Accepts]: Start accepts. Automaton has 148935 states and 301186 transitions. Word has length 162 [2023-12-02 17:06:49,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:49,054 INFO L495 AbstractCegarLoop]: Abstraction has 148935 states and 301186 transitions. [2023-12-02 17:06:49,054 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.4) internal successors, (162), 6 states have internal predecessors, (162), 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) [2023-12-02 17:06:49,054 INFO L276 IsEmpty]: Start isEmpty. Operand 148935 states and 301186 transitions. [2023-12-02 17:06:49,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 17:06:49,058 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:49,058 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:49,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-12-02 17:06:49,058 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting pusherErr8ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:49,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:49,059 INFO L85 PathProgramCache]: Analyzing trace with hash -1034233823, now seen corresponding path program 1 times [2023-12-02 17:06:49,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:49,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [738843204] [2023-12-02 17:06:49,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:49,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:49,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:49,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:49,470 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:49,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [738843204] [2023-12-02 17:06:49,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [738843204] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:49,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:49,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:06:49,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651651687] [2023-12-02 17:06:49,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:49,471 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:06:49,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:49,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:06:49,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:49,472 INFO L87 Difference]: Start difference. First operand 148935 states and 301186 transitions. Second operand has 6 states, 5 states have (on average 32.8) internal successors, (164), 6 states have internal predecessors, (164), 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) [2023-12-02 17:06:52,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:06:52,868 INFO L93 Difference]: Finished difference Result 152192 states and 307750 transitions. [2023-12-02 17:06:52,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:06:52,869 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 32.8) internal successors, (164), 6 states have internal predecessors, (164), 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) Word has length 164 [2023-12-02 17:06:52,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:06:53,154 INFO L225 Difference]: With dead ends: 152192 [2023-12-02 17:06:53,154 INFO L226 Difference]: Without dead ends: 152192 [2023-12-02 17:06:53,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:53,154 INFO L413 NwaCegarLoop]: 2256 mSDtfsCounter, 1658 mSDsluCounter, 2265 mSDsCounter, 0 mSdLazyCounter, 3715 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1658 SdHoareTripleChecker+Valid, 4521 SdHoareTripleChecker+Invalid, 3717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 3715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-12-02 17:06:53,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1658 Valid, 4521 Invalid, 3717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 3715 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-12-02 17:06:53,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152192 states. [2023-12-02 17:06:55,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152192 to 151467. [2023-12-02 17:06:55,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151467 states, 150589 states have (on average 2.0339467026144007) internal successors, (306290), 151466 states have internal predecessors, (306290), 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) [2023-12-02 17:06:55,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151467 states to 151467 states and 306290 transitions. [2023-12-02 17:06:55,785 INFO L78 Accepts]: Start accepts. Automaton has 151467 states and 306290 transitions. Word has length 164 [2023-12-02 17:06:55,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:06:55,786 INFO L495 AbstractCegarLoop]: Abstraction has 151467 states and 306290 transitions. [2023-12-02 17:06:55,786 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 32.8) internal successors, (164), 6 states have internal predecessors, (164), 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) [2023-12-02 17:06:55,786 INFO L276 IsEmpty]: Start isEmpty. Operand 151467 states and 306290 transitions. [2023-12-02 17:06:55,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 17:06:55,791 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:06:55,791 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:06:55,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-12-02 17:06:55,791 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting pusherErr5ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:06:55,792 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:06:55,792 INFO L85 PathProgramCache]: Analyzing trace with hash -2024168460, now seen corresponding path program 1 times [2023-12-02 17:06:55,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:06:55,792 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419931507] [2023-12-02 17:06:55,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:06:55,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:06:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:06:56,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:06:56,517 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:06:56,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419931507] [2023-12-02 17:06:56,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419931507] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:06:56,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:06:56,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-02 17:06:56,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581445146] [2023-12-02 17:06:56,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:06:56,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 17:06:56,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:06:56,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 17:06:56,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:06:56,519 INFO L87 Difference]: Start difference. First operand 151467 states and 306290 transitions. Second operand has 6 states, 5 states have (on average 34.2) internal successors, (171), 6 states have internal predecessors, (171), 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) [2023-12-02 17:07:00,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:07:00,476 INFO L93 Difference]: Finished difference Result 154724 states and 312854 transitions. [2023-12-02 17:07:00,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-12-02 17:07:00,477 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 34.2) internal successors, (171), 6 states have internal predecessors, (171), 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) Word has length 171 [2023-12-02 17:07:00,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:07:01,002 INFO L225 Difference]: With dead ends: 154724 [2023-12-02 17:07:01,002 INFO L226 Difference]: Without dead ends: 154724 [2023-12-02 17:07:01,002 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-12-02 17:07:01,003 INFO L413 NwaCegarLoop]: 2256 mSDtfsCounter, 1659 mSDsluCounter, 1880 mSDsCounter, 0 mSdLazyCounter, 4899 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1659 SdHoareTripleChecker+Valid, 4136 SdHoareTripleChecker+Invalid, 4902 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 4899 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2023-12-02 17:07:01,003 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1659 Valid, 4136 Invalid, 4902 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 4899 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2023-12-02 17:07:01,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154724 states. [2023-12-02 17:07:02,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154724 to 153999. [2023-12-02 17:07:03,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153999 states, 153121 states have (on average 2.033646593217129) internal successors, (311394), 153998 states have internal predecessors, (311394), 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) [2023-12-02 17:07:03,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153999 states to 153999 states and 311394 transitions. [2023-12-02 17:07:03,593 INFO L78 Accepts]: Start accepts. Automaton has 153999 states and 311394 transitions. Word has length 171 [2023-12-02 17:07:03,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:07:03,594 INFO L495 AbstractCegarLoop]: Abstraction has 153999 states and 311394 transitions. [2023-12-02 17:07:03,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 34.2) internal successors, (171), 6 states have internal predecessors, (171), 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) [2023-12-02 17:07:03,594 INFO L276 IsEmpty]: