./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/queue_longer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV --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 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:39,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:39,621 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:49:39,636 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:39,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:39,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:39,686 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:39,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:39,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:39,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:39,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:39,696 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:39,697 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:39,699 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:39,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:39,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:39,700 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:39,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:39,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:39,702 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:39,702 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:39,703 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:39,705 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:39,705 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:39,706 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:39,706 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:39,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:39,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:39,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:39,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:39,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:39,711 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:39,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:39,711 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:39,712 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_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2023-11-11 23:49:40,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:40,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:40,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:40,092 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:40,093 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:40,095 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/queue_longer.i [2023-11-11 23:49:43,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:43,634 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:43,635 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/sv-benchmarks/c/pthread/queue_longer.i [2023-11-11 23:49:43,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/data/11ada5d7e/4d55663f580c4941901d2d85e6d98213/FLAG1a3b8c8f9 [2023-11-11 23:49:43,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/data/11ada5d7e/4d55663f580c4941901d2d85e6d98213 [2023-11-11 23:49:43,672 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:43,674 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:43,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:43,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:43,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:43,681 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ce47e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:43, skipping insertion in model container [2023-11-11 23:49:43,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:43" (1/1) ... [2023-11-11 23:49:43,739 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:44,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:44,279 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:44,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:44,417 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:44,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44 WrapperNode [2023-11-11 23:49:44,418 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:44,419 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:44,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:44,420 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:44,428 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,449 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,489 INFO L138 Inliner]: procedures = 274, calls = 63, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2023-11-11 23:49:44,489 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:44,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:44,490 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:44,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:44,500 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,506 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,507 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,518 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,524 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,527 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:44,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:44,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:44,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:44,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:44,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:44,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:44,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:44,639 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:49:44,639 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:49:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:49:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:49:44,640 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:49:44,640 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:49:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:44,642 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2023-11-11 23:49:44,643 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2023-11-11 23:49:44,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2023-11-11 23:49:44,644 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2023-11-11 23:49:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:49:44,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:49:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:44,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:44,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:44,648 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:49:44,875 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:44,877 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:45,334 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:45,346 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:45,346 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:49:45,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:45 BoogieIcfgContainer [2023-11-11 23:49:45,349 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:45,350 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:45,351 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:45,385 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:45,386 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:45" (1/1) ... [2023-11-11 23:49:45,387 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) [2023-11-11 23:49:45,392 INFO L158 Benchmark]: Toolchain (without parser) took 1717.64ms. Allocated memory is still 153.1MB. Free memory was 116.4MB in the beginning and 118.4MB in the end (delta: -2.0MB). Peak memory consumption was 65.5MB. Max. memory is 16.1GB. [2023-11-11 23:49:45,393 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 153.1MB. Free memory is still 119.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:45,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 743.25ms. Allocated memory is still 153.1MB. Free memory was 116.0MB in the beginning and 86.2MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-11 23:49:45,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.39ms. Allocated memory is still 153.1MB. Free memory was 86.2MB in the beginning and 83.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:45,397 INFO L158 Benchmark]: Boogie Preprocessor took 44.06ms. Allocated memory is still 153.1MB. Free memory was 83.5MB in the beginning and 81.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:45,399 INFO L158 Benchmark]: RCFGBuilder took 814.47ms. Allocated memory is still 153.1MB. Free memory was 81.4MB in the beginning and 59.0MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:49:45,400 INFO L158 Benchmark]: CodeCheck took 40.09ms. Allocated memory is still 153.1MB. Free memory was 59.0MB in the beginning and 118.4MB in the end (delta: -59.5MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-11-11 23:49:45,410 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 0.77ms. Allocated memory is still 153.1MB. Free memory is still 119.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 743.25ms. Allocated memory is still 153.1MB. Free memory was 116.0MB in the beginning and 86.2MB in the end (delta: 29.8MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.39ms. Allocated memory is still 153.1MB. Free memory was 86.2MB in the beginning and 83.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.06ms. Allocated memory is still 153.1MB. Free memory was 83.5MB in the beginning and 81.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 814.47ms. Allocated memory is still 153.1MB. Free memory was 81.4MB in the beginning and 59.0MB in the end (delta: 22.