./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/queue_ok.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_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/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 184097deaf27348269e5300e321c1d490b60fdd3 ............................................................................................................................................................................................................ 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_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_ok.i -s /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/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 184097deaf27348269e5300e321c1d490b60fdd3 ................................................................................................................................................................................................................. 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 [2020-11-28 04:39:01,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:01,286 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:01,339 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:01,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:01,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:01,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:01,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:01,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:01,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:01,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:01,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:01,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:01,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:01,355 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:01,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:01,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:01,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:01,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:01,364 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:01,366 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:01,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:01,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:01,376 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:01,380 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:01,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:01,381 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:01,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:01,382 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:01,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:01,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:01,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:01,386 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:01,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:01,388 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:01,395 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:01,396 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:01,397 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:01,397 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:01,398 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:01,399 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:01,400 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:39:01,436 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:01,436 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:01,438 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:01,438 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:01,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:01,439 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:01,439 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:01,439 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:01,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:39:01,440 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:01,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:01,441 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:01,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:01,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:01,442 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:01,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:01,442 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:01,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:01,443 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:01,443 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:01,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:01,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:01,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:01,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:01,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:01,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:01,444 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:39:01,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:39:01,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:01,446 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_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 184097deaf27348269e5300e321c1d490b60fdd3 [2020-11-28 04:39:01,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:01,720 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:01,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:01,724 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:01,725 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:01,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/../../sv-benchmarks/c/pthread/queue_ok.i [2020-11-28 04:39:01,811 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data/810aeb9ed/e56d9547b4df4c52aae4fc103160cb63/FLAGb461d190d [2020-11-28 04:39:02,386 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:02,387 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/sv-benchmarks/c/pthread/queue_ok.i [2020-11-28 04:39:02,416 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data/810aeb9ed/e56d9547b4df4c52aae4fc103160cb63/FLAGb461d190d [2020-11-28 04:39:02,648 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data/810aeb9ed/e56d9547b4df4c52aae4fc103160cb63 [2020-11-28 04:39:02,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:02,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:02,653 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:02,653 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:02,657 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:02,658 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:02" (1/1) ... [2020-11-28 04:39:02,660 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@559f70c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:02, skipping insertion in model container [2020-11-28 04:39:02,661 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:02" (1/1) ... [2020-11-28 04:39:02,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:02,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:03,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:03,176 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:03,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:03,495 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:03,510 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03 WrapperNode [2020-11-28 04:39:03,510 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:03,512 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:03,512 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:03,512 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:03,520 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,598 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:03,599 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:03,599 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:03,599 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:03,607 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,623 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,643 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,657 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,659 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... [2020-11-28 04:39:03,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:03,664 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:03,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:03,674 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:03,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:03" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/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 [2020-11-28 04:39:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:39:03,741 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:39:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-28 04:39:03,741 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-28 04:39:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-28 04:39:03,742 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-28 04:39:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:03,742 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-11-28 04:39:03,742 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-11-28 04:39:03,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:03,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:39:03,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:39:03,744 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:39:03,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:39:03,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:03,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:03,746 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:39:04,387 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:39:04,388 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:39:04,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:04 BoogieIcfgContainer [2020-11-28 04:39:04,389 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:39:04,390 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:39:04,390 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:39:04,407 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:39:04,407 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:04" (1/1) ... [2020-11-28 04:39:04,408 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) [2020-11-28 04:39:04,417 INFO L168 Benchmark]: Toolchain (without parser) took 1763.81 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 65.7 MB in the beginning and 100.1 MB in the end (delta: -34.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:04,418 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 75.5 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:04,418 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.64 ms. Allocated memory is still 98.6 MB. Free memory was 65.5 MB in the beginning and 72.3 MB in the end (delta: -6.8 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:04,419 INFO L168 Benchmark]: Boogie Procedure Inliner took 85.91 ms. Allocated memory is still 98.6 MB. Free memory was 72.3 MB in the beginning and 69.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:04,420 INFO L168 Benchmark]: Boogie Preprocessor took 64.89 ms. Allocated memory is still 98.6 MB. Free memory was 69.2 MB in the beginning and 67.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:04,421 INFO L168 Benchmark]: RCFGBuilder took 724.96 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 67.1 MB in the beginning and 101.3 MB in the end (delta: -34.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:04,422 INFO L168 Benchmark]: CodeCheck took 24.75 ms. Allocated memory is still 132.1 MB. Free memory was 101.3 MB in the beginning and 100.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:04,437 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 0.23 ms. Allocated memory is still 75.5 MB. Free memory was 36.2 MB in the beginning and 36.1 MB in the end (delta: 32.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 857.64 ms. Allocated memory is still 98.6 MB. Free memory was 65.5 MB in the beginning and 72.3 MB in the end (delta: -6.8 MB). Peak memory consumption was 35.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 85.91 ms. Allocated memory is still 98.6 MB. Free memory was 72.3 MB in the beginning and 69.2 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 64.89 ms. Allocated memory is still 98.6 MB. Free memory was 69.2 MB in the beginning and 67.7 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 724.96 ms. Allocated memory was 98.6 MB in the beginning and 132.1 MB in the end (delta: 33.6 MB). Free memory was 67.1 MB in the beginning and 101.3 MB in the end (delta: -34.2 MB). Peak memory consumption was 35.8 MB. Max. memory is 16.1 GB. * CodeCheck took 24.75 ms. Allocated memory is still 132.1 MB. Free memory was 101.3 MB in the beginning and 100.1 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. 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 [2020-11-28 04:39:06,742 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:39:06,745 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:39:06,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:39:06,794 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:39:06,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:39:06,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:39:06,805 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:39:06,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:39:06,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:39:06,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:39:06,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:39:06,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:39:06,840 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:39:06,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:39:06,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:39:06,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:39:06,850 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:39:06,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:39:06,860 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:39:06,862 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:39:06,863 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:39:06,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:39:06,867 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:39:06,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:39:06,875 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:39:06,876 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:39:06,878 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:39:06,878 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:39:06,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:39:06,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:39:06,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:39:06,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:39:06,883 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:39:06,884 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:39:06,884 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:39:06,885 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:39:06,885 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:39:06,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:39:06,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:39:06,888 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:39:06,889 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:39:06,930 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:39:06,931 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:39:06,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:39:06,933 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:39:06,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:39:06,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:39:06,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:39:06,935 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:39:06,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:39:06,935 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:39:06,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:39:06,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:39:06,937 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:39:06,937 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:39:06,937 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:39:06,937 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:39:06,938 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:39:06,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:39:06,938 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:39:06,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:39:06,938 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:39:06,939 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:39:06,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:39:06,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:39:06,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:39:06,940 