Start isEmpty. Operand 153999 states and 311394 transitions. [2023-12-02 17:07:03,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:07:03,599 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:07:03,599 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:07:03,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-12-02 17:07:03,599 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:07:03,600 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:07:03,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1406861489, now seen corresponding path program 1 times [2023-12-02 17:07:03,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:07:03,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583028779] [2023-12-02 17:07:03,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:07:03,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:07:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:07:08,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:07:08,326 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:07:08,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583028779] [2023-12-02 17:07:08,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583028779] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:07:08,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:07:08,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2023-12-02 17:07:08,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805421832] [2023-12-02 17:07:08,327 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:07:08,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-12-02 17:07:08,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:07:08,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-12-02 17:07:08,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=397, Unknown=0, NotChecked=0, Total=462 [2023-12-02 17:07:08,328 INFO L87 Difference]: Start difference. First operand 153999 states and 311394 transitions. Second operand has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) [2023-12-02 17:07:30,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:07:30,979 INFO L93 Difference]: Finished difference Result 468096 states and 948094 transitions. [2023-12-02 17:07:30,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-12-02 17:07:30,980 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:07:30,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:07:32,018 INFO L225 Difference]: With dead ends: 468096 [2023-12-02 17:07:32,018 INFO L226 Difference]: Without dead ends: 468096 [2023-12-02 17:07:32,019 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 395 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=690, Invalid=1962, Unknown=0, NotChecked=0, Total=2652 [2023-12-02 17:07:32,020 INFO L413 NwaCegarLoop]: 3001 mSDtfsCounter, 11927 mSDsluCounter, 24638 mSDsCounter, 0 mSdLazyCounter, 21061 mSolverCounterSat, 1251 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11927 SdHoareTripleChecker+Valid, 27639 SdHoareTripleChecker+Invalid, 22312 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1251 IncrementalHoareTripleChecker+Valid, 21061 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2023-12-02 17:07:32,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11927 Valid, 27639 Invalid, 22312 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1251 Valid, 21061 Invalid, 0 Unknown, 0 Unchecked, 18.0s Time] [2023-12-02 17:07:32,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468096 states. [2023-12-02 17:07:36,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468096 to 185227. [2023-12-02 17:07:36,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185227 states, 184349 states have (on average 2.0545758317105056) internal successors, (378759), 185226 states have internal predecessors, (378759), 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) [2023-12-02 17:07:37,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185227 states to 185227 states and 378759 transitions. [2023-12-02 17:07:37,000 INFO L78 Accepts]: Start accepts. Automaton has 185227 states and 378759 transitions. Word has length 172 [2023-12-02 17:07:37,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:07:37,001 INFO L495 AbstractCegarLoop]: Abstraction has 185227 states and 378759 transitions. [2023-12-02 17:07:37,001 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) [2023-12-02 17:07:37,001 INFO L276 IsEmpty]: Start isEmpty. Operand 185227 states and 378759 transitions. [2023-12-02 17:07:37,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:07:37,012 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:07:37,012 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:07:37,012 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-12-02 17:07:37,012 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:07:37,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:07:37,013 INFO L85 PathProgramCache]: Analyzing trace with hash -889594815, now seen corresponding path program 2 times [2023-12-02 17:07:37,013 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:07:37,013 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039874599] [2023-12-02 17:07:37,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:07:37,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:07:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:07:40,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:07:40,649 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:07:40,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039874599] [2023-12-02 17:07:40,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039874599] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:07:40,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:07:40,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2023-12-02 17:07:40,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678920972] [2023-12-02 17:07:40,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:07:40,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-12-02 17:07:40,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:07:40,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-12-02 17:07:40,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=402, Unknown=0, NotChecked=0, Total=462 [2023-12-02 17:07:40,651 INFO L87 Difference]: Start difference. First operand 185227 states and 378759 transitions. Second operand has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) [2023-12-02 17:08:00,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:08:00,644 INFO L93 Difference]: Finished difference Result 472818 states and 958306 transitions. [2023-12-02 17:08:00,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-12-02 17:08:00,644 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:08:00,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:08:01,904 INFO L225 Difference]: With dead ends: 472818 [2023-12-02 17:08:01,904 INFO L226 Difference]: Without dead ends: 472818 [2023-12-02 17:08:01,905 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 401 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=692, Invalid=1960, Unknown=0, NotChecked=0, Total=2652 [2023-12-02 17:08:01,906 INFO L413 NwaCegarLoop]: 2979 mSDtfsCounter, 13362 mSDsluCounter, 23865 mSDsCounter, 0 mSdLazyCounter, 20085 mSolverCounterSat, 1081 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13362 SdHoareTripleChecker+Valid, 26844 SdHoareTripleChecker+Invalid, 21166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1081 IncrementalHoareTripleChecker+Valid, 20085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:08:01,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13362 Valid, 26844 Invalid, 21166 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1081 Valid, 20085 Invalid, 0 Unknown, 0 Unchecked, 15.7s Time] [2023-12-02 17:08:02,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472818 states. [2023-12-02 17:08:06,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472818 to 185249. [2023-12-02 17:08:06,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185249 states, 184371 states have (on average 2.0545801671629484) internal successors, (378805), 185248 states have internal predecessors, (378805), 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) [2023-12-02 17:08:07,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185249 states to 185249 states and 378805 transitions. [2023-12-02 17:08:07,103 INFO L78 Accepts]: Start accepts. Automaton has 185249 states and 378805 transitions. Word has length 172 [2023-12-02 17:08:07,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:08:07,104 INFO L495 AbstractCegarLoop]: Abstraction has 185249 states and 378805 transitions. [2023-12-02 17:08:07,104 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) [2023-12-02 17:08:07,104 INFO L276 IsEmpty]: Start isEmpty. Operand 185249 states and 378805 transitions. [2023-12-02 17:08:07,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:08:07,132 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:08:07,132 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:08:07,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-12-02 17:08:07,133 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:08:07,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:08:07,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1969858991, now seen corresponding path program 3 times [2023-12-02 17:08:07,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:08:07,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1518910160] [2023-12-02 17:08:07,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:08:07,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:08:07,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:08:10,161 