./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b --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 fe7fc3189e39cd6587b4d7d83621bd29f6e1c085e1b3af197b9abc1746b629ea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:44:20,041 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:44:20,097 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-12-05 23:44:20,101 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:44:20,101 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:44:20,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:44:20,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:44:20,121 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:44:20,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:44:20,122 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:44:20,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:44:20,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:44:20,122 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:44:20,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:44:20,122 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:44:20,122 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:44:20,122 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:44:20,123 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:44:20,123 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:44:20,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:44:20,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:44:20,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:44:20,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:44:20,124 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:44:20,124 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:44:20,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:44:20,124 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b 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 -> fe7fc3189e39cd6587b4d7d83621bd29f6e1c085e1b3af197b9abc1746b629ea [2024-12-05 23:44:20,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:44:20,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:44:20,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:44:20,396 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:44:20,396 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:44:20,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr.wvr.c [2024-12-05 23:44:23,052 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data/2004224c1/3092d9231eca4d8faf9f12ef0b7bb0ec/FLAGe4e62749c [2024-12-05 23:44:23,226 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:44:23,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/sv-benchmarks/c/weaver/popl20-nonblocking-cntr.wvr.c [2024-12-05 23:44:23,234 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data/2004224c1/3092d9231eca4d8faf9f12ef0b7bb0ec/FLAGe4e62749c [2024-12-05 23:44:23,599 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data/2004224c1/3092d9231eca4d8faf9f12ef0b7bb0ec [2024-12-05 23:44:23,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:44:23,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:44:23,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:44:23,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:44:23,606 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:44:23,607 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,607 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f2bb547 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23, skipping insertion in model container [2024-12-05 23:44:23,608 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:44:23,735 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:44:23,741 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:44:23,756 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:44:23,766 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:44:23,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23 WrapperNode [2024-12-05 23:44:23,767 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:44:23,768 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:44:23,768 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:44:23,768 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:44:23,772 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,788 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2024-12-05 23:44:23,788 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:44:23,789 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:44:23,789 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:44:23,789 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:44:23,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,798 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,804 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,804 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,806 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:44:23,807 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:44:23,807 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:44:23,807 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:44:23,808 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:23" (1/1) ... [2024-12-05 23:44:23,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:44:23,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:44:23,833 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:44:23,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:44:23,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:44:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:44:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:44:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:44:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:44:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:44:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:44:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:44:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:44:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:44:23,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:44:23,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:44:23,860 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:44:23,925 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:44:23,926 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:44:24,052 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:44:24,052 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:44:24,129 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:44:24,129 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:44:24,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:44:24 BoogieIcfgContainer [2024-12-05 23:44:24,130 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:44:24,130 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:44:24,130 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:44:24,140 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:44:24,140 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:44:24" (1/1) ... [2024-12-05 23:44:24,141 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:44:24,146 INFO L158 Benchmark]: Toolchain (without parser) took 543.63ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 84.8MB in the end (delta: 32.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 23:44:24,147 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:44:24,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 164.27ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.8MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:44:24,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.74ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:44:24,148 INFO L158 Benchmark]: Boogie Preprocessor took 16.89ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 103.9MB in the end (delta: 882.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:44:24,148 INFO L158 Benchmark]: RCFGBuilder took 323.18ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 86.2MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:44:24,149 INFO L158 Benchmark]: CodeCheck took 14.30ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 84.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:44:24,151 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 83.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 164.27ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.8MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.74ms. Allocated memory is still 142.6MB. Free memory was 105.8MB in the beginning and 104.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 16.89ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 103.9MB in the end (delta: 882.9kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 323.18ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 86.2MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.30ms. Allocated memory is still 142.6MB. Free memory was 86.2MB in the beginning and 84.