./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.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_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/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 219d6b9593945d8bc2315cfe0cf7d7af877793ba ................................................................................................................................................................................................ 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_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/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 219d6b9593945d8bc2315cfe0cf7d7af877793ba .................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:38:04,991 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:38:04,992 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:38:05,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:38:05,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:38:05,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:38:05,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:38:05,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:38:05,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:38:05,026 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:38:05,027 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:38:05,029 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:38:05,029 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:38:05,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:38:05,032 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:38:05,033 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:38:05,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:38:05,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:38:05,036 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:38:05,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:38:05,043 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:38:05,046 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:38:05,048 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:38:05,048 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:38:05,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:38:05,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:38:05,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:38:05,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:38:05,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:38:05,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:38:05,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:38:05,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:38:05,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:38:05,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:38:05,057 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:38:05,058 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:38:05,058 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:38:05,059 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:38:05,059 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:38:05,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:38:05,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:38:05,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:38:05,086 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:38:05,092 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:38:05,093 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:38:05,093 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:38:05,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:38:05,094 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:38:05,094 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:38:05,095 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:38:05,095 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:38:05,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:38:05,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:38:05,098 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:38:05,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:38:05,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:38:05,098 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:38:05,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:38:05,099 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:38:05,099 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:38:05,099 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:38:05,100 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:38:05,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:38:05,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:38:05,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:38:05,102 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:38:05,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:38:05,102 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:38:05,103 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:38:05,103 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:38:05,103 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:38:05,103 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_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/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 -> 219d6b9593945d8bc2315cfe0cf7d7af877793ba [2019-11-26 02:38:05,257 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:38:05,268 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:38:05,271 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:38:05,272 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:38:05,272 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:38:05,273 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-11-26 02:38:05,320 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data/9442c1831/de3233d0c62b40048a9bf82610957193/FLAG054fefc1c [2019-11-26 02:38:05,809 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:38:05,810 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-11-26 02:38:05,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data/9442c1831/de3233d0c62b40048a9bf82610957193/FLAG054fefc1c [2019-11-26 02:38:06,341 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data/9442c1831/de3233d0c62b40048a9bf82610957193 [2019-11-26 02:38:06,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:38:06,344 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:38:06,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:38:06,347 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:38:06,350 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:38:06,350 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@129bceb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06, skipping insertion in model container [2019-11-26 02:38:06,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:38:06,403 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:38:06,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:38:06,787 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:38:06,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:38:06,898 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:38:06,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06 WrapperNode [2019-11-26 02:38:06,899 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:38:06,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:38:06,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:38:06,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:38:06,910 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,943 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:38:06,943 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:38:06,944 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:38:06,944 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:38:06,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,961 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,966 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... [2019-11-26 02:38:06,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:38:06,972 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:38:06,972 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:38:06,972 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:38:06,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:06" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/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 [2019-11-26 02:38:07,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-26 02:38:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-26 02:38:07,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-26 02:38:07,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-26 02:38:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:38:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:38:07,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:38:07,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:38:07,037 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 02:38:07,184 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-11-26 02:38:07,315 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-11-26 02:38:07,437 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:38:07,437 INFO L284 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-26 02:38:07,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:07 BoogieIcfgContainer [2019-11-26 02:38:07,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:38:07,438 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:38:07,439 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:38:07,449 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:38:07,454 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:07" (1/1) ... [2019-11-26 02:38:07,455 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 02:38:07,459 INFO L168 Benchmark]: Toolchain (without parser) took 1114.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -148.1 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:07,461 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:38:07,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 552.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -181.5 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:07,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.94 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 02:38:07,464 INFO L168 Benchmark]: Boogie Preprocessor took 27.91 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 02:38:07,464 INFO L168 Benchmark]: RCFGBuilder took 466.47 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:07,465 INFO L168 Benchmark]: CodeCheck took 19.19 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 02:38:07,468 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * 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 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 552.10 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 938.1 MB in the beginning and 1.1 GB in the end (delta: -181.5 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 43.94 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 27.91 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 466.47 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: 33.3 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * CodeCheck took 19.19 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. 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 02:38:09,384 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:38:09,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:38:09,401 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:38:09,402 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:38:09,403 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:38:09,405 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:38:09,417 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:38:09,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:38:09,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:38:09,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:38:09,424 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:38:09,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:38:09,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:38:09,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:38:09,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:38:09,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:38:09,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:38:09,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:38:09,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:38:09,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:38:09,450 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:38:09,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:38:09,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:38:09,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:38:09,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:38:09,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:38:09,460 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:38:09,460 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:38:09,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:38:09,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:38:09,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:38:09,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:38:09,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:38:09,465 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:38:09,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:38:09,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:38:09,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:38:09,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:38:09,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:38:09,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:38:09,471 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-26 02:38:09,488 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:38:09,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:38:09,489 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:38:09,489 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:38:09,490 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:38:09,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:38:09,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:38:09,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:38:09,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:38:09,491 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:38:09,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:38:09,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:38:09,492 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:38:09,492 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-26 02:38:09,492 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 02:38:09,493 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 02:38:09,493 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:38:09,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:38:09,493 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:38:09,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:38:09,494 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:38:09,494 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:38:09,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:38:09,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:38:09,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:38:09,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:38:09,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:38:09,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:38:09,496 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-26 02:38:09,496 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 02:38:09,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:38:09,497 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-26 02:38:09,497 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 02:38:09,497 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_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/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 -> 219d6b9593945d8bc2315cfe0cf7d7af877793ba [2019-11-26 02:38:09,744 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:38:09,753 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:38:09,756 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:38:09,757 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:38:09,758 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:38:09,758 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-11-26 02:38:09,819 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data/ca5283a02/4dc67e954e784030a8ab690fd927e81e/FLAGd62fcb366 [2019-11-26 02:38:10,275 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:38:10,276 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-11-26 02:38:10,294 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data/ca5283a02/4dc67e954e784030a8ab690fd927e81e/FLAGd62fcb366 [2019-11-26 02:38:10,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/bin/ukojak/data/ca5283a02/4dc67e954e784030a8ab690fd927e81e [2019-11-26 02:38:10,574 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:38:10,577 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:38:10,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:38:10,578 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:38:10,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:38:10,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:38:10" (1/1) ... [2019-11-26 02:38:10,584 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d32ce18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:10, skipping insertion in model container [2019-11-26 02:38:10,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:38:10" (1/1) ... [2019-11-26 02:38:10,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:38:10,641 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:38:10,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:38:11,034 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:38:11,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:38:11,181 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:38:11,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11 WrapperNode [2019-11-26 02:38:11,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:38:11,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:38:11,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:38:11,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:38:11,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,212 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,232 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:38:11,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:38:11,233 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:38:11,233 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:38:11,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,246 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,259 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,262 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:38:11,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:38:11,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:38:11,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:38:11,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:38:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_89c2ebdb-f521-4f47-af13-4b6ac1f2e3fd/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 [2019-11-26 02:38:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-26 02:38:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-26 02:38:11,327 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-26 02:38:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:38:11,327 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-26 02:38:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-26 02:38:11,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:38:11,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:38:11,330 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 02:38:11,490 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-11-26 02:38:11,604 INFO L1493 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-11-26 02:38:11,697 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:38:11,698 INFO L284 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-26 02:38:11,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:11 BoogieIcfgContainer [2019-11-26 02:38:11,699 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:38:11,699 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:38:11,699 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:38:11,715 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:38:11,715 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:38:11" (1/1) ... [2019-11-26 02:38:11,716 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 02:38:11,720 INFO L168 Benchmark]: Toolchain (without parser) took 1142.59 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -159.7 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:11,720 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. [2019-11-26 02:38:11,721 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:11,722 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.04 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:11,722 INFO L168 Benchmark]: Boogie Preprocessor took 33.50 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:11,723 INFO L168 Benchmark]: RCFGBuilder took 432.44 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. [2019-11-26 02:38:11,723 INFO L168 Benchmark]: CodeCheck took 18.87 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 02:38:11,726 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * 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 606.17 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 949.7 MB in the beginning and 1.1 GB in the end (delta: -192.8 MB). Peak memory consumption was 21.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.04 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: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.50 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: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 432.44 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: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 11.5 GB. * CodeCheck took 18.87 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. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...