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:08:10,161 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:08:10,161 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1518910160] [2023-12-02 17:08:10,161 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1518910160] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:08:10,161 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:08:10,161 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2023-12-02 17:08:10,162 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [374299219] [2023-12-02 17:08:10,162 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:08:10,162 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2023-12-02 17:08:10,162 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:08:10,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2023-12-02 17:08:10,163 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=405, Unknown=0, NotChecked=0, Total=462 [2023-12-02 17:08:10,163 INFO L87 Difference]: Start difference. First operand 185249 states and 378805 transitions. Second operand has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) [2023-12-02 17:08:31,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:08:31,903 INFO L93 Difference]: Finished difference Result 469110 states and 950432 transitions. [2023-12-02 17:08:31,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-12-02 17:08:31,904 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:08:31,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:08:33,161 INFO L225 Difference]: With dead ends: 469110 [2023-12-02 17:08:33,161 INFO L226 Difference]: Without dead ends: 469110 [2023-12-02 17:08:33,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 5 SyntacticMatches, 2 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 457 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=783, Invalid=2187, Unknown=0, NotChecked=0, Total=2970 [2023-12-02 17:08:33,163 INFO L413 NwaCegarLoop]: 2973 mSDtfsCounter, 12577 mSDsluCounter, 25622 mSDsCounter, 0 mSdLazyCounter, 22214 mSolverCounterSat, 1302 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12577 SdHoareTripleChecker+Valid, 28595 SdHoareTripleChecker+Invalid, 23516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1302 IncrementalHoareTripleChecker+Valid, 22214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:08:33,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12577 Valid, 28595 Invalid, 23516 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1302 Valid, 22214 Invalid, 0 Unknown, 0 Unchecked, 16.8s Time] [2023-12-02 17:08:33,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469110 states. [2023-12-02 17:08:37,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469110 to 185369. [2023-12-02 17:08:37,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185369 states, 184491 states have (on average 2.0546097099587515) internal successors, (379057), 185368 states have internal predecessors, (379057), 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) [2023-12-02 17:08:37,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185369 states to 185369 states and 379057 transitions. [2023-12-02 17:08:37,871 INFO L78 Accepts]: Start accepts. Automaton has 185369 states and 379057 transitions. Word has length 172 [2023-12-02 17:08:37,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:08:37,872 INFO L495 AbstractCegarLoop]: Abstraction has 185369 states and 379057 transitions. [2023-12-02 17:08:37,872 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 8.19047619047619) internal successors, (172), 22 states have internal predecessors, (172), 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) [2023-12-02 17:08:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 185369 states and 379057 transitions. [2023-12-02 17:08:37,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:08:37,882 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:08:37,882 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:08:37,882 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-12-02 17:08:37,882 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:08:37,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:08:37,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1921187581, now seen corresponding path program 4 times [2023-12-02 17:08:37,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:08:37,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882501083] [2023-12-02 17:08:37,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:08:37,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:08:37,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:08:40,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:08:40,894 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:08:40,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882501083] [2023-12-02 17:08:40,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1882501083] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:08:40,894 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:08:40,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:08:40,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068797937] [2023-12-02 17:08:40,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:08:40,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:08:40,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:08:40,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:08:40,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:08:40,896 INFO L87 Difference]: Start difference. First operand 185369 states and 379057 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:08:59,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:08:59,576 INFO L93 Difference]: Finished difference Result 585091 states and 1188996 transitions. [2023-12-02 17:08:59,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-12-02 17:08:59,577 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:08:59,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:09:01,391 INFO L225 Difference]: With dead ends: 585091 [2023-12-02 17:09:01,391 INFO L226 Difference]: Without dead ends: 585091 [2023-12-02 17:09:01,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 431 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=648, Invalid=2108, Unknown=0, NotChecked=0, Total=2756 [2023-12-02 17:09:01,392 INFO L413 NwaCegarLoop]: 3318 mSDtfsCounter, 10395 mSDsluCounter, 40514 mSDsCounter, 0 mSdLazyCounter, 21383 mSolverCounterSat, 941 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10395 SdHoareTripleChecker+Valid, 43832 SdHoareTripleChecker+Invalid, 22324 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 941 IncrementalHoareTripleChecker+Valid, 21383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:09:01,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10395 Valid, 43832 Invalid, 22324 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [941 Valid, 21383 Invalid, 0 Unknown, 0 Unchecked, 13.8s Time] [2023-12-02 17:09:02,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585091 states. [2023-12-02 17:09:08,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585091 to 297617. [2023-12-02 17:09:08,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297617 states, 296739 states have (on average 2.106329130987164) internal successors, (625030), 297616 states have internal predecessors, (625030), 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) [2023-12-02 17:09:09,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297617 states to 297617 states and 625030 transitions. [2023-12-02 17:09:09,930 INFO L78 Accepts]: Start accepts. Automaton has 297617 states and 625030 transitions. Word has length 172 [2023-12-02 17:09:09,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:09:09,930 INFO L495 AbstractCegarLoop]: Abstraction has 297617 states and 625030 transitions. [2023-12-02 17:09:09,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:09:09,931 INFO L276 IsEmpty]: Start isEmpty. Operand 297617 states and 625030 transitions. [2023-12-02 17:09:09,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:09:09,942 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:09:09,942 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:09:09,942 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-12-02 17:09:09,942 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:09:09,943 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:09:09,943 INFO L85 PathProgramCache]: Analyzing trace with hash 840923405, now seen corresponding path program 5 times [2023-12-02 17:09:09,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:09:09,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391851290] [2023-12-02 17:09:09,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:09:09,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:09:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:09:12,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:09:12,953 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:09:12,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391851290] [2023-12-02 17:09:12,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1391851290] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:09:12,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:09:12,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:09:12,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152722327] [2023-12-02 17:09:12,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:09:12,954 