./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/qw2004-1.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_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/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 45e6dcd403d8f6074b656895ba04bd6e3a0aa355 ........................................................................................................................................................................................... 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_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/qw2004-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/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 45e6dcd403d8f6074b656895ba04bd6e3a0aa355 ............................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: already ended atomic mode --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-01 07:59:31,908 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 07:59:31,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 07:59:31,920 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 07:59:31,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 07:59:31,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 07:59:31,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 07:59:31,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 07:59:31,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 07:59:31,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 07:59:31,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 07:59:31,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 07:59:31,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 07:59:31,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 07:59:31,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 07:59:31,931 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 07:59:31,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 07:59:31,932 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 07:59:31,933 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 07:59:31,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 07:59:31,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 07:59:31,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 07:59:31,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 07:59:31,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 07:59:31,939 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 07:59:31,939 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 07:59:31,939 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 07:59:31,940 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 07:59:31,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 07:59:31,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 07:59:31,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 07:59:31,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 07:59:31,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 07:59:31,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 07:59:31,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 07:59:31,942 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 07:59:31,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 07:59:31,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 07:59:31,943 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 07:59:31,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 07:59:31,944 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 07:59:31,945 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-12-01 07:59:31,954 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 07:59:31,954 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 07:59:31,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 07:59:31,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 07:59:31,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 07:59:31,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 07:59:31,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 07:59:31,956 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 07:59:31,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-01 07:59:31,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 07:59:31,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 07:59:31,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 07:59:31,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 07:59:31,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 07:59:31,957 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 07:59:31,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 07:59:31,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 07:59:31,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 07:59:31,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 07:59:31,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 07:59:31,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 07:59:31,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 07:59:31,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 07:59:31,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 07:59:31,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 07:59:31,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 07:59:31,958 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-12-01 07:59:31,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-01 07:59:31,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 07:59:31,958 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_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/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 -> 45e6dcd403d8f6074b656895ba04bd6e3a0aa355 [2019-12-01 07:59:32,058 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 07:59:32,066 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 07:59:32,068 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 07:59:32,069 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 07:59:32,069 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 07:59:32,069 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/../../sv-benchmarks/c/pthread-lit/qw2004-1.i [2019-12-01 07:59:32,106 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data/2f6326d17/68df362cbc994d67901690638ed33893/FLAGde2688200 [2019-12-01 07:59:32,552 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 07:59:32,552 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/sv-benchmarks/c/pthread-lit/qw2004-1.i [2019-12-01 07:59:32,561 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data/2f6326d17/68df362cbc994d67901690638ed33893/FLAGde2688200 [2019-12-01 07:59:32,570 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data/2f6326d17/68df362cbc994d67901690638ed33893 [2019-12-01 07:59:32,572 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 07:59:32,573 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 07:59:32,573 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 07:59:32,573 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 07:59:32,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 07:59:32,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,578 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21dd141f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32, skipping insertion in model container [2019-12-01 07:59:32,578 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,583 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 07:59:32,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 07:59:32,854 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:59:32,862 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 07:59:32,889 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:59:32,937 INFO L208 MainTranslator]: Completed translation [2019-12-01 07:59:32,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32 WrapperNode [2019-12-01 07:59:32,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 07:59:32,938 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 07:59:32,938 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 07:59:32,939 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 07:59:32,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,955 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,970 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 07:59:32,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 07:59:32,971 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 07:59:32,971 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 07:59:32,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,979 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... [2019-12-01 07:59:32,989 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 07:59:32,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 07:59:32,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 07:59:32,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 07:59:32,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/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 07:59:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2019-12-01 07:59:33,039 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2019-12-01 07:59:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-01 07:59:33,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-01 07:59:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 07:59:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2019-12-01 07:59:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2019-12-01 07:59:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 07:59:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-01 07:59:33,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 07:59:33,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 07:59:33,041 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 07:59:33,167 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1265) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:794) 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 07:59:33,170 INFO L168 Benchmark]: Toolchain (without parser) took 596.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 939.4 MB in the beginning and 1.0 GB in the end (delta: -99.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:59:33,170 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:59:33,171 INFO L168 Benchmark]: CACSL2BoogieTranslator took 364.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -123.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. [2019-12-01 07:59:33,172 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.03 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 07:59:33,172 INFO L168 Benchmark]: Boogie Preprocessor took 18.30 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 07:59:33,173 INFO L168 Benchmark]: RCFGBuilder took 179.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-12-01 07:59:33,176 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 364.93 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 94.9 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -123.2 MB). Peak memory consumption was 18.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.03 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 18.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 179.