./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d11a42196163cef7c98524429b4693f3727dcfb0 ............................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d11a42196163cef7c98524429b4693f3727dcfb0 ................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 09:37:50,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 09:37:50,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 09:37:50,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 09:37:50,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 09:37:50,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 09:37:50,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 09:37:50,094 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 09:37:50,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 09:37:50,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 09:37:50,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 09:37:50,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 09:37:50,098 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 09:37:50,099 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 09:37:50,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 09:37:50,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 09:37:50,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 09:37:50,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 09:37:50,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 09:37:50,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 09:37:50,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 09:37:50,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 09:37:50,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 09:37:50,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 09:37:50,109 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 09:37:50,109 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 09:37:50,109 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 09:37:50,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 09:37:50,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 09:37:50,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 09:37:50,111 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 09:37:50,111 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 09:37:50,112 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 09:37:50,113 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 09:37:50,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 09:37:50,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 09:37:50,114 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 09:37:50,114 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 09:37:50,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 09:37:50,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 09:37:50,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 09:37:50,116 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 09:37:50,129 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 09:37:50,129 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 09:37:50,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 09:37:50,130 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 09:37:50,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 09:37:50,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 09:37:50,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 09:37:50,131 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 09:37:50,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 09:37:50,131 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 09:37:50,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 09:37:50,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 09:37:50,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 09:37:50,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 09:37:50,132 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 09:37:50,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 09:37:50,132 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 09:37:50,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 09:37:50,133 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 09:37:50,133 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 09:37:50,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 09:37:50,133 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 09:37:50,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 09:37:50,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 09:37:50,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 09:37:50,134 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 09:37:50,134 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 09:37:50,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 09:37:50,135 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 09:37:50,135 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-12-01 09:37:50,237 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 09:37:50,245 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 09:37:50,247 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 09:37:50,248 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 09:37:50,248 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 09:37:50,249 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-12-01 09:37:50,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data/cba6e9d91/44c0cd3262814f199254c0bbb910f01f/FLAG9de7fad45 [2019-12-01 09:37:50,682 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 09:37:50,683 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-12-01 09:37:50,692 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data/cba6e9d91/44c0cd3262814f199254c0bbb910f01f/FLAG9de7fad45 [2019-12-01 09:37:50,700 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data/cba6e9d91/44c0cd3262814f199254c0bbb910f01f [2019-12-01 09:37:50,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 09:37:50,702 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 09:37:50,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 09:37:50,703 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 09:37:50,705 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 09:37:50,706 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:37:50" (1/1) ... [2019-12-01 09:37:50,708 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d0c192f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:50, skipping insertion in model container [2019-12-01 09:37:50,708 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:37:50" (1/1) ... [2019-12-01 09:37:50,713 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 09:37:50,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 09:37:50,993 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 09:37:51,003 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 09:37:51,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 09:37:51,083 INFO L208 MainTranslator]: Completed translation [2019-12-01 09:37:51,083 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51 WrapperNode [2019-12-01 09:37:51,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 09:37:51,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 09:37:51,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 09:37:51,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 09:37:51,089 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,101 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 09:37:51,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 09:37:51,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 09:37:51,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 09:37:51,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,127 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,132 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,138 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... [2019-12-01 09:37:51,141 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 09:37:51,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 09:37:51,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 09:37:51,141 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 09:37:51,142 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:51" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-12-01 09:37:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-12-01 09:37:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-01 09:37:51,184 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-01 09:37:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 09:37:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2019-12-01 09:37:51,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2019-12-01 09:37:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 09:37:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 09:37:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-01 09:37:51,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2019-12-01 09:37:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2019-12-01 09:37:51,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 09:37:51,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 09:37:51,186 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-01 09:37:51,308 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1504) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:804) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:621) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:570) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-01 09:37:51,312 INFO L168 Benchmark]: Toolchain (without parser) took 608.13 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -112.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:37:51,312 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:37:51,313 INFO L168 Benchmark]: CACSL2BoogieTranslator took 380.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -135.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. [2019-12-01 09:37:51,313 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.09 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:37:51,314 INFO L168 Benchmark]: Boogie Preprocessor took 22.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-12-01 09:37:51,315 INFO L168 Benchmark]: RCFGBuilder took 168.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. [2019-12-01 09:37:51,317 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 380.60 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.0 MB). Free memory was 939.2 MB in the beginning and 1.1 GB in the end (delta: -135.5 MB). Peak memory consumption was 18.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.09 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.54 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 168.66 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 17.6 MB). Peak memory consumption was 17.