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:09:12,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:09:12,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:09:12,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=626, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:09:12,955 INFO L87 Difference]: Start difference. First operand 297617 states and 625030 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:09:33,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:09:33,969 INFO L93 Difference]: Finished difference Result 585363 states and 1189546 transitions. [2023-12-02 17:09:33,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2023-12-02 17:09:33,970 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:09:33,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:09:35,371 INFO L225 Difference]: With dead ends: 585363 [2023-12-02 17:09:35,371 INFO L226 Difference]: Without dead ends: 585363 [2023-12-02 17:09:35,372 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 472 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=751, Invalid=2329, Unknown=0, NotChecked=0, Total=3080 [2023-12-02 17:09:35,373 INFO L413 NwaCegarLoop]: 3326 mSDtfsCounter, 11037 mSDsluCounter, 36508 mSDsCounter, 0 mSdLazyCounter, 22859 mSolverCounterSat, 1066 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11037 SdHoareTripleChecker+Valid, 39834 SdHoareTripleChecker+Invalid, 23925 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1066 IncrementalHoareTripleChecker+Valid, 22859 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.5s IncrementalHoareTripleChecker+Time [2023-12-02 17:09:35,373 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11037 Valid, 39834 Invalid, 23925 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1066 Valid, 22859 Invalid, 0 Unknown, 0 Unchecked, 15.5s Time] [2023-12-02 17:09:36,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585363 states. [2023-12-02 17:09:42,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585363 to 297595. [2023-12-02 17:09:42,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297595 states, 296717 states have (on average 2.1063302743017758) internal successors, (624984), 297594 states have internal predecessors, (624984), 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) [2023-12-02 17:09:43,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297595 states to 297595 states and 624984 transitions. [2023-12-02 17:09:43,595 INFO L78 Accepts]: Start accepts. Automaton has 297595 states and 624984 transitions. Word has length 172 [2023-12-02 17:09:43,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:09:43,595 INFO L495 AbstractCegarLoop]: Abstraction has 297595 states and 624984 transitions. [2023-12-02 17:09:43,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:09:43,595 INFO L276 IsEmpty]: Start isEmpty. Operand 297595 states and 624984 transitions. [2023-12-02 17:09:43,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:09:43,606 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:09:43,606 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:09:43,606 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-12-02 17:09:43,606 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:09:43,607 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:09:43,607 INFO L85 PathProgramCache]: Analyzing trace with hash 560628829, now seen corresponding path program 6 times [2023-12-02 17:09:43,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:09:43,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1162313156] [2023-12-02 17:09:43,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:09:43,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:09:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:09:46,922 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:09:46,922 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:09:46,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1162313156] [2023-12-02 17:09:46,923 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1162313156] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:09:46,923 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:09:46,923 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:09:46,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745435103] [2023-12-02 17:09:46,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:09:46,923 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:09:46,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:09:46,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:09:46,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:09:46,925 INFO L87 Difference]: Start difference. First operand 297595 states and 624984 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:10:09,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:10:09,989 INFO L93 Difference]: Finished difference Result 593473 states and 1206300 transitions. [2023-12-02 17:10:09,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-12-02 17:10:09,989 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:10:09,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:10:11,679 INFO L225 Difference]: With dead ends: 593473 [2023-12-02 17:10:11,679 INFO L226 Difference]: Without dead ends: 593473 [2023-12-02 17:10:11,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 672 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=926, Invalid=2856, Unknown=0, NotChecked=0, Total=3782 [2023-12-02 17:10:11,681 INFO L413 NwaCegarLoop]: 3323 mSDtfsCounter, 11363 mSDsluCounter, 39413 mSDsCounter, 0 mSdLazyCounter, 28217 mSolverCounterSat, 1003 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11363 SdHoareTripleChecker+Valid, 42736 SdHoareTripleChecker+Invalid, 29220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1003 IncrementalHoareTripleChecker+Valid, 28217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:10:11,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11363 Valid, 42736 Invalid, 29220 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1003 Valid, 28217 Invalid, 0 Unknown, 0 Unchecked, 17.8s Time] [2023-12-02 17:10:12,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593473 states. [2023-12-02 17:10:18,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593473 to 302492. [2023-12-02 17:10:18,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302492 states, 301614 states have (on average 2.107044102727327) internal successors, (635514), 302491 states have internal predecessors, (635514), 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) [2023-12-02 17:10:19,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302492 states to 302492 states and 635514 transitions. [2023-12-02 17:10:19,631 INFO L78 Accepts]: Start accepts. Automaton has 302492 states and 635514 transitions. Word has length 172 [2023-12-02 17:10:19,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:10:19,631 INFO L495 AbstractCegarLoop]: Abstraction has 302492 states and 635514 transitions. [2023-12-02 17:10:19,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:10:19,632 INFO L276 IsEmpty]: Start isEmpty. Operand 302492 states and 635514 transitions. [2023-12-02 17:10:19,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:10:19,643 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:10:19,644 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:10:19,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-12-02 17:10:19,644 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:10:19,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:10:19,644 INFO L85 PathProgramCache]: Analyzing trace with hash -129093255, now seen corresponding path program 7 times [2023-12-02 17:10:19,644 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:10:19,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636265577] [2023-12-02 17:10:19,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:10:19,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:10:19,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:10:23,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:10:23,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:10:23,006 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636265577] [2023-12-02 17:10:23,006 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636265577] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:10:23,006 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:10:23,006 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:10:23,006 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139236664] [2023-12-02 17:10:23,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:10:23,007 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:10:23,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:10:23,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:10:23,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:10:23,008 INFO L87 Difference]: Start difference. First operand 302492 states and 635514 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:10:45,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:10:45,499 INFO L93 Difference]: Finished difference Result 593167 states and 1205822 transitions. [2023-12-02 17:10:45,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-12-02 17:10:45,499 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:10:45,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:10:46,971 INFO L225 Difference]: With dead ends: 593167 [2023-12-02 17:10:46,972 INFO L226 Difference]: Without dead ends: 593167 [2023-12-02 17:10:46,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 676 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=921, Invalid=2861, Unknown=0, NotChecked=0, Total=3782 [2023-12-02 17:10:46,974 INFO L413 NwaCegarLoop]: 3322 mSDtfsCounter, 10627 