./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i -s /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a84aa5469e29083a872b08e4d089ab63ac713dd3 ...................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i -s /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a84aa5469e29083a872b08e4d089ab63ac713dd3 ........................................................................................................................................................................................................... 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 0.2.0-a4ecdab [2020-11-30 00:18:25,813 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:18:25,848 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:18:25,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:18:25,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:18:25,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:18:25,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:18:25,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:18:25,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:18:25,974 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:18:25,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:18:25,979 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:18:25,979 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:18:25,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:18:25,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:18:25,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:18:25,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:18:25,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:18:25,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:18:26,009 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:18:26,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:18:26,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:18:26,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:18:26,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:18:26,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:18:26,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:18:26,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:18:26,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:18:26,035 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:18:26,036 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:18:26,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:18:26,039 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:18:26,041 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:18:26,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:18:26,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:18:26,045 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:18:26,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:18:26,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:18:26,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:18:26,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:18:26,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:18:26,052 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 00:18:26,105 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:18:26,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:18:26,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:18:26,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:18:26,108 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:18:26,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:18:26,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:18:26,109 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:18:26,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:18:26,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:18:26,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:18:26,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:18:26,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:18:26,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:18:26,113 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:18:26,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:18:26,113 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:18:26,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:18:26,114 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:18:26,114 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:18:26,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:18:26,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:18:26,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:18:26,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:18:26,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:18:26,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:18:26,117 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:18:26,117 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:18:26,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:18:26,119 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a84aa5469e29083a872b08e4d089ab63ac713dd3 [2020-11-30 00:18:26,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:18:26,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:18:26,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:18:26,514 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:18:26,515 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:18:26,516 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i [2020-11-30 00:18:26,638 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data/5f7fe4bb8/723b89ded99f4c5e9b3b75acfbd7c472/FLAG54992f215 [2020-11-30 00:18:27,399 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:18:27,400 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i [2020-11-30 00:18:27,417 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data/5f7fe4bb8/723b89ded99f4c5e9b3b75acfbd7c472/FLAG54992f215 [2020-11-30 00:18:27,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data/5f7fe4bb8/723b89ded99f4c5e9b3b75acfbd7c472 [2020-11-30 00:18:27,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:18:27,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:18:27,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:18:27,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:18:27,688 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:18:27,689 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:18:27" (1/1) ... [2020-11-30 00:18:27,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b3f8ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:27, skipping insertion in model container [2020-11-30 00:18:27,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:18:27" (1/1) ... [2020-11-30 00:18:27,700 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:18:27,747 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:18:28,215 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:18:28,230 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:18:28,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:18:28,376 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:18:28,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28 WrapperNode [2020-11-30 00:18:28,377 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:18:28,378 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:18:28,379 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:18:28,379 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:18:28,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,431 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:18:28,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:18:28,432 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:18:28,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:18:28,442 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,447 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,447 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,461 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... [2020-11-30 00:18:28,468 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:18:28,469 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:18:28,469 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:18:28,469 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:18:28,470 