./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN --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 9d7936e5b6ec9509cab6289f8b3da6dd07c923c681ccf9d629892aaea9fa54f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:52:33,252 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:52:33,254 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:52:33,294 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:52:33,294 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:52:33,296 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:52:33,298 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:52:33,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:52:33,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:52:33,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:52:33,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:52:33,308 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:52:33,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:52:33,310 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:52:33,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:52:33,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:52:33,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:52:33,330 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:52:33,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:52:33,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:52:33,351 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:52:33,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:52:33,355 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:52:33,356 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:52:33,360 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:52:33,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:52:33,364 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:52:33,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:52:33,367 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:52:33,368 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:52:33,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:52:33,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:52:33,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:52:33,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:52:33,378 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:52:33,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:52:33,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:52:33,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:52:33,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:52:33,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:52:33,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:52:33,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:52:33,441 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:52:33,441 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:52:33,442 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:52:33,443 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:52:33,443 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:52:33,444 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:52:33,444 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:52:33,444 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:52:33,445 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:52:33,445 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:52:33,445 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:52:33,446 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:52:33,446 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:52:33,446 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:52:33,446 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:52:33,447 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:52:33,447 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:52:33,447 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:52:33,447 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:52:33,448 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:52:33,448 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:52:33,448 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:52:33,449 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:52:33,449 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:52:33,449 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:52:33,449 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:52:33,450 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:52:33,450 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:52:33,450 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_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d7936e5b6ec9509cab6289f8b3da6dd07c923c681ccf9d629892aaea9fa54f9 [2021-11-21 05:52:33,764 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:52:33,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:52:33,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:52:33,802 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:52:33,804 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:52:33,806 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i [2021-11-21 05:52:33,911 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data/a825c4b29/56bd112021d8454884c234e5c552e295/FLAGa4c8d9e89 [2021-11-21 05:52:34,557 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:52:34,558 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i [2021-11-21 05:52:34,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data/a825c4b29/56bd112021d8454884c234e5c552e295/FLAGa4c8d9e89 [2021-11-21 05:52:34,843 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data/a825c4b29/56bd112021d8454884c234e5c552e295 [2021-11-21 05:52:34,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:52:34,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:52:34,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:52:34,850 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:52:34,853 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:52:34,855 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:52:34" (1/1) ... [2021-11-21 05:52:34,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d38f29c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:34, skipping insertion in model container [2021-11-21 05:52:34,856 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:52:34" (1/1) ... [2021-11-21 05:52:34,866 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:52:34,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:52:35,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i[30035,30048] [2021-11-21 05:52:35,351 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:52:35,360 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:52:35,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i[30035,30048] [2021-11-21 05:52:35,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:52:35,449 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:52:35,449 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35 WrapperNode [2021-11-21 05:52:35,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:52:35,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:52:35,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:52:35,451 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:52:35,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,520 INFO L137 Inliner]: procedures = 170, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2021-11-21 05:52:35,520 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:52:35,521 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:52:35,521 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:52:35,521 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:52:35,531 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,534 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,535 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:52:35,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:52:35,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:52:35,552 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:52:35,563 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:35" (1/1) ... [2021-11-21 05:52:35,577 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:52:35,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:52:35,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:52:35,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:52:35,685 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-21 05:52:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-21 05:52:35,685 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-21 05:52:35,689 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-21 05:52:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:52:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:52:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:52:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:52:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:52:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:52:35,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:52:35,692 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 05:52:35,849 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:52:35,851 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:52:36,006 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:52:36,015 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:52:36,015 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 05:52:36,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:52:36 BoogieIcfgContainer [2021-11-21 05:52:36,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:52:36,018 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:52:36,019 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:52:36,030 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:52:36,031 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:52:36" (1/1) ... [2021-11-21 05:52:36,032 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-21 05:52:36,037 INFO L158 Benchmark]: Toolchain (without parser) took 1188.17ms. Allocated memory is still 98.6MB. Free memory was 61.9MB in the beginning and 49.9MB in the end (delta: 12.1MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2021-11-21 05:52:36,037 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 70.8MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:52:36,039 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.69ms. Allocated memory is still 98.6MB. Free memory was 61.8MB in the beginning and 65.8MB in the end (delta: -4.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 05:52:36,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.72ms. Allocated memory is still 98.6MB. Free memory was 65.8MB in the beginning and 63.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:52:36,041 INFO L158 Benchmark]: Boogie Preprocessor took 29.34ms. Allocated memory is still 98.6MB. Free memory was 63.6MB in the beginning and 62.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:52:36,041 INFO L158 Benchmark]: RCFGBuilder took 466.46ms. Allocated memory is still 98.6MB. Free memory was 62.5MB in the beginning and 51.2MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 05:52:36,042 INFO L158 Benchmark]: CodeCheck took 16.33ms. Allocated memory is still 98.6MB. Free memory was 51.2MB in the beginning and 49.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:52:36,048 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 98.6MB. Free memory was 70.9MB in the beginning and 70.8MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 600.69ms. Allocated memory is still 98.6MB. Free memory was 61.8MB in the beginning and 65.8MB in the end (delta: -4.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.72ms. Allocated memory is still 98.6MB. Free memory was 65.8MB in the beginning and 63.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.34ms. Allocated memory is still 98.6MB. Free memory was 63.6MB in the beginning and 62.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 466.46ms. Allocated memory is still 98.6MB. Free memory was 62.5MB in the beginning and 51.2MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 16.33ms. Allocated memory is still 98.6MB. Free memory was 51.2MB in the beginning and 49.