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 23.9 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1265) 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 07:59:34,570 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-01 07:59:34,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-01 07:59:34,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-01 07:59:34,579 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-01 07:59:34,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-01 07:59:34,581 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-01 07:59:34,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-01 07:59:34,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-01 07:59:34,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-01 07:59:34,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-01 07:59:34,586 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-01 07:59:34,586 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-01 07:59:34,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-01 07:59:34,587 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-01 07:59:34,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-01 07:59:34,589 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-01 07:59:34,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-01 07:59:34,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-01 07:59:34,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-01 07:59:34,594 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-01 07:59:34,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-01 07:59:34,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-01 07:59:34,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-01 07:59:34,598 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-01 07:59:34,598 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-01 07:59:34,598 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-01 07:59:34,599 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-01 07:59:34,599 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-01 07:59:34,600 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-01 07:59:34,600 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-01 07:59:34,600 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-01 07:59:34,601 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-01 07:59:34,601 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-01 07:59:34,602 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-01 07:59:34,602 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-01 07:59:34,602 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-01 07:59:34,603 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-01 07:59:34,603 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-01 07:59:34,603 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-01 07:59:34,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-01 07:59:34,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-12-01 07:59:34,614 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-01 07:59:34,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-01 07:59:34,615 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-01 07:59:34,615 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-12-01 07:59:34,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-01 07:59:34,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-01 07:59:34,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-01 07:59:34,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-01 07:59:34,616 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-01 07:59:34,616 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-01 07:59:34,616 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-01 07:59:34,616 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-01 07:59:34,617 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-01 07:59:34,617 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-01 07:59:34,617 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-01 07:59:34,617 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-01 07:59:34,617 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-01 07:59:34,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-01 07:59:34,617 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-01 07:59:34,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-01 07:59:34,618 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-12-01 07:59:34,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-12-01 07:59:34,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-01 07:59:34,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-01 07:59:34,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-12-01 07:59:34,618 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-01 07:59:34,618 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-01 07:59:34,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-01 07:59:34,619 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-01 07:59:34,619 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-01 07:59:34,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-01 07:59:34,619 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-12-01 07:59:34,619 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-01 07:59:34,619 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_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/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 -> 45e6dcd403d8f6074b656895ba04bd6e3a0aa355 [2019-12-01 07:59:34,780 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-01 07:59:34,790 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-01 07:59:34,793 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-01 07:59:34,794 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-01 07:59:34,795 INFO L275 PluginConnector]: CDTParser initialized [2019-12-01 07:59:34,795 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/../../sv-benchmarks/c/pthread-lit/qw2004-1.i [2019-12-01 07:59:34,842 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data/a4bf9e7fa/63b98c8aa2674f2da741219282da41a1/FLAGaac34917d [2019-12-01 07:59:35,275 INFO L306 CDTParser]: Found 1 translation units. [2019-12-01 07:59:35,275 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/sv-benchmarks/c/pthread-lit/qw2004-1.i [2019-12-01 07:59:35,285 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data/a4bf9e7fa/63b98c8aa2674f2da741219282da41a1/FLAGaac34917d [2019-12-01 07:59:35,620 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/bin/ukojak/data/a4bf9e7fa/63b98c8aa2674f2da741219282da41a1 [2019-12-01 07:59:35,624 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-01 07:59:35,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-01 07:59:35,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-01 07:59:35,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-01 07:59:35,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-01 07:59:35,632 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:35,635 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69f144dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35, skipping insertion in model container [2019-12-01 07:59:35,635 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:35,643 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-01 07:59:35,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-01 07:59:35,899 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:59:35,908 INFO L203 MainTranslator]: Completed pre-run [2019-12-01 07:59:35,939 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-01 07:59:35,988 INFO L208 MainTranslator]: Completed translation [2019-12-01 07:59:35,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35 WrapperNode [2019-12-01 07:59:35,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-01 07:59:35,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-01 07:59:35,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-01 07:59:35,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-01 07:59:35,995 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,009 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,024 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-01 07:59:36,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-01 07:59:36,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-01 07:59:36,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-01 07:59:36,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,034 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,040 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... [2019-12-01 07:59:36,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-01 07:59:36,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-01 07:59:36,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-01 07:59:36,047 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-01 07:59:36,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 07:59:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e9dc1c3e-6afc-40dc-b8ab-eaa1c50f03b8/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 07:59:36,093 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_PnpStop [2019-12-01 07:59:36,094 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_PnpStop [2019-12-01 07:59:36,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-01 07:59:36,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-01 07:59:36,094 INFO L130 BoogieDeclarations]: Found specification of procedure BCSP_IoDecrement [2019-12-01 07:59:36,094 INFO L138 BoogieDeclarations]: Found implementation of procedure BCSP_IoDecrement [2019-12-01 07:59:36,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-01 07:59:36,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-12-01 07:59:36,094 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-01 07:59:36,094 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-01 07:59:36,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-01 07:59:36,095 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 07:59:36,228 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.AssertionError: already ended atomic mode at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1265) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processStatement(CfgBuilder.java:794) 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 07:59:36,231 INFO L168 Benchmark]: Toolchain (without parser) took 605.75 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -118.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-12-01 07:59:36,231 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 07:59:36,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 362.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2019-12-01 07:59:36,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.52 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-12-01 07:59:36,233 INFO L168 Benchmark]: Boogie Preprocessor took 22.24 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 07:59:36,233 INFO L168 Benchmark]: RCFGBuilder took 182.61 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: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. [2019-12-01 07:59:36,235 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 362.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -143.8 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.52 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.24 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 182.61 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.2 MB). Peak memory consumption was 18.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: AssertionError: already ended atomic mode de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: AssertionError: already ended atomic mode: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.processCallStatement(CfgBuilder.java:1265) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...