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/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 [2020-11-30 00:18:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 00:18:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 00:18:28,579 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-30 00:18:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:18:28,581 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-11-30 00:18:28,582 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-11-30 00:18:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:18:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:18:28,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:18:28,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:18:28,587 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:18:29,210 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:18:29,210 INFO L298 CfgBuilder]: Removed 17 assume(true) statements. [2020-11-30 00:18:29,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:29 BoogieIcfgContainer [2020-11-30 00:18:29,212 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:18:29,213 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:18:29,213 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:18:29,225 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:18:29,225 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:29" (1/1) ... [2020-11-30 00:18:29,226 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 00:18:29,231 INFO L168 Benchmark]: Toolchain (without parser) took 1550.94 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 59.9 MB in the beginning and 88.5 MB in the end (delta: -28.5 MB). Peak memory consumption was 3.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:29,233 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 50.1 MB in the beginning and 50.0 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:18:29,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 694.35 ms. Allocated memory is still 92.3 MB. Free memory was 59.6 MB in the beginning and 50.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:29,235 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.00 ms. Allocated memory is still 92.3 MB. Free memory was 50.4 MB in the beginning and 48.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:29,236 INFO L168 Benchmark]: Boogie Preprocessor took 35.76 ms. Allocated memory is still 92.3 MB. Free memory was 48.3 MB in the beginning and 47.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:29,237 INFO L168 Benchmark]: RCFGBuilder took 743.65 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 47.0 MB in the beginning and 89.5 MB in the end (delta: -42.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:29,238 INFO L168 Benchmark]: CodeCheck took 15.54 ms. Allocated memory is still 125.8 MB. Free memory was 89.5 MB in the beginning and 88.5 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:18:29,245 INFO L339 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 0.28 ms. Allocated memory is still 92.3 MB. Free memory was 50.1 MB in the beginning and 50.0 MB in the end (delta: 38.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 694.35 ms. Allocated memory is still 92.3 MB. Free memory was 59.6 MB in the beginning and 50.4 MB in the end (delta: 9.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 53.00 ms. Allocated memory is still 92.3 MB. Free memory was 50.4 MB in the beginning and 48.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 35.76 ms. Allocated memory is still 92.3 MB. Free memory was 48.3 MB in the beginning and 47.0 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 743.65 ms. Allocated memory was 92.3 MB in the beginning and 125.8 MB in the end (delta: 33.6 MB). Free memory was 47.0 MB in the beginning and 89.5 MB in the end (delta: -42.5 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. * CodeCheck took 15.54 ms. Allocated memory is still 125.8 MB. Free memory was 89.5 MB in the beginning and 88.5 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:18:32,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:18:32,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:18:32,403 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:18:32,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:18:32,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:18:32,415 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:18:32,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:18:32,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:18:32,435 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:18:32,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:18:32,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:18:32,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:18:32,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:18:32,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:18:32,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:18:32,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:18:32,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:18:32,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:18:32,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:18:32,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:18:32,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:18:32,468 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:18:32,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:18:32,478 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:18:32,479 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:18:32,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:18:32,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:18:32,482 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:18:32,483 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:18:32,484 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:18:32,485 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:18:32,486 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:18:32,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:18:32,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:18:32,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:18:32,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:18:32,502 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:18:32,503 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:18:32,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:18:32,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:18:32,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-30 00:18:32,582 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:18:32,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:18:32,586 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:18:32,588 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:18:32,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:18:32,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:18:32,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:18:32,591 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:18:32,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:18:32,591 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:18:32,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:18:32,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:18:32,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:18:32,594 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:18:32,594 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:18:32,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:18:32,595 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:18:32,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:18:32,595 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:18:32,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:18:32,596 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:18:32,596 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:18:32,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:18:32,597 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:18:32,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:18:32,597 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:18:32,598 