mSDsluCounter, 41980 mSDsCounter, 0 mSdLazyCounter, 26630 mSolverCounterSat, 1280 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10627 SdHoareTripleChecker+Valid, 45302 SdHoareTripleChecker+Invalid, 27910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1280 IncrementalHoareTripleChecker+Valid, 26630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:10:46,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10627 Valid, 45302 Invalid, 27910 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1280 Valid, 26630 Invalid, 0 Unknown, 0 Unchecked, 16.7s Time] [2023-12-02 17:10:48,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593167 states. [2023-12-02 17:10:53,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593167 to 302824. [2023-12-02 17:10:54,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302824 states, 301946 states have (on average 2.106966146264564) internal successors, (636190), 302823 states have internal predecessors, (636190), 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) [2023-12-02 17:10:55,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302824 states to 302824 states and 636190 transitions. [2023-12-02 17:10:55,320 INFO L78 Accepts]: Start accepts. Automaton has 302824 states and 636190 transitions. Word has length 172 [2023-12-02 17:10:55,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:10:55,320 INFO L495 AbstractCegarLoop]: Abstraction has 302824 states and 636190 transitions. [2023-12-02 17:10:55,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:10:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 302824 states and 636190 transitions. [2023-12-02 17:10:55,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:10:55,330 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:10:55,330 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:10:55,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-12-02 17:10:55,330 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:10:55,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:10:55,330 INFO L85 PathProgramCache]: Analyzing trace with hash 610670565, now seen corresponding path program 8 times [2023-12-02 17:10:55,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:10:55,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674309817] [2023-12-02 17:10:55,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:10:55,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:10:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:10:58,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:10:58,576 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:10:58,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674309817] [2023-12-02 17:10:58,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674309817] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:10:58,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:10:58,577 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:10:58,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823544931] [2023-12-02 17:10:58,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:10:58,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:10:58,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:10:58,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:10:58,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=629, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:10:58,579 INFO L87 Difference]: Start difference. First operand 302824 states and 636190 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:11:18,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:11:18,672 INFO L93 Difference]: Finished difference Result 588225 states and 1195140 transitions. [2023-12-02 17:11:18,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-12-02 17:11:18,673 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:11:18,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:11:20,111 INFO L225 Difference]: With dead ends: 588225 [2023-12-02 17:11:20,111 INFO L226 Difference]: Without dead ends: 588225 [2023-12-02 17:11:20,112 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 679 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=917, Invalid=2865, Unknown=0, NotChecked=0, Total=3782 [2023-12-02 17:11:20,113 INFO L413 NwaCegarLoop]: 3313 mSDtfsCounter, 10679 mSDsluCounter, 35692 mSDsCounter, 0 mSdLazyCounter, 21171 mSolverCounterSat, 1230 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10679 SdHoareTripleChecker+Valid, 39005 SdHoareTripleChecker+Invalid, 22401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1230 IncrementalHoareTripleChecker+Valid, 21171 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:11:20,113 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10679 Valid, 39005 Invalid, 22401 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1230 Valid, 21171 Invalid, 0 Unknown, 0 Unchecked, 14.3s Time] [2023-12-02 17:11:21,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588225 states. [2023-12-02 17:11:27,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588225 to 303706. [2023-12-02 17:11:27,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303706 states, 302828 states have (on average 2.1074075052505052) internal successors, (638182), 303705 states have internal predecessors, (638182), 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) [2023-12-02 17:11:28,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303706 states to 303706 states and 638182 transitions. [2023-12-02 17:11:28,865 INFO L78 Accepts]: Start accepts. Automaton has 303706 states and 638182 transitions. Word has length 172 [2023-12-02 17:11:28,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:11:28,865 INFO L495 AbstractCegarLoop]: Abstraction has 303706 states and 638182 transitions. [2023-12-02 17:11:28,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:11:28,865 INFO L276 IsEmpty]: Start isEmpty. Operand 303706 states and 638182 transitions. [2023-12-02 17:11:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:11:28,875 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:11:28,875 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:11:28,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-12-02 17:11:28,876 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:11:28,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:11:28,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1620974289, now seen corresponding path program 9 times [2023-12-02 17:11:28,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:11:28,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299789856] [2023-12-02 17:11:28,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:11:28,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:11:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:11:32,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:11:32,100 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:11:32,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299789856] [2023-12-02 17:11:32,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299789856] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:11:32,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:11:32,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:11:32,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970576952] [2023-12-02 17:11:32,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:11:32,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:11:32,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:11:32,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:11:32,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=625, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:11:32,103 INFO L87 Difference]: Start difference. First operand 303706 states and 638182 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:11:50,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:11:50,228 INFO L93 Difference]: Finished difference Result 594125 states and 1207880 transitions. [2023-12-02 17:11:50,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2023-12-02 17:11:50,229 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:11:50,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:11:51,713 INFO L225 Difference]: With dead ends: 594125 [2023-12-02 17:11:51,713 INFO L226 Difference]: Without dead ends: 594125 [2023-12-02 17:11:51,714 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 653 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=907, Invalid=2753, Unknown=0, NotChecked=0, Total=3660 [2023-12-02 17:11:51,715 INFO L413 NwaCegarLoop]: 3387 mSDtfsCounter, 10623 mSDsluCounter, 34475 mSDsCounter, 0 mSdLazyCounter, 16526 mSolverCounterSat, 1182 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10623 SdHoareTripleChecker+Valid, 37862 SdHoareTripleChecker+Invalid, 17708 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1182 IncrementalHoareTripleChecker+Valid, 16526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.5s IncrementalHoareTripleChecker+Time [2023-12-02 17:11:51,715 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10623 Valid, 37862 Invalid, 17708 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1182 Valid, 16526 Invalid, 0 Unknown, 0 Unchecked, 12.5s Time] [2023-12-02 17:11:52,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594125 states. [2023-12-02 17:11:59,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594125 to 303552. [2023-12-02 17:11:59,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303552 states, 302674 states have (on average 2.106794769289731) internal successors, (637672), 303551 states have internal predecessors, (637672), 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) [2023-12-02 