./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/triangular-longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 81809963fcaff21fd6241cde97e522447f695a8b323a0a16c5a31b7f82b0f683 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:32,341 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:32,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:09:32,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:09:32,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:09:32,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:32,466 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:32,467 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:32,469 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:32,473 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:32,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:32,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:32,476 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:32,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:09:32,477 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:32,478 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:32,478 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:32,479 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:32,479 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:32,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:32,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:32,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:32,481 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:32,481 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:32,481 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:32,482 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:32,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:32,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:32,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:32,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:32,485 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:09:32,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:09:32,485 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:32,486 INFO L153 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_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81809963fcaff21fd6241cde97e522447f695a8b323a0a16c5a31b7f82b0f683 [2023-11-19 03:09:32,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:32,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:32,764 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:32,766 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:32,766 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:32,768 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/triangular-longest-1.i [2023-11-19 03:09:35,960 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:36,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:36,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/sv-benchmarks/c/pthread/triangular-longest-1.i [2023-11-19 03:09:36,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/data/4e0b9816c/fc5dfda33b83438fb336c449a1782ad6/FLAG9c1c97b9f [2023-11-19 03:09:36,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/data/4e0b9816c/fc5dfda33b83438fb336c449a1782ad6 [2023-11-19 03:09:36,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:36,369 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:36,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:36,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:36,381 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:36,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:36" (1/1) ... [2023-11-19 03:09:36,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25fc1909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:36, skipping insertion in model container [2023-11-19 03:09:36,385 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:36" (1/1) ... [2023-11-19 03:09:36,451 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:36,866 WARN L240 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_1315b1ce-b18e-4493-b9a8-b1307f6477a2/sv-benchmarks/c/pthread/triangular-longest-1.i[30962,30975] [2023-11-19 03:09:36,871 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:36,881 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:36,948 WARN L240 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_1315b1ce-b18e-4493-b9a8-b1307f6477a2/sv-benchmarks/c/pthread/triangular-longest-1.i[30962,30975] [2023-11-19 03:09:36,954 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:37,002 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:37,002 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:37,010 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:37,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37 WrapperNode [2023-11-19 03:09:37,011 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:37,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:37,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:37,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:37,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,068 INFO L138 Inliner]: procedures = 169, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 46 [2023-11-19 03:09:37,068 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:37,069 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:37,070 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:37,070 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:37,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,081 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,084 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,084 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,094 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,096 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,097 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:37,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:37,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:37,102 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:37,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:37,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:37,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:37,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 03:09:37,176 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 03:09:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 03:09:37,176 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 03:09:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:09:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:09:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:09:37,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:09:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:09:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:09:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:37,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:37,180 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:09:37,335 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:37,338 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:37,495 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:37,503 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:37,503 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:09:37,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:37 BoogieIcfgContainer [2023-11-19 03:09:37,507 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:37,508 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:37,508 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:37,519 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:37,519 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:37" (1/1) ... [2023-11-19 03:09:37,520 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:09:37,524 INFO L158 Benchmark]: Toolchain (without parser) took 1154.77ms. Allocated memory is still 163.6MB. Free memory was 125.1MB in the beginning and 88.1MB in the end (delta: 37.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 03:09:37,525 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory was 85.6MB in the beginning and 85.6MB in the end (delta: 26.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:37,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.15ms. Allocated memory is still 163.6MB. Free memory was 125.1MB in the beginning and 104.9MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:09:37,527 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.91ms. Allocated memory is still 163.6MB. Free memory was 104.9MB in the beginning and 103.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:37,528 INFO L158 Benchmark]: Boogie Preprocessor took 31.22ms. Allocated memory is still 163.6MB. Free memory was 102.8MB in the beginning and 101.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:37,528 INFO L158 Benchmark]: RCFGBuilder took 406.16ms. Allocated memory is still 163.6MB. Free memory was 101.3MB in the beginning and 88.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:09:37,529 INFO L158 Benchmark]: CodeCheck took 14.58ms. Allocated memory is still 163.6MB. Free memory was 88.8MB in the beginning and 88.1MB in the end (delta: 673.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:37,533 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory was 85.6MB in the beginning and 85.6MB in the end (delta: 26.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 636.15ms. Allocated memory is still 163.6MB. Free memory was 125.1MB in the beginning and 104.9MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.91ms. Allocated memory is still 163.6MB. Free memory was 104.9MB in the beginning and 103.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.22ms. Allocated memory is still 163.6MB. Free memory was 102.8MB in the beginning and 101.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 406.16ms. Allocated memory is still 163.6MB. Free memory was 101.3MB in the beginning and 88.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 14.58ms. Allocated memory is still 163.6MB. Free memory was 88.8MB in the beginning and 88.1MB in the end (delta: 673.