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:18:32,598 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:18:32,598 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 00:18:32,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:18:32,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:18:32,599 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 00:18:32,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:18:32,600 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a84aa5469e29083a872b08e4d089ab63ac713dd3 [2020-11-30 00:18:33,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:18:33,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:18:33,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:18:33,169 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:18:33,170 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:18:33,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/../../sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i [2020-11-30 00:18:33,259 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data/601ddc58e/3c4f450102eb41b985a3aa9cc44a6cca/FLAG7c5d4202c [2020-11-30 00:18:34,098 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:18:34,099 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/sv-benchmarks/c/goblint-regression/28-race_reach_22-deref_read_racefree.i [2020-11-30 00:18:34,122 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data/601ddc58e/3c4f450102eb41b985a3aa9cc44a6cca/FLAG7c5d4202c [2020-11-30 00:18:34,273 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/bin/ukojak/data/601ddc58e/3c4f450102eb41b985a3aa9cc44a6cca [2020-11-30 00:18:34,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:18:34,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:18:34,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:18:34,284 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:18:34,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:18:34,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:18:34" (1/1) ... [2020-11-30 00:18:34,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af751c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:34, skipping insertion in model container [2020-11-30 00:18:34,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:18:34" (1/1) ... [2020-11-30 00:18:34,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:18:34,381 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:18:34,928 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:18:34,960 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:18:35,037 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:18:35,154 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:18:35,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35 WrapperNode [2020-11-30 00:18:35,155 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:18:35,157 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:18:35,157 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:18:35,157 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:18:35,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,218 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,260 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:18:35,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:18:35,263 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:18:35,263 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:18:35,273 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,333 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... [2020-11-30 00:18:35,349 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:18:35,351 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:18:35,351 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:18:35,351 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:18:35,352 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:18:35" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_14d065aa-3209-4466-a9a4-07e62109d0cb/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 [2020-11-30 00:18:35,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 00:18:35,451 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-30 00:18:35,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:18:35,451 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2020-11-30 00:18:35,451 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2020-11-30 00:18:35,452 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:18:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 00:18:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 00:18:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-30 00:18:35,453 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:18:35,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:18:35,455 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:18:36,271 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:18:36,272 INFO L298 CfgBuilder]: Removed 17 assume(true) statements. [2020-11-30 00:18:36,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:36 BoogieIcfgContainer [2020-11-30 00:18:36,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:18:36,274 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:18:36,275 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:18:36,288 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:18:36,288 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:18:36" (1/1) ... [2020-11-30 00:18:36,289 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-11-30 00:18:36,299 INFO L168 Benchmark]: Toolchain (without parser) took 2014.96 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 47.8 MB in the beginning and 63.8 MB in the end (delta: -16.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:36,301 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 69.2 MB. Free memory was 50.3 MB in the beginning and 50.2 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:18:36,303 INFO L168 Benchmark]: CACSL2BoogieTranslator took 871.91 ms. Allocated memory is still 69.2 MB. Free memory was 47.5 MB in the beginning and 31.0 MB in the end (delta: 16.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:36,304 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.81 ms. Allocated memory is still 69.2 MB. Free memory was 31.0 MB in the beginning and 49.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:36,306 INFO L168 Benchmark]: Boogie Preprocessor took 87.60 ms. Allocated memory is still 69.2 MB. Free memory was 49.3 MB in the beginning and 47.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:36,307 INFO L168 Benchmark]: RCFGBuilder took 923.15 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 47.6 MB in the beginning and 64.8 MB in the end (delta: -17.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:18:36,308 INFO L168 Benchmark]: CodeCheck took 20.66 ms. Allocated memory is still 92.3 MB. Free memory was 64.8 MB in the beginning and 63.8 MB in the end (delta: 931.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:18:36,320 INFO L339 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 0.32 ms. Allocated memory is still 69.2 MB. Free memory was 50.3 MB in the beginning and 50.2 MB in the end (delta: 31.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 871.91 ms. Allocated memory is still 69.2 MB. Free memory was 47.5 MB in the beginning and 31.0 MB in the end (delta: 16.5 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 103.81 ms. Allocated memory is still 69.2 MB. Free memory was 31.0 MB in the beginning and 49.3 MB in the end (delta: -18.3 MB). Peak memory consumption was 4.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 87.60 ms. Allocated memory is still 69.2 MB. Free memory was 49.3 MB in the beginning and 47.6 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 923.15 ms. Allocated memory was 69.2 MB in the beginning and 92.3 MB in the end (delta: 23.1 MB). Free memory was 47.6 MB in the beginning and 64.8 MB in the end (delta: -17.2 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. * CodeCheck took 20.66 ms. Allocated memory is still 92.3 MB. Free memory was 64.8 MB in the beginning and 63.8 MB in the end (delta: 931.3 kB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...