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 40.09ms. Allocated memory is still 153.1MB. Free memory was 59.0MB in the beginning and 118.4MB in the end (delta: -59.5MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:45,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/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_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/queue_longer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV --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 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:48,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:48,440 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:49:48,494 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:48,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:48,497 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:48,498 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:48,498 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:48,500 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:48,505 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:48,506 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:48,506 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:48,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:48,508 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:48,509 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:48,509 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:48,510 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:49:48,510 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:49:48,511 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:48,512 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:49:48,512 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:48,513 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:48,513 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:48,514 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:48,514 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:48,515 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:48,515 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:49:48,515 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:48,516 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:48,516 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:48,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:48,518 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:48,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:48,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:48,519 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:49:48,520 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:48,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:48,520 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:49:48,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:48,522 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_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f874a9872f93f025fac23ebed37f94a1f3b80bd0133ea4d7e298577c4fec427 [2023-11-11 23:49:48,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:48,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:48,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:48,977 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:48,977 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:48,980 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/queue_longer.i [2023-11-11 23:49:52,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:52,459 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:52,460 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/sv-benchmarks/c/pthread/queue_longer.i [2023-11-11 23:49:52,482 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/data/1fd7dfb70/f4feba496ee54b0890c5060c01a2bad6/FLAGfc6fd2376 [2023-11-11 23:49:52,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/data/1fd7dfb70/f4feba496ee54b0890c5060c01a2bad6 [2023-11-11 23:49:52,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:52,504 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:52,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:52,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:52,512 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:52,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:52" (1/1) ... [2023-11-11 23:49:52,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a25ce50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:52, skipping insertion in model container [2023-11-11 23:49:52,515 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:52" (1/1) ... [2023-11-11 23:49:52,573 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:53,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:53,349 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:53,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:53,529 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:53,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53 WrapperNode [2023-11-11 23:49:53,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:53,531 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:53,531 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:53,531 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:53,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,608 INFO L138 Inliner]: procedures = 278, calls = 63, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2023-11-11 23:49:53,609 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:53,610 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:53,610 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:53,610 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:53,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:53,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:53,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:53,684 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:53,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:53,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:53,734 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:53,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:53,781 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-11 23:49:53,782 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-11 23:49:53,783 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:49:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-11 23:49:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-11 23:49:53,784 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-11 23:49:53,784 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-11 23:49:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure empty [2023-11-11 23:49:53,785 INFO L138 BoogieDeclarations]: Found implementation of procedure empty [2023-11-11 23:49:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:53,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:49:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:49:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:49:53,786 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue [2023-11-11 23:49:53,786 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue [2023-11-11 23:49:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-11 23:49:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:53,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:53,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:53,790 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:49:54,008 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:54,011 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:54,527 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:54,544 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:54,545 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:49:54,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:54 BoogieIcfgContainer [2023-11-11 23:49:54,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:49:54,551 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:49:54,551 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:49:54,562 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:49:54,562 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:49:54" (1/1) ... [2023-11-11 23:49:54,564 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) [2023-11-11 23:49:54,570 INFO L158 Benchmark]: Toolchain (without parser) took 2065.30ms. Allocated memory is still 83.9MB. Free memory was 58.6MB in the beginning and 39.5MB in the end (delta: 19.1MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2023-11-11 23:49:54,571 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 58.7MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 52.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:54,572 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1024.10ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 46.6MB in the end (delta: 11.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-11 23:49:54,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.17ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 43.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:54,575 INFO L158 Benchmark]: Boogie Preprocessor took 73.06ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 41.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:54,576 INFO L158 Benchmark]: RCFGBuilder took 865.65ms. Allocated memory is still 83.9MB. Free memory was 41.0MB in the beginning and 40.7MB in the end (delta: 358.1kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:54,577 INFO L158 Benchmark]: CodeCheck took 17.85ms. Allocated memory is still 83.9MB. Free memory was 40.7MB in the beginning and 39.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:54,587 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 0.34ms. Allocated memory is still 58.7MB. Free memory was 35.1MB in the beginning and 35.0MB in the end (delta: 52.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1024.10ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 46.6MB in the end (delta: 11.7MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.17ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 43.9MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.06ms. Allocated memory is still 83.9MB. Free memory was 43.9MB in the beginning and 41.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 865.65ms. Allocated memory is still 83.9MB. Free memory was 41.0MB in the beginning and 40.7MB in the end (delta: 358.1kB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * CodeCheck took 17.85ms. Allocated memory is still 83.9MB. Free memory was 40.7MB in the beginning and 39.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:54,610 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_787d9512-90ec-414b-8be3-525a96a03b16/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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