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:09:37,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/triangular-longest-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 81809963fcaff21fd6241cde97e522447f695a8b323a0a16c5a31b7f82b0f683 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:09:40,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:09:40,321 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:09:40,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:09:40,366 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:09:40,367 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:09:40,368 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:09:40,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:09:40,370 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:09:40,375 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:09:40,375 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:09:40,376 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:09:40,376 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:09:40,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:09:40,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:09:40,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:09:40,379 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:09:40,380 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:09:40,380 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:09:40,380 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:09:40,381 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:09:40,385 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:09:40,386 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:09:40,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:09:40,387 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:09:40,387 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:40,387 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:09:40,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:09:40,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:40,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:09:40,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:09:40,391 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:09:40,391 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:09:40,392 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:09:40,392 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:09:40,392 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:09:40,393 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:09:40,393 INFO L153 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_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81809963fcaff21fd6241cde97e522447f695a8b323a0a16c5a31b7f82b0f683 [2023-11-19 03:09:40,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:09:40,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:09:40,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:09:40,856 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:09:40,856 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:09:40,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread/triangular-longest-1.i [2023-11-19 03:09:43,853 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:09:44,194 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:09:44,195 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/sv-benchmarks/c/pthread/triangular-longest-1.i [2023-11-19 03:09:44,214 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/data/3ac44d70b/7b207ed9235f4a6a9d74e0f7d55f58c2/FLAG617db1683 [2023-11-19 03:09:44,229 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/data/3ac44d70b/7b207ed9235f4a6a9d74e0f7d55f58c2 [2023-11-19 03:09:44,232 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:09:44,234 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:09:44,235 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:44,235 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:09:44,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:09:44,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:44,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5db9d52b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44, skipping insertion in model container [2023-11-19 03:09:44,243 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:44,292 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:09:44,752 WARN L240 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_1315b1ce-b18e-4493-b9a8-b1307f6477a2/sv-benchmarks/c/pthread/triangular-longest-1.i[30962,30975] [2023-11-19 03:09:44,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:44,785 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:09:44,829 WARN L240 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_1315b1ce-b18e-4493-b9a8-b1307f6477a2/sv-benchmarks/c/pthread/triangular-longest-1.i[30962,30975] [2023-11-19 03:09:44,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:09:44,875 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:44,876 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:09:44,894 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:09:44,894 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44 WrapperNode [2023-11-19 03:09:44,894 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:09:44,896 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:44,896 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:09:44,896 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:09:44,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:44,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:44,969 INFO L138 Inliner]: procedures = 172, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2023-11-19 03:09:44,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:09:44,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:09:44,972 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:09:44,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:09:44,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:44,981 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:44,995 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:45,004 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:45,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:45,023 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:45,027 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:45,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:45,038 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:09:45,050 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:09:45,050 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:09:45,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:09:45,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:09:44" (1/1) ... [2023-11-19 03:09:45,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:09:45,070 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:09:45,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:09:45,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:09:45,132 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 03:09:45,133 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 03:09:45,133 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 03:09:45,133 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 03:09:45,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:09:45,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:09:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:09:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:09:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:09:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:09:45,134 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:09:45,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:09:45,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:09:45,138 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:09:45,330 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:09:45,334 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:09:45,566 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:45,574 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:45,577 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:09:45,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:45 BoogieIcfgContainer [2023-11-19 03:09:45,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:45,583 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:45,583 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:45,594 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:45,595 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:45" (1/1) ... [2023-11-19 03:09:45,596 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-19 03:09:45,602 INFO L158 Benchmark]: Toolchain (without parser) took 1367.28ms. Allocated memory is still 102.8MB. Free memory was 77.4MB in the beginning and 61.8MB in the end (delta: 15.6MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-19 03:09:45,602 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:45,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 659.69ms. Allocated memory is still 102.8MB. Free memory was 77.1MB in the beginning and 80.2MB in the end (delta: -3.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2023-11-19 03:09:45,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.90ms. Allocated memory is still 102.8MB. Free memory was 80.2MB in the beginning and 78.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:09:45,605 INFO L158 Benchmark]: Boogie Preprocessor took 78.47ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 76.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:45,606 INFO L158 Benchmark]: RCFGBuilder took 531.63ms. Allocated memory is still 102.8MB. Free memory was 76.5MB in the beginning and 62.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:09:45,607 INFO L158 Benchmark]: CodeCheck took 17.07ms. Allocated memory is still 102.8MB. Free memory was 62.6MB in the beginning and 61.8MB in the end (delta: 828.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:09:45,615 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 71.3MB. Free memory is still 47.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 659.69ms. Allocated memory is still 102.8MB. Free memory was 77.1MB in the beginning and 80.2MB in the end (delta: -3.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.90ms. Allocated memory is still 102.8MB. Free memory was 80.2MB in the beginning and 78.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.47ms. Allocated memory is still 102.8MB. Free memory was 78.1MB in the beginning and 76.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 531.63ms. Allocated memory is still 102.8MB. Free memory was 76.5MB in the beginning and 62.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 17.07ms. Allocated memory is still 102.8MB. Free memory was 62.6MB in the beginning and 61.8MB in the end (delta: 828.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:09:45,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1315b1ce-b18e-4493-b9a8-b1307f6477a2/bin/ukojak-verify-G8NBE6pJGL/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