./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:52:13,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:52:13,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:52:13,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:52:13,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:52:13,703 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:52:13,704 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:52:13,704 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:52:13,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:52:13,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:52:13,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:52:13,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:52:13,707 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:52:13,708 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:52:13,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:52:13,709 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:52:13,709 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:52:13,710 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:52:13,710 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:52:13,711 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:52:13,711 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:52:13,712 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:52:13,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:52:13,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:52:13,713 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:52:13,714 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:52:13,714 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:52:13,715 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:52:13,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:52:13,716 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:52:13,716 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:52:13,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:52:13,717 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:52:13,717 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:52:13,718 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:52:13,718 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_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-12-03 03:52:13,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:52:13,932 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:52:13,934 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:52:13,936 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:52:13,936 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:52:13,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-12-03 03:52:16,685 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:52:16,907 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:52:16,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-12-03 03:52:16,923 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/data/41f93099c/126dc58dc2e543cd96fc690b9bf77aeb/FLAG755466426 [2023-12-03 03:52:16,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/data/41f93099c/126dc58dc2e543cd96fc690b9bf77aeb [2023-12-03 03:52:16,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:52:16,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:52:16,943 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:52:16,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:52:16,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:52:16,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:52:16" (1/1) ... [2023-12-03 03:52:16,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f912c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:16, skipping insertion in model container [2023-12-03 03:52:16,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:52:16" (1/1) ... [2023-12-03 03:52:16,995 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:52:17,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:52:17,292 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:52:17,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:52:17,369 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:52:17,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17 WrapperNode [2023-12-03 03:52:17,370 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:52:17,370 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:52:17,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:52:17,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:52:17,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,392 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,417 INFO L138 Inliner]: procedures = 169, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 151 [2023-12-03 03:52:17,417 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:52:17,418 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:52:17,418 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:52:17,418 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:52:17,425 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,429 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,430 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:52:17,451 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:52:17,451 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:52:17,452 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:52:17,452 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:52:17,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:52:17,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:52:17,491 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:52:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 03:52:17,523 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 03:52:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:52:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-12-03 03:52:17,523 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-12-03 03:52:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-12-03 03:52:17,524 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-12-03 03:52:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:52:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 03:52:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:52:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:52:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:52:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 03:52:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:52:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 03:52:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:52:17,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:52:17,526 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:52:17,649 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:52:17,651 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:52:17,901 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:52:17,925 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:52:17,925 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:52:17,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:52:17 BoogieIcfgContainer [2023-12-03 03:52:17,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:52:17,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:52:17,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:52:17,938 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:52:17,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:52:17" (1/1) ... [2023-12-03 03:52:17,939 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:52:17,943 INFO L158 Benchmark]: Toolchain (without parser) took 999.92ms. Allocated memory is still 159.4MB. Free memory was 116.4MB in the beginning and 70.2MB in the end (delta: 46.3MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:17,943 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:52:17,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.38ms. Allocated memory is still 159.4MB. Free memory was 116.0MB in the beginning and 95.5MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:52:17,945 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.62ms. Allocated memory is still 159.4MB. Free memory was 95.5MB in the beginning and 93.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:17,945 INFO L158 Benchmark]: Boogie Preprocessor took 32.91ms. Allocated memory is still 159.4MB. Free memory was 93.0MB in the beginning and 91.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:17,946 INFO L158 Benchmark]: RCFGBuilder took 476.09ms. Allocated memory is still 159.4MB. Free memory was 91.4MB in the beginning and 71.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:52:17,946 INFO L158 Benchmark]: CodeCheck took 13.17ms. Allocated memory is still 159.4MB. Free memory was 71.2MB in the beginning and 70.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:52:17,950 INFO L338 ainManager$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 0.19ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.38ms. Allocated memory is still 159.4MB. Free memory was 116.0MB in the beginning and 95.5MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.62ms. Allocated memory is still 159.4MB. Free memory was 95.5MB in the beginning and 93.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.91ms. Allocated memory is still 159.4MB. Free memory was 93.0MB in the beginning and 91.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 476.09ms. Allocated memory is still 159.4MB. Free memory was 91.4MB in the beginning and 71.2MB in the end (delta: 20.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 13.17ms. Allocated memory is still 159.4MB. Free memory was 71.2MB in the beginning and 70.