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:39:06,940 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:39:06,940 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:39:06,940 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:39:06,940 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:39:06,941 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:39:06,941 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:39:06,941 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:39:06,942 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_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 184097deaf27348269e5300e321c1d490b60fdd3 [2020-11-28 04:39:07,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:39:07,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:39:07,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:39:07,361 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:39:07,362 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:39:07,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/../../sv-benchmarks/c/pthread/queue_ok.i [2020-11-28 04:39:07,424 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data/828779fa1/2d4bd64eae1d4675bb907576cc7d7007/FLAGd15df3fb4 [2020-11-28 04:39:07,991 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:39:07,991 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/sv-benchmarks/c/pthread/queue_ok.i [2020-11-28 04:39:08,014 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data/828779fa1/2d4bd64eae1d4675bb907576cc7d7007/FLAGd15df3fb4 [2020-11-28 04:39:08,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/bin/ukojak/data/828779fa1/2d4bd64eae1d4675bb907576cc7d7007 [2020-11-28 04:39:08,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:39:08,274 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:39:08,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:08,276 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:39:08,279 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:39:08,280 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:08" (1/1) ... [2020-11-28 04:39:08,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e6df80d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:08, skipping insertion in model container [2020-11-28 04:39:08,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:39:08" (1/1) ... [2020-11-28 04:39:08,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:39:08,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:39:08,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:08,874 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:39:08,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:39:09,139 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:39:09,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09 WrapperNode [2020-11-28 04:39:09,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:39:09,143 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:09,143 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:39:09,144 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:39:09,150 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,239 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:39:09,240 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:39:09,240 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:39:09,240 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:39:09,249 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,283 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... [2020-11-28 04:39:09,296 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:39:09,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:39:09,297 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:39:09,297 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:39:09,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:39:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_9dbd4e23-8fc6-4a4c-95ae-24db5c2dcf25/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 [2020-11-28 04:39:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:39:09,366 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:39:09,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:39:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-11-28 04:39:09,367 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-11-28 04:39:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-11-28 04:39:09,367 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-11-28 04:39:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:39:09,367 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2020-11-28 04:39:09,367 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2020-11-28 04:39:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:39:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:39:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:39:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-11-28 04:39:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2020-11-28 04:39:09,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:39:09,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:39:09,370 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:39:10,207 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:39:10,208 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:39:10,210 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:10 BoogieIcfgContainer [2020-11-28 04:39:10,210 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:39:10,211 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:39:10,211 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:39:10,221 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:39:10,221 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:39:10" (1/1) ... [2020-11-28 04:39:10,221 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) [2020-11-28 04:39:10,234 INFO L168 Benchmark]: Toolchain (without parser) took 1957.83 ms. Allocated memory was 54.5 MB in the beginning and 86.0 MB in the end (delta: 31.5 MB). Free memory was 30.8 MB in the beginning and 63.5 MB in the end (delta: -32.7 MB). Peak memory consumption was 21.4 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:10,234 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 31.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:39:10,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 866.13 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.7 MB in the beginning and 34.4 MB in the end (delta: -3.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:10,237 INFO L168 Benchmark]: Boogie Procedure Inliner took 96.40 ms. Allocated memory is still 69.2 MB. Free memory was 34.4 MB in the beginning and 31.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:10,237 INFO L168 Benchmark]: Boogie Preprocessor took 55.81 ms. Allocated memory is still 69.2 MB. Free memory was 31.7 MB in the beginning and 47.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:10,238 INFO L168 Benchmark]: RCFGBuilder took 913.65 ms. Allocated memory is still 69.2 MB. Free memory was 47.9 MB in the beginning and 27.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:10,239 INFO L168 Benchmark]: CodeCheck took 20.70 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 27.3 MB in the beginning and 63.5 MB in the end (delta: -36.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-28 04:39:10,243 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 0.22 ms. Allocated memory is still 54.5 MB. Free memory was 36.2 MB in the beginning and 36.2 MB in the end (delta: 31.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 866.13 ms. Allocated memory was 54.5 MB in the beginning and 69.2 MB in the end (delta: 14.7 MB). Free memory was 30.7 MB in the beginning and 34.4 MB in the end (delta: -3.7 MB). Peak memory consumption was 19.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 96.40 ms. Allocated memory is still 69.2 MB. Free memory was 34.4 MB in the beginning and 31.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 55.81 ms. Allocated memory is still 69.2 MB. Free memory was 31.7 MB in the beginning and 47.9 MB in the end (delta: -16.2 MB). Peak memory consumption was 2.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 913.65 ms. Allocated memory is still 69.2 MB. Free memory was 47.9 MB in the beginning and 27.7 MB in the end (delta: 20.2 MB). Peak memory consumption was 22.3 MB. Max. memory is 16.1 GB. * CodeCheck took 20.70 ms. Allocated memory was 69.2 MB in the beginning and 86.0 MB in the end (delta: 16.8 MB). Free memory was 27.3 MB in the beginning and 63.5 MB in the end (delta: -36.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...