/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 15:00:17,013 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 15:00:17,014 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 15:00:17,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 15:00:17,061 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-14 15:00:17,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-14 15:00:17,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-14 15:00:17,063 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleepPersistentFixedOrder-NoLbe.epf [2021-07-14 15:00:17,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 15:00:17,079 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 15:00:17,079 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 15:00:17,079 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 15:00:17,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 15:00:17,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 15:00:17,080 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 15:00:17,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 15:00:17,080 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 15:00:17,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 15:00:17,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 15:00:17,081 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 15:00:17,081 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 15:00:17,081 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 15:00:17,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 15:00:17,081 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 15:00:17,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 15:00:17,081 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 15:00:17,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 15:00:17,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 15:00:17,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 15:00:17,082 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 15:00:17,083 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 15:00:17,083 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 15:00:17,083 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-07-14 15:00:17,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 15:00:17,338 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 15:00:17,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 15:00:17,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 15:00:17,357 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-14 15:00:17,359 INFO L275 PluginConnector]: CDTParser initialized [2021-07-14 15:00:17,359 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i [2021-07-14 15:00:17,405 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc94f09e/18eeba7b511a4a289396dba87c620d01/FLAG58f64c87d [2021-07-14 15:00:17,899 INFO L306 CDTParser]: Found 1 translation units. [2021-07-14 15:00:17,904 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i [2021-07-14 15:00:17,917 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc94f09e/18eeba7b511a4a289396dba87c620d01/FLAG58f64c87d [2021-07-14 15:00:18,231 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dc94f09e/18eeba7b511a4a289396dba87c620d01 [2021-07-14 15:00:18,234 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 15:00:18,236 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-14 15:00:18,238 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-14 15:00:18,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-14 15:00:18,241 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-14 15:00:18,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92cf8af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18, skipping insertion in model container [2021-07-14 15:00:18,243 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,248 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-14 15:00:18,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-14 15:00:18,376 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i[949,962] [2021-07-14 15:00:18,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 15:00:18,509 INFO L203 MainTranslator]: Completed pre-run [2021-07-14 15:00:18,531 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe029_tso.opt.i[949,962] [2021-07-14 15:00:18,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-14 15:00:18,585 INFO L208 MainTranslator]: Completed translation [2021-07-14 15:00:18,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18 WrapperNode [2021-07-14 15:00:18,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-14 15:00:18,586 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 15:00:18,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 15:00:18,587 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 15:00:18,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,617 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 15:00:18,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 15:00:18,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 15:00:18,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 15:00:18,642 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,657 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... [2021-07-14 15:00:18,661 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 15:00:18,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 15:00:18,662 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 15:00:18,662 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 15:00:18,663 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 15:00:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-14 15:00:18,718 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-07-14 15:00:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-14 15:00:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-14 15:00:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-07-14 15:00:18,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-07-14 15:00:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-07-14 15:00:18,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-07-14 15:00:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-14 15:00:18,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-07-14 15:00:18,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 15:00:18,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 15:00:18,721 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 15:00:19,021 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 15:00:19,021 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2021-07-14 15:00:19,022 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:00:19 BoogieIcfgContainer [2021-07-14 15:00:19,023 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 15:00:19,024 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 15:00:19,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 15:00:19,026 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 15:00:19,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 03:00:18" (1/3) ... [2021-07-14 15:00:19,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7229ce1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:00:19, skipping insertion in model container [2021-07-14 15:00:19,026 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 03:00:18" (2/3) ... [2021-07-14 15:00:19,026 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7229ce1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 03:00:19, skipping insertion in model container [2021-07-14 15:00:19,027 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 03:00:19" (3/3) ... [2021-07-14 15:00:19,027 INFO L111 eAbstractionObserver]: Analyzing ICFG safe029_tso.opt.i [2021-07-14 15:00:19,032 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 15:00:19,033 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 15:00:19,033 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 15:00:19,033 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 15:00:19,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,061 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,061 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,061 