./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 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan --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 Taipan --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_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan --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 Taipan --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 atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:14:47,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:14:47,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:14:47,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:14:47,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:14:47,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:14:47,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:14:47,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:14:47,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:14:47,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:14:47,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:14:47,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:14:47,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:14:47,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:14:47,873 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:14:47,874 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:14:47,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:14:47,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:14:47,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:14:47,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:14:47,881 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:14:47,881 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:14:47,883 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:14:47,883 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:14:47,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:14:47,886 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:14:47,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:14:47,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:14:47,887 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:14:47,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:14:47,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:14:47,888 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:14:47,889 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:14:47,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:14:47,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:14:47,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:14:47,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:14:47,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:14:47,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:14:47,892 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:14:47,893 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:14:47,893 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-26 02:14:47,906 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:14:47,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:14:47,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:14:47,907 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:14:47,907 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:14:47,907 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:14:47,908 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-26 02:14:47,908 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:14:47,908 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:14:47,908 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-26 02:14:47,908 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-26 02:14:47,908 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:14:47,909 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-26 02:14:47,909 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-26 02:14:47,909 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-26 02:14:47,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:14:47,910 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:14:47,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:14:47,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:14:47,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:14:47,910 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:14:47,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:14:47,911 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:14:47,911 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:14:47,911 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:14:47,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:14:47,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:14:47,912 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:14:47,912 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:14:47,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:14:47,912 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:14:47,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:14:47,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:14:47,913 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-26 02:14:47,913 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:14:47,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:14:47,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:14:47,913 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan 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 -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-11-26 02:14:48,093 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:14:48,102 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:14:48,105 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:14:48,106 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:14:48,106 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:14:48,107 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-26 02:14:48,162 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data/7bae16a82/42d2680a48474b5b95bc5a37f7027501/FLAG71407fed3 [2019-11-26 02:14:48,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:14:48,613 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-26 02:14:48,637 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data/7bae16a82/42d2680a48474b5b95bc5a37f7027501/FLAG71407fed3 [2019-11-26 02:14:48,884 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data/7bae16a82/42d2680a48474b5b95bc5a37f7027501 [2019-11-26 02:14:48,887 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:14:48,888 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:14:48,893 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:14:48,893 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:14:48,896 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:14:48,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:14:48" (1/1) ... [2019-11-26 02:14:48,899 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7018c978 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:48, skipping insertion in model container [2019-11-26 02:14:48,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:14:48" (1/1) ... [2019-11-26 02:14:48,906 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:14:48,955 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:14:49,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:14:49,504 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:14:49,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:14:49,643 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:14:49,643 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49 WrapperNode [2019-11-26 02:14:49,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:14:49,644 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:14:49,644 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:14:49,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:14:49,652 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,712 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:14:49,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:14:49,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:14:49,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:14:49,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,797 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,807 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,808 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... [2019-11-26 02:14:49,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:14:49,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:14:49,930 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:14:49,930 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:14:49,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/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 [2019-11-26 02:14:49,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-26 02:14:49,985 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-26 02:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:14:49,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:14:49,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:14:49,987 WARN L202 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:14:50,124 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-26 02:14:50,138 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-26 02:14:50,140 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-26 02:14:50,141 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-26 02:14:50,141 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-26 02:14:50,143 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1488) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:801) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:618) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:567) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-26 02:14:50,148 INFO L168 Benchmark]: Toolchain (without parser) took 1258.69 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -127.5 MB). Peak memory consumption was 36.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:50,160 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:14:50,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 751.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -167.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:50,162 INFO L168 Benchmark]: Boogie Procedure Inliner took 139.05 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: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:50,163 INFO L168 Benchmark]: Boogie Preprocessor took 145.05 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:50,163 INFO L168 Benchmark]: RCFGBuilder took 216.73 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: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:50,167 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 751.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 163.6 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -167.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 139.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 145.05 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 216.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 20.5 MB). Peak memory consumption was 20.