./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL --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 0.2.3-dev-9bd2c7f [2023-11-19 02:42:42,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:42:42,761 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:42:42,773 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:42:42,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:42:42,817 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:42:42,818 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:42:42,819 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:42:42,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:42:42,825 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:42:42,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:42:42,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:42:42,827 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:42:42,829 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:42:42,829 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:42:42,830 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:42:42,830 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:42:42,831 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:42:42,831 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:42:42,832 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:42:42,832 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:42:42,833 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:42:42,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:42:42,834 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:42:42,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:42:42,834 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:42:42,835 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:42:42,836 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:42:42,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:42:42,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:42:42,838 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:42:42,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:42:42,839 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:42:42,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:42:42,839 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:42:42,839 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_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-11-19 02:42:43,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:42:43,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:42:43,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:42:43,222 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:42:43,223 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:42:43,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-19 02:42:46,408 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:42:46,726 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:42:46,727 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-19 02:42:46,754 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/data/3ed11ff90/c762d89dfdd844c8b4add2b93728ad62/FLAGc298f45cf [2023-11-19 02:42:46,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/data/3ed11ff90/c762d89dfdd844c8b4add2b93728ad62 [2023-11-19 02:42:46,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:42:46,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:42:46,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:42:46,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:42:46,782 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:42:46,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:42:46" (1/1) ... [2023-11-19 02:42:46,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@224f7d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:46, skipping insertion in model container [2023-11-19 02:42:46,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:42:46" (1/1) ... [2023-11-19 02:42:46,851 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:42:47,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:42:47,312 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:42:47,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:42:47,447 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:42:47,447 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47 WrapperNode [2023-11-19 02:42:47,447 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:42:47,449 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:42:47,449 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:42:47,449 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:42:47,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,533 INFO L138 Inliner]: procedures = 168, calls = 39, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 145 [2023-11-19 02:42:47,534 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:42:47,535 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:42:47,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:42:47,535 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:42:47,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,557 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,563 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,565 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,569 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:42:47,570 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:42:47,570 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:42:47,570 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:42:47,571 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:47" (1/1) ... [2023-11-19 02:42:47,577 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:42:47,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:42:47,602 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:42:47,607 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:42:47,640 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 02:42:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 02:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:42:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:42:47,641 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:42:47,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:42:47,642 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:42:47,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:42:47,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:42:47,645 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:42:47,813 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:42:47,817 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:42:48,170 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:42:48,181 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:42:48,181 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:42:48,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:42:48 BoogieIcfgContainer [2023-11-19 02:42:48,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:42:48,193 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:42:48,193 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:42:48,202 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:42:48,202 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:42:48" (1/1) ... [2023-11-19 02:42:48,203 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:42:48,207 INFO L158 Benchmark]: Toolchain (without parser) took 1433.25ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 118.6MB in the beginning and 168.2MB in the end (delta: -49.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:42:48,207 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 159.4MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:42:48,208 INFO L158 Benchmark]: CACSL2BoogieTranslator took 673.64ms. Allocated memory is still 159.4MB. Free memory was 118.6MB in the beginning and 98.1MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:42:48,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.30ms. Allocated memory is still 159.4MB. Free memory was 98.1MB in the beginning and 96.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:42:48,209 INFO L158 Benchmark]: Boogie Preprocessor took 34.32ms. Allocated memory is still 159.4MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:42:48,210 INFO L158 Benchmark]: RCFGBuilder took 622.20ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 93.9MB in the beginning and 169.1MB in the end (delta: -75.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-19 02:42:48,210 INFO L158 Benchmark]: CodeCheck took 12.46ms. Allocated memory is still 201.3MB. Free memory was 169.1MB in the beginning and 168.2MB in the end (delta: 885.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:42:48,213 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 0.27ms. Allocated memory is still 159.4MB. Free memory is still 107.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 673.64ms. Allocated memory is still 159.4MB. Free memory was 118.6MB in the beginning and 98.1MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.30ms. Allocated memory is still 159.4MB. Free memory was 98.1MB in the beginning and 96.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.32ms. Allocated memory is still 159.4MB. Free memory was 95.5MB in the beginning and 93.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 622.20ms. Allocated memory was 159.4MB in the beginning and 201.3MB in the end (delta: 41.9MB). Free memory was 93.9MB in the beginning and 169.1MB in the end (delta: -75.2MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * CodeCheck took 12.46ms. Allocated memory is still 201.3MB. Free memory was 169.1MB in the beginning and 168.2MB in the end (delta: 885.