17:12:00,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303552 states to 303552 states and 637672 transitions. [2023-12-02 17:12:00,549 INFO L78 Accepts]: Start accepts. Automaton has 303552 states and 637672 transitions. Word has length 172 [2023-12-02 17:12:00,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:12:00,550 INFO L495 AbstractCegarLoop]: Abstraction has 303552 states and 637672 transitions. [2023-12-02 17:12:00,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:12:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 303552 states and 637672 transitions. [2023-12-02 17:12:00,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:12:00,558 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:12:00,559 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:12:00,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-12-02 17:12:00,559 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:12:00,559 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:12:00,559 INFO L85 PathProgramCache]: Analyzing trace with hash 540710113, now seen corresponding path program 10 times [2023-12-02 17:12:00,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:12:00,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1045185802] [2023-12-02 17:12:00,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:12:00,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:12:00,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:12:03,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:12:03,326 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:12:03,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1045185802] [2023-12-02 17:12:03,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1045185802] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:12:03,326 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:12:03,326 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:12:03,326 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347943854] [2023-12-02 17:12:03,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:12:03,327 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:12:03,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:12:03,327 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:12:03,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:12:03,328 INFO L87 Difference]: Start difference. First operand 303552 states and 637672 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:12:24,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:12:24,343 INFO L93 Difference]: Finished difference Result 590325 states and 1199856 transitions. [2023-12-02 17:12:24,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-12-02 17:12:24,344 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:12:24,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:12:26,149 INFO L225 Difference]: With dead ends: 590325 [2023-12-02 17:12:26,149 INFO L226 Difference]: Without dead ends: 590325 [2023-12-02 17:12:26,150 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 842 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=1134, Invalid=3288, Unknown=0, NotChecked=0, Total=4422 [2023-12-02 17:12:26,151 INFO L413 NwaCegarLoop]: 3381 mSDtfsCounter, 11071 mSDsluCounter, 36694 mSDsCounter, 0 mSdLazyCounter, 21445 mSolverCounterSat, 1580 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11071 SdHoareTripleChecker+Valid, 40075 SdHoareTripleChecker+Invalid, 23025 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 1580 IncrementalHoareTripleChecker+Valid, 21445 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.2s IncrementalHoareTripleChecker+Time [2023-12-02 17:12:26,151 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11071 Valid, 40075 Invalid, 23025 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [1580 Valid, 21445 Invalid, 0 Unknown, 0 Unchecked, 15.2s Time] [2023-12-02 17:12:27,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590325 states. [2023-12-02 17:12:33,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590325 to 302758. [2023-12-02 17:12:33,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 302758 states, 301880 states have (on average 2.1063203922088247) internal successors, (635856), 302757 states have internal predecessors, (635856), 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) [2023-12-02 17:12:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302758 states to 302758 states and 635856 transitions. [2023-12-02 17:12:34,462 INFO L78 Accepts]: Start accepts. Automaton has 302758 states and 635856 transitions. Word has length 172 [2023-12-02 17:12:34,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:12:34,463 INFO L495 AbstractCegarLoop]: Abstraction has 302758 states and 635856 transitions. [2023-12-02 17:12:34,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:12:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 302758 states and 635856 transitions. [2023-12-02 17:12:34,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:12:34,472 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:12:34,473 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:12:34,473 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2023-12-02 17:12:34,473 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:12:34,473 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:12:34,473 INFO L85 PathProgramCache]: Analyzing trace with hash -491356447, now seen corresponding path program 11 times [2023-12-02 17:12:34,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:12:34,474 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301253327] [2023-12-02 17:12:34,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:12:34,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:12:34,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:12:37,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:12:37,356 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:12:37,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301253327] [2023-12-02 17:12:37,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301253327] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:12:37,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:12:37,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:12:37,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314151722] [2023-12-02 17:12:37,356 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:12:37,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:12:37,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:12:37,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:12:37,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=628, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:12:37,358 INFO L87 Difference]: Start difference. First operand 302758 states and 635856 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:12:55,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:12:55,577 INFO L93 Difference]: Finished difference Result 589141 states and 1196976 transitions. [2023-12-02 17:12:55,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-12-02 17:12:55,577 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:12:55,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:12:57,269 INFO L225 Difference]: With dead ends: 589141 [2023-12-02 17:12:57,269 INFO L226 Difference]: Without dead ends: 589141 [2023-12-02 17:12:57,271 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 717 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=953, Invalid=2953, Unknown=0, NotChecked=0, Total=3906 [2023-12-02 17:12:57,272 INFO L413 NwaCegarLoop]: 3265 mSDtfsCounter, 10719 mSDsluCounter, 35604 mSDsCounter, 0 mSdLazyCounter, 20431 mSolverCounterSat, 1235 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10719 SdHoareTripleChecker+Valid, 38869 SdHoareTripleChecker+Invalid, 21666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1235 IncrementalHoareTripleChecker+Valid, 20431 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:12:57,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10719 Valid, 38869 Invalid, 21666 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1235 Valid, 20431 Invalid, 0 Unknown, 0 Unchecked, 12.7s Time] [2023-12-02 17:12:58,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589141 states. [2023-12-02 17:13:04,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589141 to 303702. [2023-12-02 17:13:05,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303702 states, 302824 states have (on average 2.106741869865004) internal successors, (637972), 303701 states have internal predecessors, (637972), 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) [2023-12-02 17:13:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303702 states to 303702 states and 637972 transitions. [2023-12-02 17:13:06,245 INFO L78 Accepts]: Start accepts. Automaton has 303702 states and 637972 transitions. Word has length 172 [2023-12-02 17:13:06,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:13:06,245 INFO L495 AbstractCegarLoop]: Abstraction has 303702 states and 637972 transitions. [2023-12-02 17:13:06,245 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:13:06,245 INFO L276 IsEmpty]: Start isEmpty. Operand 303702 states and 637972 transitions. [2023-12-02 17:13:06,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:13:06,253 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:13:06,254 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:13:06,254 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-12-02 17:13:06,254 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:13:06,254 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:13:06,254 