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,062 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,062 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,063 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,063 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,064 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,064 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,064 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,064 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,064 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,064 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,065 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,065 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,066 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,068 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,068 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,068 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,074 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,075 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,075 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-14 15:00:19,077 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-07-14 15:00:19,093 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 15:00:19,154 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 15:00:19,154 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 15:00:19,154 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 15:00:19,154 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 15:00:19,154 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 15:00:19,155 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 15:00:19,155 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 15:00:19,155 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 15:00:19,272 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:19,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:19,275 INFO L82 PathProgramCache]: Analyzing trace with hash -211163289, now seen corresponding path program 1 times [2021-07-14 15:00:19,282 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:19,282 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486031460] [2021-07-14 15:00:19,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:19,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:19,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:19,431 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:19,431 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486031460] [2021-07-14 15:00:19,432 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486031460] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:19,432 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:19,432 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-14 15:00:19,432 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079377997] [2021-07-14 15:00:19,435 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-07-14 15:00:19,436 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:19,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-07-14 15:00:19,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-07-14 15:00:19,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,448 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:19,450 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 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) [2021-07-14 15:00:19,450 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,456 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-14 15:00:19,456 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:19,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:19,457 INFO L82 PathProgramCache]: Analyzing trace with hash 361687001, now seen corresponding path program 1 times [2021-07-14 15:00:19,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:19,457 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556082360] [2021-07-14 15:00:19,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:19,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:19,627 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:19,627 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556082360] [2021-07-14 15:00:19,627 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556082360] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:19,627 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:19,627 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 15:00:19,627 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484280645] [2021-07-14 15:00:19,628 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 15:00:19,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:19,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 15:00:19,629 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 15:00:19,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,629 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:19,629 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.5) 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) [2021-07-14 15:00:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,629 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:19,754 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-14 15:00:19,754 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:19,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:19,755 INFO L82 PathProgramCache]: Analyzing trace with hash 1707359197, now seen corresponding path program 1 times [2021-07-14 15:00:19,755 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:19,755 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938763607] [2021-07-14 15:00:19,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:19,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:19,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:19,877 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:19,881 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938763607] [2021-07-14 15:00:19,881 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938763607] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:19,882 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:19,882 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 15:00:19,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090035362] [2021-07-14 15:00:19,882 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 15:00:19,882 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:19,883 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 15:00:19,883 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 15:00:19,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,883 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:19,883 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 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) [2021-07-14 15:00:19,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:19,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:19,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:20,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:20,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:20,032 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-14 15:00:20,032 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-14 15:00:20,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 15:00:20,033 INFO L82 PathProgramCache]: Analyzing trace with hash 1614380724, now seen corresponding path program 1 times [2021-07-14 15:00:20,033 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 15:00:20,033 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950310464] [2021-07-14 15:00:20,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 15:00:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 15:00:20,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 15:00:20,122 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 15:00:20,122 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950310464] [2021-07-14 15:00:20,122 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950310464] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-14 15:00:20,122 