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:52:17,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:52:19,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:52:19,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:52:19,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:52:19,986 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:52:19,986 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:52:19,987 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:52:19,988 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:52:19,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:52:19,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:52:19,990 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:52:19,990 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:52:19,991 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:52:19,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:52:19,992 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:52:19,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:52:19,993 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:52:19,993 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:52:19,994 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:52:19,994 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:52:19,995 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:52:19,995 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:52:19,996 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:52:19,996 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:52:19,997 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:52:19,997 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:52:19,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:52:19,998 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:52:19,998 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:52:19,999 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:52:19,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:52:20,000 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:52:20,000 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:52:20,001 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:52:20,001 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:52:20,001 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:52:20,002 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:52:20,002 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:52:20,002 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:52:20,003 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_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-12-03 03:52:20,291 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:52:20,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:52:20,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:52:20,314 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:52:20,315 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:52:20,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-12-03 03:52:23,111 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:52:23,366 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:52:23,367 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-12-03 03:52:23,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/data/b804aa0d5/171e8ea1a9b347a08d3ca4968fa9bdcf/FLAGdd72e7b85 [2023-12-03 03:52:23,396 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/data/b804aa0d5/171e8ea1a9b347a08d3ca4968fa9bdcf [2023-12-03 03:52:23,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:52:23,399 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:52:23,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:52:23,401 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:52:23,404 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:52:23,405 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3bbc17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23, skipping insertion in model container [2023-12-03 03:52:23,406 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,448 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:52:23,754 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:52:23,770 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:52:23,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:52:23,859 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:52:23,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23 WrapperNode [2023-12-03 03:52:23,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:52:23,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:52:23,860 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:52:23,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:52:23,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,885 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,912 INFO L138 Inliner]: procedures = 176, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 150 [2023-12-03 03:52:23,912 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:52:23,913 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:52:23,913 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:52:23,914 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:52:23,921 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,921 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,927 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,942 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,946 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:52:23,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:52:23,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:52:23,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:52:23,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:52:23" (1/1) ... [2023-12-03 03:52:23,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:52:23,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:52:23,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:52:23,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:52:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 03:52:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 03:52:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 03:52:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:52:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-12-03 03:52:24,036 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-12-03 03:52:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-12-03 03:52:24,036 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-12-03 03:52:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-03 03:52:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:52:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:52:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-12-03 03:52:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:52:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:52:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-03 03:52:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-12-03 03:52:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:52:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:52:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-03 03:52:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:52:24,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:52:24,040 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:52:24,189 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:52:24,191 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:52:24,527 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:52:24,551 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:52:24,552 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:52:24,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:52:24 BoogieIcfgContainer [2023-12-03 03:52:24,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:52:24,554 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:52:24,554 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:52:24,564 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:52:24,564 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:52:24" (1/1) ... [2023-12-03 03:52:24,565 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:52:24,569 INFO L158 Benchmark]: Toolchain (without parser) took 1169.09ms. Allocated memory is still 109.1MB. Free memory was 84.4MB in the beginning and 66.7MB in the end (delta: 17.8MB). Peak memory consumption was 17.5MB. Max. memory is 16.1GB. [2023-12-03 03:52:24,570 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:52:24,570 INFO L158 Benchmark]: CACSL2BoogieTranslator took 459.05ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 62.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:24,571 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.61ms. Allocated memory is still 109.1MB. Free memory was 62.2MB in the beginning and 59.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:24,572 INFO L158 Benchmark]: Boogie Preprocessor took 40.44ms. Allocated memory is still 109.1MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:52:24,572 INFO L158 Benchmark]: RCFGBuilder took 599.05ms. Allocated memory is still 109.1MB. Free memory was 57.1MB in the beginning and 67.5MB in the end (delta: -10.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-12-03 03:52:24,573 INFO L158 Benchmark]: CodeCheck took 13.24ms. Allocated memory is still 109.1MB. Free memory was 67.5MB in the beginning and 66.7MB in the end (delta: 822.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:52:24,576 INFO L338 ainManager$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 0.19ms. Allocated memory is still 65.0MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 459.05ms. Allocated memory is still 109.1MB. Free memory was 84.2MB in the beginning and 62.2MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.61ms. Allocated memory is still 109.1MB. Free memory was 62.2MB in the beginning and 59.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.44ms. Allocated memory is still 109.1MB. Free memory was 59.5MB in the beginning and 57.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 599.05ms. Allocated memory is still 109.1MB. Free memory was 57.1MB in the beginning and 67.5MB in the end (delta: -10.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * CodeCheck took 13.24ms. Allocated memory is still 109.1MB. Free memory was 67.5MB in the beginning and 66.7MB in the end (delta: 822.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:52:24,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d83c48b-aed8-4704-adec-a67a4628d7d3/bin/ukojak-verify-Qdu7aM0XO9/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