INFO L85 PathProgramCache]: Analyzing trace with hash -1756007727, now seen corresponding path program 12 times [2023-12-02 17:13:06,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:13:06,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151100771] [2023-12-02 17:13:06,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:13:06,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:13:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:13:08,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:13:08,683 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:13:08,684 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151100771] [2023-12-02 17:13:08,684 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151100771] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:13:08,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:13:08,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:13:08,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701298087] [2023-12-02 17:13:08,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:13:08,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:13:08,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:13:08,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:13:08,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:13:08,686 INFO L87 Difference]: Start difference. First operand 303702 states and 637972 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:13:29,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:13:29,612 INFO L93 Difference]: Finished difference Result 588243 states and 1195550 transitions. [2023-12-02 17:13:29,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-12-02 17:13:29,612 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:13:29,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:13:31,011 INFO L225 Difference]: With dead ends: 588243 [2023-12-02 17:13:31,011 INFO L226 Difference]: Without dead ends: 588243 [2023-12-02 17:13:31,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 711 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=961, Invalid=2945, Unknown=0, NotChecked=0, Total=3906 [2023-12-02 17:13:31,013 INFO L413 NwaCegarLoop]: 3274 mSDtfsCounter, 10154 mSDsluCounter, 40960 mSDsCounter, 0 mSdLazyCounter, 25068 mSolverCounterSat, 993 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10154 SdHoareTripleChecker+Valid, 44234 SdHoareTripleChecker+Invalid, 26061 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 993 IncrementalHoareTripleChecker+Valid, 25068 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.3s IncrementalHoareTripleChecker+Time [2023-12-02 17:13:31,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10154 Valid, 44234 Invalid, 26061 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [993 Valid, 25068 Invalid, 0 Unknown, 0 Unchecked, 15.3s Time] [2023-12-02 17:13:32,117 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588243 states. [2023-12-02 17:13:38,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588243 to 303726. [2023-12-02 17:13:39,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303726 states, 302848 states have (on average 2.1067334108199494) internal successors, (638020), 303725 states have internal predecessors, (638020), 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) [2023-12-02 17:13:40,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303726 states to 303726 states and 638020 transitions. [2023-12-02 17:13:40,281 INFO L78 Accepts]: Start accepts. Automaton has 303726 states and 638020 transitions. Word has length 172 [2023-12-02 17:13:40,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:13:40,282 INFO L495 AbstractCegarLoop]: Abstraction has 303726 states and 638020 transitions. [2023-12-02 17:13:40,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:13:40,282 INFO L276 IsEmpty]: Start isEmpty. Operand 303726 states and 638020 transitions. [2023-12-02 17:13:40,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:13:40,292 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:13:40,292 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:13:40,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-12-02 17:13:40,292 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:13:40,293 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:13:40,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1036875007, now seen corresponding path program 13 times [2023-12-02 17:13:40,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:13:40,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062819424] [2023-12-02 17:13:40,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:13:40,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:13:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:13:43,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:13:43,455 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:13:43,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062819424] [2023-12-02 17:13:43,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062819424] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:13:43,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:13:43,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:13:43,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555090030] [2023-12-02 17:13:43,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:13:43,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:13:43,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:13:43,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:13:43,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:13:43,457 INFO L87 Difference]: Start difference. First operand 303726 states and 638020 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:14:04,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:14:04,932 INFO L93 Difference]: Finished difference Result 589229 states and 1197522 transitions. [2023-12-02 17:14:04,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-12-02 17:14:04,933 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:14:04,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:14:06,774 INFO L225 Difference]: With dead ends: 589229 [2023-12-02 17:14:06,774 INFO L226 Difference]: Without dead ends: 589229 [2023-12-02 17:14:06,775 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 715 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=956, Invalid=2950, Unknown=0, NotChecked=0, Total=3906 [2023-12-02 17:14:06,776 INFO L413 NwaCegarLoop]: 3276 mSDtfsCounter, 10311 mSDsluCounter, 37339 mSDsCounter, 0 mSdLazyCounter, 23281 mSolverCounterSat, 1047 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10311 SdHoareTripleChecker+Valid, 40615 SdHoareTripleChecker+Invalid, 24328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1047 IncrementalHoareTripleChecker+Valid, 23281 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.7s IncrementalHoareTripleChecker+Time [2023-12-02 17:14:06,776 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10311 Valid, 40615 Invalid, 24328 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1047 Valid, 23281 Invalid, 0 Unknown, 0 Unchecked, 15.7s Time] [2023-12-02 17:14:07,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589229 states. [2023-12-02 17:14:14,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589229 to 303702. [2023-12-02 17:14:14,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303702 states, 302824 states have (on average 2.106741869865004) internal successors, (637972), 303701 states have internal predecessors, (637972), 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) [2023-12-02 17:14:15,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303702 states to 303702 states and 637972 transitions. [2023-12-02 17:14:15,284 INFO L78 Accepts]: Start accepts. Automaton has 303702 states and 637972 transitions. Word has length 172 [2023-12-02 17:14:15,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:14:15,284 INFO L495 AbstractCegarLoop]: Abstraction has 303702 states and 637972 transitions. [2023-12-02 17:14:15,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:14:15,285 INFO L276 IsEmpty]: Start isEmpty. Operand 303702 states and 637972 transitions. [2023-12-02 17:14:15,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:14:15,294 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:14:15,294 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:14:15,294 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2023-12-02 17:14:15,294 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:14:15,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:14:15,295 INFO L85 PathProgramCache]: Analyzing trace with hash -2132080159, now seen corresponding path program 14 times [2023-12-02 17:14:15,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:14:15,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255369914] [2023-12-02 17:14:15,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:14:15,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:14:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:14:18,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:14:18,368 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:14:18,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255369914] [2023-12-02 17:14:18,368 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255369914] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:14:18,368 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:14:18,368 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:14:18,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222516184] [2023-12-02 