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:44:24,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b --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 fe7fc3189e39cd6587b4d7d83621bd29f6e1c085e1b3af197b9abc1746b629ea --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:44:26,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:44:26,184 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-12-05 23:44:26,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:44:26,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:44:26,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:44:26,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:44:26,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:44:26,208 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:44:26,209 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:44:26,210 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:44:26,210 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:44:26,211 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:44:26,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:44:26,211 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:44:26,211 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:44:26,211 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:44:26,211 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:44:26,211 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:44:26,211 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:44:26,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b 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 -> fe7fc3189e39cd6587b4d7d83621bd29f6e1c085e1b3af197b9abc1746b629ea [2024-12-05 23:44:26,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:44:26,442 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:44:26,444 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:44:26,445 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:44:26,445 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:44:26,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-nonblocking-cntr.wvr.c [2024-12-05 23:44:29,095 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data/581fcb955/1b0ba2dafda3477a92bf1a6da0897392/FLAG75b1d82e8 [2024-12-05 23:44:29,282 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:44:29,283 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/sv-benchmarks/c/weaver/popl20-nonblocking-cntr.wvr.c [2024-12-05 23:44:29,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data/581fcb955/1b0ba2dafda3477a92bf1a6da0897392/FLAG75b1d82e8 [2024-12-05 23:44:29,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/data/581fcb955/1b0ba2dafda3477a92bf1a6da0897392 [2024-12-05 23:44:29,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:44:29,651 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:44:29,653 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:44:29,653 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:44:29,656 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:44:29,656 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,657 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fed5992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29, skipping insertion in model container [2024-12-05 23:44:29,657 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:44:29,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:44:29,810 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:44:29,827 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:44:29,838 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:44:29,838 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29 WrapperNode [2024-12-05 23:44:29,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:44:29,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:44:29,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:44:29,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:44:29,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,850 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,861 INFO L138 Inliner]: procedures = 20, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 36 [2024-12-05 23:44:29,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:44:29,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:44:29,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:44:29,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:44:29,866 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,875 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,876 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,879 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,881 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:44:29,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:44:29,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:44:29,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:44:29,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:44:29" (1/1) ... [2024-12-05 23:44:29,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:44:29,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:44:29,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:44:29,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:44:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:44:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-05 23:44:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-05 23:44:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-05 23:44:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-05 23:44:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:44:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 23:44:29,933 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 23:44:29,933 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-05 23:44:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-05 23:44:29,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:44:29,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:44:29,935 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-05 23:44:30,012 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:44:30,014 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:44:30,170 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-05 23:44:30,170 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:44:30,249 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:44:30,249 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 23:44:30,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:44:30 BoogieIcfgContainer [2024-12-05 23:44:30,250 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:44:30,251 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:44:30,251 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:44:30,257 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:44:30,257 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:44:30" (1/1) ... [2024-12-05 23:44:30,258 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 23:44:30,262 INFO L158 Benchmark]: Toolchain (without parser) took 609.95ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 65.2MB in the end (delta: 4.4MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-12-05 23:44:30,262 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:44:30,262 INFO L158 Benchmark]: CACSL2BoogieTranslator took 185.67ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 57.9MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:44:30,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.49ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:44:30,263 INFO L158 Benchmark]: Boogie Preprocessor took 21.69ms. Allocated memory is still 92.3MB. Free memory was 56.6MB in the beginning and 55.7MB in the end (delta: 987.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:44:30,263 INFO L158 Benchmark]: RCFGBuilder took 365.84ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 66.4MB in the end (delta: -10.9MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-12-05 23:44:30,263 INFO L158 Benchmark]: CodeCheck took 9.93ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 65.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:44:30,265 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 47.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 185.67ms. Allocated memory is still 92.3MB. Free memory was 69.4MB in the beginning and 57.9MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.49ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.69ms. Allocated memory is still 92.3MB. Free memory was 56.6MB in the beginning and 55.7MB in the end (delta: 987.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 365.84ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 66.4MB in the end (delta: -10.9MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * CodeCheck took 9.93ms. Allocated memory is still 92.3MB. Free memory was 66.4MB in the beginning and 65.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:44:30,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_89646e43-4726-4c49-bf23-d0ad377cf73f/bin/ukojak-verify-CZk0znPC7b/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