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:52:36,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN --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 9d7936e5b6ec9509cab6289f8b3da6dd07c923c681ccf9d629892aaea9fa54f9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:52:38,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:52:38,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:52:39,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:52:39,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:52:39,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:52:39,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:52:39,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:52:39,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:52:39,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:52:39,018 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:52:39,020 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:52:39,021 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:52:39,023 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:52:39,025 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:52:39,026 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:52:39,028 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:52:39,029 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:52:39,044 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:52:39,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:52:39,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:52:39,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:52:39,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:52:39,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:52:39,069 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:52:39,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:52:39,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:52:39,076 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:52:39,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:52:39,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:52:39,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:52:39,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:52:39,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:52:39,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:52:39,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:52:39,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:52:39,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:52:39,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:52:39,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:52:39,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:52:39,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:52:39,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 05:52:39,139 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:52:39,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:52:39,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:52:39,144 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:52:39,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:52:39,146 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:52:39,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:52:39,148 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:52:39,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:52:39,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:52:39,150 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:52:39,150 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:52:39,150 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:52:39,150 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 05:52:39,151 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 05:52:39,151 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 05:52:39,151 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:52:39,151 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:52:39,152 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:52:39,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:52:39,152 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:52:39,153 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:52:39,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:52:39,153 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:52:39,153 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:52:39,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:52:39,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:52:39,154 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 05:52:39,154 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 05:52:39,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:52:39,155 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 05:52:39,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 05:52:39,156 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_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d7936e5b6ec9509cab6289f8b3da6dd07c923c681ccf9d629892aaea9fa54f9 [2021-11-21 05:52:39,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:52:39,646 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:52:39,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:52:39,652 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:52:39,653 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:52:39,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i [2021-11-21 05:52:39,744 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data/7a4d7b167/b22e152fa42541e181cd9f245c435e43/FLAG5df36e938 [2021-11-21 05:52:40,545 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:52:40,546 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i [2021-11-21 05:52:40,576 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data/7a4d7b167/b22e152fa42541e181cd9f245c435e43/FLAG5df36e938 [2021-11-21 05:52:40,776 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/data/7a4d7b167/b22e152fa42541e181cd9f245c435e43 [2021-11-21 05:52:40,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:52:40,780 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:52:40,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:52:40,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:52:40,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:52:40,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:52:40" (1/1) ... [2021-11-21 05:52:40,787 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bf55bcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:40, skipping insertion in model container [2021-11-21 05:52:40,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:52:40" (1/1) ... [2021-11-21 05:52:40,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:52:40,848 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:52:41,294 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i[30035,30048] [2021-11-21 05:52:41,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:52:41,353 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:52:41,421 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i[30035,30048] [2021-11-21 05:52:41,432 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:52:41,495 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:52:41,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41 WrapperNode [2021-11-21 05:52:41,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:52:41,498 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:52:41,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:52:41,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:52:41,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,571 INFO L137 Inliner]: procedures = 173, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2021-11-21 05:52:41,571 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:52:41,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:52:41,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:52:41,572 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:52:41,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,588 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,598 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:52:41,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:52:41,630 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:52:41,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:52:41,635 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:52:41" (1/1) ... [2021-11-21 05:52:41,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:52:41,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:52:41,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:52:41,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:52:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-21 05:52:41,745 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-21 05:52:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-21 05:52:41,746 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-21 05:52:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:52:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:52:41,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:52:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-21 05:52:41,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 05:52:41,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:52:41,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:52:41,751 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-21 05:52:41,918 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:52:41,921 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:52:42,160 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:52:42,170 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:52:42,170 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 05:52:42,173 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:52:42 BoogieIcfgContainer [2021-11-21 05:52:42,173 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:52:42,174 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:52:42,175 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:52:42,186 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:52:42,187 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:52:42" (1/1) ... [2021-11-21 05:52:42,190 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-21 05:52:42,209 INFO L158 Benchmark]: Toolchain (without parser) took 1427.77ms. Allocated memory is still 67.1MB. Free memory was 46.3MB in the beginning and 42.6MB in the end (delta: 3.6MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2021-11-21 05:52:42,210 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:52:42,211 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.99ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 39.8MB in the end (delta: 6.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 05:52:42,212 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.53ms. Allocated memory is still 67.1MB. Free memory was 39.8MB in the beginning and 37.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 05:52:42,213 INFO L158 Benchmark]: Boogie Preprocessor took 56.76ms. Allocated memory is still 67.1MB. Free memory was 37.7MB in the beginning and 36.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:52:42,214 INFO L158 Benchmark]: RCFGBuilder took 543.55ms. Allocated memory is still 67.1MB. Free memory was 36.1MB in the beginning and 43.6MB in the end (delta: -7.5MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2021-11-21 05:52:42,215 INFO L158 Benchmark]: CodeCheck took 32.21ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 42.6MB in the end (delta: 996.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:52:42,220 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory was 47.7MB in the beginning and 47.6MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.99ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 39.8MB in the end (delta: 6.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.53ms. Allocated memory is still 67.1MB. Free memory was 39.8MB in the beginning and 37.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.76ms. Allocated memory is still 67.1MB. Free memory was 37.7MB in the beginning and 36.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 543.55ms. Allocated memory is still 67.1MB. Free memory was 36.1MB in the beginning and 43.6MB in the end (delta: -7.5MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * CodeCheck took 32.21ms. Allocated memory is still 67.1MB. Free memory was 43.6MB in the beginning and 42.6MB in the end (delta: 996.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:52:42,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0198f575-5aa7-4b8d-96b7-f911c09f1b91/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported