./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/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_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/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_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/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_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/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 0.1.24-678e011 [2019-11-20 03:48:42,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:48:42,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:48:42,847 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:48:42,848 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:48:42,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:48:42,850 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:48:42,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:48:42,863 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:48:42,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:48:42,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:48:42,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:48:42,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:48:42,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:48:42,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:48:42,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:48:42,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:48:42,872 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:48:42,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:48:42,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:48:42,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:48:42,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:48:42,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:48:42,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:48:42,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:48:42,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:48:42,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:48:42,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:48:42,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:48:42,884 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:48:42,884 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:48:42,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:48:42,885 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:48:42,886 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:48:42,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:48:42,887 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:48:42,887 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:48:42,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:48:42,888 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:48:42,888 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:48:42,889 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:48:42,890 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-20 03:48:42,901 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:48:42,902 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:48:42,902 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:48:42,902 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:48:42,903 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:48:42,903 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:48:42,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:48:42,904 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:48:42,904 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 03:48:42,904 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:48:42,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:48:42,904 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:48:42,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:48:42,905 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:48:42,905 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:48:42,905 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:48:42,905 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:48:42,905 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:48:42,905 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:48:42,906 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:48:42,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:48:42,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:48:42,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:48:42,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:48:42,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:48:42,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:48:42,907 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-20 03:48:42,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 03:48:42,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:48:42,907 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_8a7c429e-26b1-4da4-90cf-c89a2754c39a/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 [2019-11-20 03:48:43,044 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:48:43,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:48:43,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:48:43,058 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:48:43,059 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:48:43,059 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-11-20 03:48:43,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data/5602653fa/901f75213f374c0bbd72cdd9d20c7d2c/FLAG560f5c931 [2019-11-20 03:48:43,612 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:48:43,616 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-11-20 03:48:43,630 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data/5602653fa/901f75213f374c0bbd72cdd9d20c7d2c/FLAG560f5c931 [2019-11-20 03:48:44,078 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data/5602653fa/901f75213f374c0bbd72cdd9d20c7d2c [2019-11-20 03:48:44,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:48:44,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:48:44,082 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:48:44,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:48:44,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:48:44,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,089 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5634af63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44, skipping insertion in model container [2019-11-20 03:48:44,089 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,096 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:48:44,146 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:48:44,541 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:48:44,556 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:48:44,603 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:48:44,680 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:48:44,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44 WrapperNode [2019-11-20 03:48:44,681 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:48:44,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:48:44,681 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:48:44,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:48:44,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,740 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:48:44,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:48:44,741 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:48:44,741 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:48:44,750 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,753 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,759 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... [2019-11-20 03:48:44,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:48:44,769 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:48:44,769 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:48:44,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:48:44,771 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:44" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/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 [2019-11-20 03:48:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 03:48:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-20 03:48:44,835 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-20 03:48:44,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 03:48:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:48:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 03:48:44,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:48:44,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:48:44,838 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 03:48:44,985 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-11-20 03:48:45,100 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-11-20 03:48:45,186 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:48:45,186 INFO L285 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-20 03:48:45,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:48:45 BoogieIcfgContainer [2019-11-20 03:48:45,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:48:45,189 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:48:45,189 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:48:45,198 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:48:45,198 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:48:45" (1/1) ... [2019-11-20 03:48:45,199 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) [2019-11-20 03:48:45,202 INFO L168 Benchmark]: Toolchain (without parser) took 1120.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -165.7 MB). Peak memory consumption was 8.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:45,203 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 03:48:45,204 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:45,204 INFO L168 Benchmark]: Boogie Procedure Inliner took 59.13 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. [2019-11-20 03:48:45,204 INFO L168 Benchmark]: Boogie Preprocessor took 28.44 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. [2019-11-20 03:48:45,205 INFO L168 Benchmark]: RCFGBuilder took 419.39 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: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:45,205 INFO L168 Benchmark]: CodeCheck took 11.71 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. [2019-11-20 03:48:45,208 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 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 598.58 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -199.2 MB). Peak memory consumption was 17.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 59.13 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 28.44 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 419.39 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: 33.