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-14 15:00:20,122 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-07-14 15:00:20,122 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298569013] [2021-07-14 15:00:20,123 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-07-14 15:00:20,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 15:00:20,123 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-07-14 15:00:20,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-07-14 15:00:20,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:20,124 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 15:00:20,124 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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) [2021-07-14 15:00:20,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:20,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:20,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:20,124 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:20,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 15:00:20,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:20,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 15:00:20,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-07-14 15:00:20,232 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-14 15:00:20,239 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 15:00:20,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 03:00:20 BasicIcfg [2021-07-14 15:00:20,241 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 15:00:20,242 INFO L168 Benchmark]: Toolchain (without parser) took 2005.88 ms. Allocated memory is still 202.4 MB. Free memory was 165.9 MB in the beginning and 137.9 MB in the end (delta: 28.0 MB). Peak memory consumption was 28.7 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:20,242 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 202.4 MB. Free memory was 184.1 MB in the beginning and 183.9 MB in the end (delta: 139.7 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 15:00:20,242 INFO L168 Benchmark]: CACSL2BoogieTranslator took 348.10 ms. Allocated memory is still 202.4 MB. Free memory was 165.7 MB in the beginning and 176.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:20,242 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.64 ms. Allocated memory is still 202.4 MB. Free memory was 176.5 MB in the beginning and 175.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:20,243 INFO L168 Benchmark]: Boogie Preprocessor took 24.74 ms. Allocated memory is still 202.4 MB. Free memory was 175.0 MB in the beginning and 173.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:20,243 INFO L168 Benchmark]: RCFGBuilder took 360.49 ms. Allocated memory is still 202.4 MB. Free memory was 173.4 MB in the beginning and 152.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:20,243 INFO L168 Benchmark]: TraceAbstraction took 1217.38 ms. Allocated memory is still 202.4 MB. Free memory was 151.9 MB in the beginning and 137.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 8.0 GB. [2021-07-14 15:00:20,244 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 202.4 MB. Free memory was 184.1 MB in the beginning and 183.9 MB in the end (delta: 139.7 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 348.10 ms. Allocated memory is still 202.4 MB. Free memory was 165.7 MB in the beginning and 176.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 49.64 ms. Allocated memory is still 202.4 MB. Free memory was 176.5 MB in the beginning and 175.0 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 24.74 ms. Allocated memory is still 202.4 MB. Free memory was 175.0 MB in the beginning and 173.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 360.49 ms. Allocated memory is still 202.4 MB. Free memory was 173.4 MB in the beginning and 152.4 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 1217.38 ms. Allocated memory is still 202.4 MB. Free memory was 151.9 MB in the beginning and 137.9 MB in the end (delta: 14.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2411, positive: 2364, positive conditional: 424, positive unconditional: 1940, negative: 47, negative conditional: 19, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2402, positive: 2364, positive conditional: 424, positive unconditional: 1940, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2402, positive: 2352, positive conditional: 0, positive unconditional: 2352, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 562, positive: 545, positive conditional: 0, positive unconditional: 545, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 562, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2402, positive: 1807, positive conditional: 0, positive unconditional: 1807, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 562, unknown conditional: 0, unknown unconditional: 562] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51 ], Maximal queried relation: 4, Independence queries for same thread: 9 - StatisticsResult: Persistent set benchmarks Persistent set computation time[ms]: 135, Number of persistent set computation: 118, Number of trivial persistent sets: 56, Underlying independence relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 2411, positive: 2364, positive conditional: 424, positive unconditional: 1940, negative: 47, negative conditional: 19, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 2402, positive: 2364, positive conditional: 424, positive unconditional: 1940, negative: 38, negative conditional: 10, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 2402, positive: 2352, positive conditional: 0, positive unconditional: 2352, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 562, positive: 545, positive conditional: 0, positive unconditional: 545, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 562, positive: 543, positive conditional: 0, positive unconditional: 543, negative: 19, negative conditional: 0, negative unconditional: 19, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19, positive: 2, positive conditional: 0, positive unconditional: 2, negative: 17, negative conditional: 0, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 2402, positive: 1807, positive conditional: 0, positive unconditional: 1807, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 562, unknown conditional: 0, unknown unconditional: 562] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51, SemanticConditionEliminator.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 133, positive: 12, positive conditional: 12, positive unconditional: 0, negative: 121, negative conditional: 6, negative unconditional: 115, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 6, positive conditional: 4, positive unconditional: 2, negative: 18, negative conditional: 1, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 78, positive: 10, positive conditional: 7, positive unconditional: 3, negative: 68, negative conditional: 1, negative unconditional: 67, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 133, positive: 8, positive conditional: 8, positive unconditional: 0, negative: 120, negative conditional: 5, negative unconditional: 115, unknown: 5, unknown conditional: 5, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 567, Positive cache size: 549, Positive conditional cache size: 4, Positive unconditional cache size: 545, Negative cache size: 18, Negative conditional cache size: 1, Negative unconditional cache size: 17, Eliminated conditions: 51 ], Maximal queried relation: 4, Independence queries for same thread: 9 - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 1119.3ms, OverallIterations: 4, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.1ms, PartialOrderReductionTime: 489.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 8.8ms SsaConstructionTime, 80.6ms SatisfiabilityAnalysisTime, 380.8ms InterpolantComputationTime, 175 NumberOfCodeBlocks, 175 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 171 ConstructedInterpolants, 0 QuantifiedInterpolants, 406 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...