./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk --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 bc55f480d2dabcba35697f502078f181c178ae095f610e1cdbc5d03f14d18670 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:19,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:19,302 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:40:19,309 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:40:19,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:40:19,355 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:19,356 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:19,356 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:19,357 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:19,358 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:19,360 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:19,360 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:19,361 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:40:19,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:40:19,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:40:19,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:19,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:19,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:19,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:19,368 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:19,368 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:40:19,372 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:40:19,373 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:40:19,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:19,374 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:19,374 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:19,374 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:19,375 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:19,375 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:19,378 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:19,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:19,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:19,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:19,380 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:40:19,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:40:19,381 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_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc55f480d2dabcba35697f502078f181c178ae095f610e1cdbc5d03f14d18670 [2024-11-08 23:40:19,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:19,754 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:19,758 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:19,759 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:19,760 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:19,762 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c Unable to find full path for "g++" [2024-11-08 23:40:22,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:40:22,429 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:40:22,430 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c [2024-11-08 23:40:22,446 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/data/1cbecc472/1e32ccdd9c17400bbdea8c63102af316/FLAG8e0613458 [2024-11-08 23:40:22,476 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/data/1cbecc472/1e32ccdd9c17400bbdea8c63102af316 [2024-11-08 23:40:22,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:40:22,484 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:40:22,486 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:22,487 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:40:22,497 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:40:22,498 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:22,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2765ece9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22, skipping insertion in model container [2024-11-08 23:40:22,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:22,543 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:40:22,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:22,845 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:40:22,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:22,912 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:40:22,913 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22 WrapperNode [2024-11-08 23:40:22,913 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:22,914 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:22,914 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:40:22,915 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:40:22,922 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:22,931 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:22,957 INFO L138 Inliner]: procedures = 21, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-11-08 23:40:22,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:22,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:40:22,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:40:22,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:40:22,981 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:22,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:22,987 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:22,989 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:23,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:23,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:23,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:23,009 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:23,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:40:23,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:40:23,014 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:40:23,014 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:40:23,015 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:22" (1/1) ... [2024-11-08 23:40:23,023 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:23,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:40:23,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:40:23,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:40:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:40:23,095 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 23:40:23,095 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 23:40:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 23:40:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 23:40:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:40:23,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:40:23,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:40:23,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:40:23,097 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:40:23,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:40:23,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:40:23,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:40:23,099 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:40:23,227 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:40:23,231 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:40:23,596 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:40:23,596 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:40:23,667 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:40:23,668 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:40:23,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:23 BoogieIcfgContainer [2024-11-08 23:40:23,668 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:40:23,689 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:40:23,692 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:40:23,706 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:40:23,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:23" (1/1) ... [2024-11-08 23:40:23,708 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) [2024-11-08 23:40:23,716 INFO L158 Benchmark]: Toolchain (without parser) took 1229.80ms. Allocated memory is still 151.0MB. Free memory was 109.2MB in the beginning and 119.5MB in the end (delta: -10.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:23,717 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 107.0MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:23,718 INFO L158 Benchmark]: CACSL2BoogieTranslator took 426.84ms. Allocated memory is still 151.0MB. Free memory was 109.2MB in the beginning and 95.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 23:40:23,719 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.21ms. Allocated memory is still 151.0MB. Free memory was 95.6MB in the beginning and 94.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:23,722 INFO L158 Benchmark]: Boogie Preprocessor took 50.26ms. Allocated memory is still 151.0MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:23,723 INFO L158 Benchmark]: RCFGBuilder took 674.36ms. Allocated memory is still 151.0MB. Free memory was 92.4MB in the beginning and 120.3MB in the end (delta: -27.8MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:23,725 INFO L158 Benchmark]: CodeCheck took 21.71ms. Allocated memory is still 151.0MB. Free memory was 120.3MB in the beginning and 119.5MB in the end (delta: 802.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:23,734 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 0.39ms. Allocated memory is still 107.0MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 426.84ms. Allocated memory is still 151.0MB. Free memory was 109.2MB in the beginning and 95.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.21ms. Allocated memory is still 151.0MB. Free memory was 95.6MB in the beginning and 94.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.26ms. Allocated memory is still 151.0MB. Free memory was 94.0MB in the beginning and 92.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 674.36ms. Allocated memory is still 151.0MB. Free memory was 92.4MB in the beginning and 120.3MB in the end (delta: -27.8MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * CodeCheck took 21.71ms. Allocated memory is still 151.0MB. Free memory was 120.3MB in the beginning and 119.5MB in the end (delta: 802.