17:14:18,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:14:18,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:14:18,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:14:18,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:14:18,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:14:18,370 INFO L87 Difference]: Start difference. First operand 303702 states and 637972 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:14:38,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:14:38,830 INFO L93 Difference]: Finished difference Result 588841 states and 1196758 transitions. [2023-12-02 17:14:38,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-12-02 17:14:38,831 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:14:38,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:14:40,668 INFO L225 Difference]: With dead ends: 588841 [2023-12-02 17:14:40,668 INFO L226 Difference]: Without dead ends: 588841 [2023-12-02 17:14:40,670 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 703 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=971, Invalid=2935, Unknown=0, NotChecked=0, Total=3906 [2023-12-02 17:14:40,671 INFO L413 NwaCegarLoop]: 3282 mSDtfsCounter, 10676 mSDsluCounter, 38079 mSDsCounter, 0 mSdLazyCounter, 20350 mSolverCounterSat, 1334 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10676 SdHoareTripleChecker+Valid, 41361 SdHoareTripleChecker+Invalid, 21684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1334 IncrementalHoareTripleChecker+Valid, 20350 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.5s IncrementalHoareTripleChecker+Time [2023-12-02 17:14:40,671 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10676 Valid, 41361 Invalid, 21684 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1334 Valid, 20350 Invalid, 0 Unknown, 0 Unchecked, 14.5s Time] [2023-12-02 17:14:41,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588841 states. [2023-12-02 17:14:48,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588841 to 303704. [2023-12-02 17:14:49,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303704 states, 302826 states have (on average 2.106741164893371) internal successors, (637976), 303703 states have internal predecessors, (637976), 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) [2023-12-02 17:14:50,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303704 states to 303704 states and 637976 transitions. [2023-12-02 17:14:50,003 INFO L78 Accepts]: Start accepts. Automaton has 303704 states and 637976 transitions. Word has length 172 [2023-12-02 17:14:50,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:14:50,004 INFO L495 AbstractCegarLoop]: Abstraction has 303704 states and 637976 transitions. [2023-12-02 17:14:50,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:14:50,004 INFO L276 IsEmpty]: Start isEmpty. Operand 303704 states and 637976 transitions. [2023-12-02 17:14:50,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:14:50,017 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:14:50,018 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:14:50,018 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2023-12-02 17:14:50,018 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:14:50,018 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:14:50,019 INFO L85 PathProgramCache]: Analyzing trace with hash 1473165053, now seen corresponding path program 15 times [2023-12-02 17:14:50,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:14:50,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081055613] [2023-12-02 17:14:50,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:14:50,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:14:50,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:14:53,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:14:53,644 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:14:53,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081055613] [2023-12-02 17:14:53,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081055613] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:14:53,644 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:14:53,644 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:14:53,644 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697274796] [2023-12-02 17:14:53,644 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:14:53,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:14:53,645 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:14:53,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:14:53,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=631, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:14:53,646 INFO L87 Difference]: Start difference. First operand 303704 states and 637976 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:15:19,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 17:15:19,911 INFO L93 Difference]: Finished difference Result 589461 states and 1198010 transitions. [2023-12-02 17:15:19,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2023-12-02 17:15:19,911 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) Word has length 172 [2023-12-02 17:15:19,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 17:15:21,293 INFO L225 Difference]: With dead ends: 589461 [2023-12-02 17:15:21,293 INFO L226 Difference]: Without dead ends: 589461 [2023-12-02 17:15:21,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 708 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=965, Invalid=2941, Unknown=0, NotChecked=0, Total=3906 [2023-12-02 17:15:21,295 INFO L413 NwaCegarLoop]: 3276 mSDtfsCounter, 10376 mSDsluCounter, 42933 mSDsCounter, 0 mSdLazyCounter, 27717 mSolverCounterSat, 1114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10376 SdHoareTripleChecker+Valid, 46209 SdHoareTripleChecker+Invalid, 28831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 1114 IncrementalHoareTripleChecker+Valid, 27717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.8s IncrementalHoareTripleChecker+Time [2023-12-02 17:15:21,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10376 Valid, 46209 Invalid, 28831 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [1114 Valid, 27717 Invalid, 0 Unknown, 0 Unchecked, 19.8s Time] [2023-12-02 17:15:22,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589461 states. [2023-12-02 17:15:29,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589461 to 303710. [2023-12-02 17:15:29,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 303710 states, 302832 states have (on average 2.1067390500343426) internal successors, (637988), 303709 states have internal predecessors, (637988), 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) [2023-12-02 17:15:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303710 states to 303710 states and 637988 transitions. [2023-12-02 17:15:29,937 INFO L78 Accepts]: Start accepts. Automaton has 303710 states and 637988 transitions. Word has length 172 [2023-12-02 17:15:29,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 17:15:29,938 INFO L495 AbstractCegarLoop]: Abstraction has 303710 states and 637988 transitions. [2023-12-02 17:15:29,938 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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) [2023-12-02 17:15:29,938 INFO L276 IsEmpty]: Start isEmpty. Operand 303710 states and 637988 transitions. [2023-12-02 17:15:29,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-12-02 17:15:29,948 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 17:15:29,948 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 17:15:29,948 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2023-12-02 17:15:29,948 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [pusherErr0ASSERT_VIOLATIONDATA_RACE, pusherErr1ASSERT_VIOLATIONDATA_RACE, pusherErr2ASSERT_VIOLATIONDATA_RACE, pusherErr6ASSERT_VIOLATIONDATA_RACE (and 111 more)] === [2023-12-02 17:15:29,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 17:15:29,949 INFO L85 PathProgramCache]: Analyzing trace with hash -2082038423, now seen corresponding path program 16 times [2023-12-02 17:15:29,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 17:15:29,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442159285] [2023-12-02 17:15:29,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 17:15:29,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 17:15:29,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 17:15:32,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 17:15:32,777 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-12-02 17:15:32,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442159285] [2023-12-02 17:15:32,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442159285] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 17:15:32,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 17:15:32,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2023-12-02 17:15:32,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501029396] [2023-12-02 17:15:32,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 17:15:32,778 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-12-02 17:15:32,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-12-02 17:15:32,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-12-02 17:15:32,779 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=630, Unknown=0, NotChecked=0, Total=702 [2023-12-02 17:15:32,779 INFO L87 Difference]: Start difference. First operand 303710 states and 637988 transitions. Second operand has 27 states, 26 states have (on average 6.615384615384615) internal successors, (172), 27 states have internal predecessors, (172), 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)