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1504) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-f470102 [2019-12-01 09:37:52,724 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 09:37:52,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 09:37:52,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 09:37:52,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 09:37:52,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 09:37:52,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 09:37:52,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 09:37:52,740 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 09:37:52,740 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 09:37:52,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 09:37:52,742 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 09:37:52,743 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 09:37:52,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 09:37:52,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 09:37:52,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 09:37:52,746 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 09:37:52,747 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 09:37:52,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 09:37:52,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 09:37:52,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 09:37:52,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 09:37:52,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 09:37:52,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 09:37:52,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 09:37:52,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 09:37:52,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 09:37:52,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 09:37:52,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 09:37:52,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 09:37:52,760 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 09:37:52,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 09:37:52,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 09:37:52,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 09:37:52,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 09:37:52,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 09:37:52,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 09:37:52,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 09:37:52,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 09:37:52,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 09:37:52,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 09:37:52,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-01 09:37:52,778 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 09:37:52,778 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 09:37:52,779 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 09:37:52,779 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 09:37:52,779 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 09:37:52,779 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 09:37:52,780 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 09:37:52,780 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 09:37:52,780 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 09:37:52,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 09:37:52,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 09:37:52,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 09:37:52,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 09:37:52,781 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 09:37:52,781 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 09:37:52,781 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 09:37:52,781 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 09:37:52,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 09:37:52,781 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 09:37:52,782 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 09:37:52,782 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 09:37:52,782 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 09:37:52,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 09:37:52,782 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 09:37:52,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 09:37:52,782 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 09:37:52,782 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 09:37:52,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 09:37:52,783 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 09:37:52,783 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 09:37:52,783 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 09:37:52,783 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 09:37:52,783 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 09:37:52,783 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-12-01 09:37:52,949 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 09:37:52,959 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 09:37:52,962 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 09:37:52,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 09:37:52,963 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 09:37:52,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-12-01 09:37:53,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data/cdaeb052e/e38b5a5f535b4e8e87fc8a9b1f0cbc31/FLAG5261a207d [2019-12-01 09:37:53,405 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 09:37:53,406 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-12-01 09:37:53,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data/cdaeb052e/e38b5a5f535b4e8e87fc8a9b1f0cbc31/FLAG5261a207d [2019-12-01 09:37:53,426 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/data/cdaeb052e/e38b5a5f535b4e8e87fc8a9b1f0cbc31 [2019-12-01 09:37:53,428 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 09:37:53,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 09:37:53,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 09:37:53,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 09:37:53,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 09:37:53,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78ca4d80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53, skipping insertion in model container [2019-12-01 09:37:53,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,439 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 09:37:53,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 09:37:53,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 09:37:53,702 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 09:37:53,733 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 09:37:53,783 INFO L208 MainTranslator]: Completed translation [2019-12-01 09:37:53,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53 WrapperNode [2019-12-01 09:37:53,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 09:37:53,784 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 09:37:53,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 09:37:53,785 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 09:37:53,790 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,804 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,821 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 09:37:53,822 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 09:37:53,822 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 09:37:53,822 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 09:37:53,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,841 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... [2019-12-01 09:37:53,847 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 09:37:53,847 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 09:37:53,847 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 09:37:53,847 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 09:37:53,848 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 09:37:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd355655-9651-4d0b-8ddd-68c341801afa/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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:10000 [2019-12-01 09:37:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-12-01 09:37:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-12-01 09:37:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-12-01 09:37:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2019-12-01 09:37:53,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2019-12-01 09:37:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 09:37:53,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 09:37:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-01 09:37:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-12-01 09:37:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2019-12-01 09:37:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2019-12-01 09:37:53,891 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 09:37:53,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 09:37:53,892 WARN L205 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-01 09:37:54,016 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1504) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:804) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:621) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:570) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:261) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-12-01 09:37:54,019 INFO L168 Benchmark]: Toolchain (without parser) took 589.54 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -125.0 MB). Peak memory consumption was 5.5 MB. Max. memory is 11.5 GB. [2019-12-01 09:37:54,020 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:37:54,020 INFO L168 Benchmark]: CACSL2BoogieTranslator took 354.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-12-01 09:37:54,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 09:37:54,021 INFO L168 Benchmark]: Boogie Preprocessor took 25.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-01 09:37:54,021 INFO L168 Benchmark]: RCFGBuilder took 170.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-12-01 09:37:54,024 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 354.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -150.3 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.14 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 25.14 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 170.69 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed. de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In an atomic block, calls to procedures that have an implementation are not allowed.: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1504) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...