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. * CodeCheck took 11.71 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 0.1.24-678e011 [2019-11-20 03:48:47,159 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 03:48:47,163 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 03:48:47,179 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 03:48:47,179 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 03:48:47,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 03:48:47,183 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 03:48:47,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 03:48:47,195 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 03:48:47,198 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 03:48:47,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 03:48:47,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 03:48:47,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 03:48:47,202 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 03:48:47,203 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 03:48:47,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 03:48:47,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 03:48:47,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 03:48:47,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 03:48:47,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 03:48:47,215 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 03:48:47,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 03:48:47,220 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 03:48:47,221 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 03:48:47,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 03:48:47,225 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 03:48:47,225 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 03:48:47,227 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 03:48:47,227 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 03:48:47,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 03:48:47,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 03:48:47,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 03:48:47,230 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 03:48:47,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 03:48:47,231 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 03:48:47,232 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 03:48:47,232 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 03:48:47,233 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 03:48:47,233 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 03:48:47,234 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 03:48:47,235 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 03:48:47,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2019-11-20 03:48:47,249 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 03:48:47,249 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 03:48:47,249 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-20 03:48:47,250 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-20 03:48:47,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 03:48:47,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 03:48:47,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 03:48:47,251 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 03:48:47,251 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 03:48:47,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 03:48:47,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 03:48:47,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 03:48:47,252 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 03:48:47,252 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 03:48:47,252 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 03:48:47,252 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 03:48:47,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 03:48:47,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 03:48:47,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 03:48:47,253 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-20 03:48:47,253 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-20 03:48:47,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 03:48:47,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 03:48:47,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-20 03:48:47,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 03:48:47,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 03:48:47,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 03:48:47,255 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-11-20 03:48:47,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 03:48:47,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 03:48:47,256 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2019-11-20 03:48:47,256 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 03:48:47,256 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_8a7c429e-26b1-4da4-90cf-c89a2754c39a/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 [2019-11-20 03:48:47,516 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 03:48:47,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 03:48:47,529 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 03:48:47,530 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 03:48:47,531 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 03:48:47,531 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-11-20 03:48:47,592 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data/7183a72ec/852f39f5007b466a872e5677d5b9a48e/FLAG310ee8f31 [2019-11-20 03:48:48,082 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 03:48:48,082 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2019-11-20 03:48:48,097 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data/7183a72ec/852f39f5007b466a872e5677d5b9a48e/FLAG310ee8f31 [2019-11-20 03:48:48,443 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/bin/ukojak/data/7183a72ec/852f39f5007b466a872e5677d5b9a48e [2019-11-20 03:48:48,446 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 03:48:48,447 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 03:48:48,450 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 03:48:48,450 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 03:48:48,453 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 03:48:48,454 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:48:48" (1/1) ... [2019-11-20 03:48:48,457 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc00b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:48, skipping insertion in model container [2019-11-20 03:48:48,457 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 03:48:48" (1/1) ... [2019-11-20 03:48:48,464 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 03:48:48,517 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 03:48:48,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:48:48,975 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 03:48:49,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 03:48:49,098 INFO L192 MainTranslator]: Completed translation [2019-11-20 03:48:49,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49 WrapperNode [2019-11-20 03:48:49,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 03:48:49,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 03:48:49,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 03:48:49,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 03:48:49,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 03:48:49,158 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 03:48:49,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 03:48:49,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 03:48:49,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,176 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,187 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 03:48:49,195 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 03:48:49,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 03:48:49,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 03:48:49,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 03:48:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_8a7c429e-26b1-4da4-90cf-c89a2754c39a/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 [2019-11-20 03:48:49,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 03:48:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2019-11-20 03:48:49,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2019-11-20 03:48:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 03:48:49,257 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 03:48:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 03:48:49,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 03:48:49,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 03:48:49,260 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-11-20 03:48:49,380 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-11-20 03:48:49,528 INFO L1494 $ProcedureCfgBuilder]: dropping label inside atomic statement: __VERIFIER_atomic_fetch_and_inc_returnLabel [2019-11-20 03:48:49,612 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 03:48:49,612 INFO L285 CfgBuilder]: Removed 11 assume(true) statements. [2019-11-20 03:48:49,613 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:48:49 BoogieIcfgContainer [2019-11-20 03:48:49,613 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 03:48:49,613 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-20 03:48:49,614 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-20 03:48:49,623 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-20 03:48:49,624 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 03:48:49" (1/1) ... [2019-11-20 03:48:49,625 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) [2019-11-20 03:48:49,629 INFO L168 Benchmark]: Toolchain (without parser) took 1181.18 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -143.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:49,630 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. [2019-11-20 03:48:49,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 649.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -173.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:49,631 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.28 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. [2019-11-20 03:48:49,631 INFO L168 Benchmark]: Boogie Preprocessor took 36.69 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. [2019-11-20 03:48:49,632 INFO L168 Benchmark]: RCFGBuilder took 418.20 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: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. [2019-11-20 03:48:49,632 INFO L168 Benchmark]: CodeCheck took 13.67 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. [2019-11-20 03:48:49,644 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 649.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 951.1 MB in the beginning and 1.1 GB in the end (delta: -173.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 58.28 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 36.69 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 418.20 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: 30.3 MB). Peak memory consumption was 30.3 MB. Max. memory is 11.5 GB. * CodeCheck took 13.67 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...