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1488) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-6b5699a [2019-11-26 02:14:51,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:14:51,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:14:51,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:14:51,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:14:51,903 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:14:51,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:14:51,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:14:51,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:14:51,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:14:51,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:14:51,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:14:51,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:14:51,928 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:14:51,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:14:51,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:14:51,932 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:14:51,933 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:14:51,935 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:14:51,939 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:14:51,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:14:51,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:14:51,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:14:51,948 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:14:51,951 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:14:51,951 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:14:51,952 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:14:51,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:14:51,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:14:51,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:14:51,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:14:51,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:14:51,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:14:51,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:14:51,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:14:51,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:14:51,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:14:51,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:14:51,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:14:51,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:14:51,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:14:51,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-11-26 02:14:51,996 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:14:52,005 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:14:52,006 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:14:52,007 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-26 02:14:52,007 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-26 02:14:52,007 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-26 02:14:52,007 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-26 02:14:52,008 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-26 02:14:52,008 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-26 02:14:52,008 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:14:52,009 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:14:52,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:14:52,009 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:14:52,009 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:14:52,010 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:14:52,010 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:14:52,011 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:14:52,011 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:14:52,011 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:14:52,012 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:14:52,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:14:52,012 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:14:52,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:14:52,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:14:52,013 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 02:14:52,013 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:14:52,013 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 02:14:52,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 02:14:52,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:14:52,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:14:52,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:14:52,015 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:14:52,015 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:14:52,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:14:52,016 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:14:52,016 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_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan 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 -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d11a42196163cef7c98524429b4693f3727dcfb0 [2019-11-26 02:14:52,338 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:14:52,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:14:52,358 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:14:52,359 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:14:52,359 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:14:52,360 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/../../sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-26 02:14:52,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data/9e159fa7c/d1e5cdfdb08d40ddae67267f6080b71d/FLAGad0989506 [2019-11-26 02:14:52,880 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:14:52,881 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/sv-benchmarks/c/pthread-ext/26_stack_cas_longest-2.i [2019-11-26 02:14:52,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data/9e159fa7c/d1e5cdfdb08d40ddae67267f6080b71d/FLAGad0989506 [2019-11-26 02:14:53,235 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/data/9e159fa7c/d1e5cdfdb08d40ddae67267f6080b71d [2019-11-26 02:14:53,238 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:14:53,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:14:53,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:14:53,240 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:14:53,243 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:14:53,244 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5150de40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53, skipping insertion in model container [2019-11-26 02:14:53,247 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:14:53,302 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:14:53,757 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:14:53,769 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:14:53,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:14:53,911 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:14:53,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53 WrapperNode [2019-11-26 02:14:53,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:14:53,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:14:53,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:14:53,913 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:14:53,921 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:14:53,966 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:14:53,966 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:14:53,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:14:53,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,975 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,993 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:53,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... [2019-11-26 02:14:54,001 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:14:54,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:14:54,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:14:54,002 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:14:54,003 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:14:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ac87c89d-ddf9-4540-9a90-7d1415e6c69d/bin/utaipan/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 [2019-11-26 02:14:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:14:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-26 02:14:54,059 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-26 02:14:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:14:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:14:54,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:14:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-26 02:14:54,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:14:54,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:14:54,061 WARN L202 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-26 02:14:54,200 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel [2019-11-26 02:14:54,202 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel [2019-11-26 02:14:54,204 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_acquire_returnLabel#2 [2019-11-26 02:14:54,204 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#2 [2019-11-26 02:14:54,205 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_release_returnLabel#3 [2019-11-26 02:14:54,207 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1488) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:801) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:618) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:567) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:258) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2019-11-26 02:14:54,211 INFO L168 Benchmark]: Toolchain (without parser) took 971.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -145.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:54,212 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:14:54,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:54,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.12 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: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:54,214 INFO L168 Benchmark]: Boogie Preprocessor took 35.70 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. [2019-11-26 02:14:54,215 INFO L168 Benchmark]: RCFGBuilder took 207.64 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: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:14:54,217 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 672.06 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.8 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 21.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 53.12 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.70 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 207.64 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: In atomic statements, GotoStatements are (currently) only allowed if they jump to exactly one label and this label is the next statement after the GotoStatement: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processAtomicStatement(CfgBuilder.java:1488) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...