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:40:23,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk --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 bc55f480d2dabcba35697f502078f181c178ae095f610e1cdbc5d03f14d18670 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:26,666 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:26,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 23:40:26,850 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:26,851 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:26,852 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:26,853 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:26,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:26,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:26,856 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:26,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:40:26,857 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:40:26,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:26,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:26,861 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:26,861 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:26,862 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:40:26,862 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:40:26,862 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:26,863 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:40:26,863 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:40:26,868 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:40:26,868 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:40:26,868 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:26,869 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:26,869 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:26,869 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:26,870 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:26,870 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:40:26,870 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:40:26,872 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:26,873 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:26,873 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:26,874 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:26,874 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:26,874 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:40:26,875 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:40:26,875 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:40:26,875 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_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bc55f480d2dabcba35697f502078f181c178ae095f610e1cdbc5d03f14d18670 [2024-11-08 23:40:27,376 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:27,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:27,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:27,419 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:27,420 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:27,422 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c Unable to find full path for "g++" [2024-11-08 23:40:29,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:40:30,211 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:40:30,211 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/sv-benchmarks/c/weaver/popl20-channel-sum.wvr.c [2024-11-08 23:40:30,222 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/data/b153885ee/9afd0959d1f34d7a9ca83b0da19223e0/FLAGcc3c6fc1f [2024-11-08 23:40:30,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/data/b153885ee/9afd0959d1f34d7a9ca83b0da19223e0 [2024-11-08 23:40:30,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:40:30,245 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:40:30,247 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:30,247 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:40:30,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:40:30,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab147c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30, skipping insertion in model container [2024-11-08 23:40:30,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,285 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:40:30,682 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:40:30,688 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:30,716 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:40:30,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:30,799 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:40:30,799 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30 WrapperNode [2024-11-08 23:40:30,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:30,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:30,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:40:30,802 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:40:30,812 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,868 INFO L138 Inliner]: procedures = 23, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-08 23:40:30,871 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:30,872 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:40:30,872 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:40:30,873 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:40:30,886 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,886 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,892 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,894 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,910 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,923 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,925 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,934 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:40:30,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:40:30,938 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:40:30,938 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:40:30,939 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:30" (1/1) ... [2024-11-08 23:40:30,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:30,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:40:30,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:40:30,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:40:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:40:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-08 23:40:31,028 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-08 23:40:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-08 23:40:31,029 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-08 23:40:31,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:40:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:40:31,030 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:40:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:40:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 23:40:31,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:40:31,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:40:31,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 23:40:31,033 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:40:31,204 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:40:31,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:40:31,589 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:40:31,590 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:40:31,661 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:40:31,661 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:40:31,662 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:31 BoogieIcfgContainer [2024-11-08 23:40:31,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:40:31,663 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:40:31,663 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:40:31,677 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:40:31,678 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:31" (1/1) ... [2024-11-08 23:40:31,679 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) [2024-11-08 23:40:31,685 INFO L158 Benchmark]: Toolchain (without parser) took 1437.45ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 38.7MB in the beginning and 47.4MB in the end (delta: -8.6MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-11-08 23:40:31,685 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:31,686 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.29ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 38.5MB in the beginning and 52.9MB in the end (delta: -14.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2024-11-08 23:40:31,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.44ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 51.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:31,688 INFO L158 Benchmark]: Boogie Preprocessor took 62.61ms. Allocated memory is still 77.6MB. Free memory was 51.2MB in the beginning and 49.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:40:31,689 INFO L158 Benchmark]: RCFGBuilder took 725.03ms. Allocated memory is still 77.6MB. Free memory was 49.6MB in the beginning and 48.2MB in the end (delta: 1.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2024-11-08 23:40:31,689 INFO L158 Benchmark]: CodeCheck took 18.42ms. Allocated memory is still 77.6MB. Free memory was 48.2MB in the beginning and 47.4MB in the end (delta: 863.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:40:31,696 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 0.23ms. Allocated memory is still 62.9MB. Free memory was 38.6MB in the beginning and 38.5MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 553.29ms. Allocated memory was 62.9MB in the beginning and 77.6MB in the end (delta: 14.7MB). Free memory was 38.5MB in the beginning and 52.9MB in the end (delta: -14.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.44ms. Allocated memory is still 77.6MB. Free memory was 52.9MB in the beginning and 51.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.61ms. Allocated memory is still 77.6MB. Free memory was 51.2MB in the beginning and 49.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 725.03ms. Allocated memory is still 77.6MB. Free memory was 49.6MB in the beginning and 48.2MB in the end (delta: 1.3MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * CodeCheck took 18.42ms. Allocated memory is still 77.6MB. Free memory was 48.2MB in the beginning and 47.4MB in the end (delta: 863.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:40:31,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b235c4b2-d3aa-4df0-bfc2-2c68148cf403/bin/ukojak-verify-ImItNfHLgk/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