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:42:48,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL --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 0.2.3-dev-9bd2c7f [2023-11-19 02:42:50,985 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:42:51,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:42:51,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:42:51,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:42:51,107 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:42:51,108 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:42:51,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:42:51,109 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:42:51,110 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:42:51,111 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:42:51,111 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:42:51,112 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:42:51,113 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:42:51,113 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:42:51,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:42:51,114 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:42:51,115 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:42:51,116 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:42:51,116 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:42:51,117 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:42:51,118 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:42:51,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:42:51,119 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:42:51,119 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:42:51,120 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:42:51,120 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:42:51,121 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:42:51,122 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:42:51,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:42:51,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:42:51,123 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:42:51,123 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:42:51,124 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:42:51,124 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:42:51,125 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:42:51,125 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:42:51,126 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:42:51,126 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:42:51,127 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_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fcb457b1bed8494a9a3b58e82500f367f4337ac38b5a41a5dad0da896f97e40 [2023-11-19 02:42:51,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:42:51,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:42:51,542 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:42:51,544 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:42:51,544 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:42:51,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-19 02:42:54,680 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:42:55,072 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:42:55,073 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/sv-benchmarks/c/pthread-deagle/circular_buffer_ok.i [2023-11-19 02:42:55,093 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/data/dbee33958/2801563e2ae6437196b03d37107b185a/FLAGa01841f90 [2023-11-19 02:42:55,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/data/dbee33958/2801563e2ae6437196b03d37107b185a [2023-11-19 02:42:55,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:42:55,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:42:55,114 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:42:55,114 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:42:55,119 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:42:55,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:55,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d64b378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55, skipping insertion in model container [2023-11-19 02:42:55,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:55,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:42:55,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:42:55,720 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:42:55,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:42:55,862 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:42:55,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55 WrapperNode [2023-11-19 02:42:55,862 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:42:55,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:42:55,864 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:42:55,864 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:42:55,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:55,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:55,958 INFO L138 Inliner]: procedures = 175, calls = 39, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 144 [2023-11-19 02:42:55,958 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:42:55,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:42:55,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:42:55,959 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:42:55,970 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:55,970 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:55,988 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:55,988 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:56,013 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:56,016 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:56,020 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:56,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:56,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:42:56,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:42:56,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:42:56,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:42:56,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:42:55" (1/1) ... [2023-11-19 02:42:56,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:42:56,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:42:56,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:42:56,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:42:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 02:42:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 02:42:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-19 02:42:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:42:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-19 02:42:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-19 02:42:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-19 02:42:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-19 02:42:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:42:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:42:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:42:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-19 02:42:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:42:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:42:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 02:42:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 02:42:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:42:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:42:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:42:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:42:56,137 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:42:56,389 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:42:56,392 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:42:56,826 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:42:56,839 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:42:56,839 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:42:56,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:42:56 BoogieIcfgContainer [2023-11-19 02:42:56,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:42:56,845 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:42:56,845 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:42:56,855 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:42:56,856 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:42:56" (1/1) ... [2023-11-19 02:42:56,857 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 02:42:56,862 INFO L158 Benchmark]: Toolchain (without parser) took 1748.89ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 47.6MB in the beginning and 48.1MB in the end (delta: -547.8kB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-19 02:42:56,863 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 73.4MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:42:56,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 748.91ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 47.4MB in the beginning and 73.9MB in the end (delta: -26.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-11-19 02:42:56,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.47ms. Allocated memory is still 104.9MB. Free memory was 73.9MB in the beginning and 71.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:42:56,866 INFO L158 Benchmark]: Boogie Preprocessor took 81.79ms. Allocated memory is still 104.9MB. Free memory was 71.8MB in the beginning and 69.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:42:56,867 INFO L158 Benchmark]: RCFGBuilder took 803.06ms. Allocated memory is still 104.9MB. Free memory was 69.1MB in the beginning and 49.5MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:42:56,868 INFO L158 Benchmark]: CodeCheck took 15.34ms. Allocated memory is still 104.9MB. Free memory was 48.8MB in the beginning and 48.1MB in the end (delta: 696.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:42:56,879 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 0.30ms. Allocated memory is still 73.4MB. Free memory is still 48.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 748.91ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 47.4MB in the beginning and 73.9MB in the end (delta: -26.5MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.47ms. Allocated memory is still 104.9MB. Free memory was 73.9MB in the beginning and 71.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.79ms. Allocated memory is still 104.9MB. Free memory was 71.8MB in the beginning and 69.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 803.06ms. Allocated memory is still 104.9MB. Free memory was 69.1MB in the beginning and 49.5MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15.34ms. Allocated memory is still 104.9MB. Free memory was 48.8MB in the beginning and 48.1MB in the end (delta: 696.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:42:56,921 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e746bb5-55ac-4a59-b1e2-2f034d00f29e/bin/ukojak-verify-G8NBE6pJGL/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