./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:54,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:54,957 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:06:54,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:54,968 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:55,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:55,010 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:55,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:55,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:55,017 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:55,019 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:55,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:55,020 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:55,021 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:55,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:55,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:55,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:55,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:55,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:55,024 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:55,024 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:55,025 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:55,025 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:55,026 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:55,026 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:55,027 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:55,028 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:55,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:55,029 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:55,029 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:55,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:55,031 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:55,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:55,031 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:55,032 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_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e [2023-11-12 00:06:55,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:55,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:55,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:55,411 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:55,412 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:55,414 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix040.opt.i [2023-11-12 00:06:58,405 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:58,713 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:58,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/sv-benchmarks/c/pthread-wmm/mix040.opt.i [2023-11-12 00:06:58,743 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/data/e9403e95b/5ad1c6ad7e43470eb6e3f925545d8449/FLAG18b327551 [2023-11-12 00:06:58,758 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/data/e9403e95b/5ad1c6ad7e43470eb6e3f925545d8449 [2023-11-12 00:06:58,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:58,763 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:58,764 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:58,764 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:58,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:58,770 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:58" (1/1) ... [2023-11-12 00:06:58,772 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fc76839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:58, skipping insertion in model container [2023-11-12 00:06:58,772 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:58" (1/1) ... [2023-11-12 00:06:58,826 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:59,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:59,320 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:59,379 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:59,422 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:59,422 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:59,430 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:59,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59 WrapperNode [2023-11-12 00:06:59,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:59,432 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:59,432 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:59,432 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:59,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,498 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 112 [2023-11-12 00:06:59,499 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:59,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:59,500 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:59,500 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:59,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,510 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,515 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,540 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:59,541 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:59,541 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:59,541 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:59,542 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:59" (1/1) ... [2023-11-12 00:06:59,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:59,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:59,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:59,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:06:59,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:06:59,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:06:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:06:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:06:59,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:06:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:06:59,618 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:06:59,618 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:06:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:06:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:06:59,619 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:06:59,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:06:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:06:59,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:59,620 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:59,622 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:06:59,839 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:59,841 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:00,168 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:00,409 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:00,409 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:07:00,410 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor a sink node. [2023-11-12 00:07:00,411 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:07:00,416 INFO L158 Benchmark]: Toolchain (without parser) took 1652.56ms. Allocated memory is still 161.5MB. Free memory was 132.3MB in the beginning and 101.2MB in the end (delta: 31.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:00,417 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 127.9MB. Free memory was 99.9MB in the beginning and 99.9MB in the end (delta: 80.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:00,419 INFO L158 Benchmark]: CACSL2BoogieTranslator took 667.03ms. Allocated memory is still 161.5MB. Free memory was 132.3MB in the beginning and 108.7MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:00,420 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.98ms. Allocated memory is still 161.5MB. Free memory was 108.7MB in the beginning and 106.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:00,421 INFO L158 Benchmark]: Boogie Preprocessor took 40.65ms. Allocated memory is still 161.5MB. Free memory was 106.6MB in the beginning and 104.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:00,422 INFO L158 Benchmark]: RCFGBuilder took 873.61ms. Allocated memory is still 161.5MB. Free memory was 104.5MB in the beginning and 101.2MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 00:07:00,430 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 127.9MB. Free memory was 99.9MB in the beginning and 99.9MB in the end (delta: 80.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 667.03ms. Allocated memory is still 161.5MB. Free memory was 132.3MB in the beginning and 108.7MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.98ms. Allocated memory is still 161.5MB. Free memory was 108.7MB in the beginning and 106.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.65ms. Allocated memory is still 161.5MB. Free memory was 106.6MB in the beginning and 104.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 873.61ms. Allocated memory is still 161.5MB. Free memory was 104.5MB in the beginning and 101.2MB in the end (delta: 3.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:00,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:03,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:03,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:07:03,424 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:03,425 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:03,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:03,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:03,427 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:03,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:03,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:03,434 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:03,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:03,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:03,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:03,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:03,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:03,438 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:07:03,438 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:07:03,439 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:07:03,440 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:07:03,441 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:07:03,441 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:03,442 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:03,442 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:03,442 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:03,443 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:03,443 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:07:03,444 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:03,444 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:03,445 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:03,446 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:03,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:03,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:03,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:03,448 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:07:03,448 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:03,448 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:03,449 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:07:03,449 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:03,450 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e [2023-11-12 00:07:03,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:03,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:03,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:03,922 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:03,922 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:03,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix040.opt.i [2023-11-12 00:07:07,143 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:07,512 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:07,513 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/sv-benchmarks/c/pthread-wmm/mix040.opt.i [2023-11-12 00:07:07,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/data/fd03d2c87/4a379644baf142589000bbff189b532d/FLAG5f478d8c4 [2023-11-12 00:07:07,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/data/fd03d2c87/4a379644baf142589000bbff189b532d [2023-11-12 00:07:07,558 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:07,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:07,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:07,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:07,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:07,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:07" (1/1) ... [2023-11-12 00:07:07,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5064a5d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:07, skipping insertion in model container [2023-11-12 00:07:07,569 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:07" (1/1) ... [2023-11-12 00:07:07,620 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:08,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:08,235 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:08,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:08,376 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:07:08,376 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:07:08,384 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:08,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08 WrapperNode [2023-11-12 00:07:08,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:08,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:08,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:08,387 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:08,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,484 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-12 00:07:08,485 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:08,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:08,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:08,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:08,504 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,527 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,538 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,554 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,557 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,573 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,579 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:08,584 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:08,585 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:08,585 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:08,586 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:08" (1/1) ... [2023-11-12 00:07:08,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:08,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:08,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:08,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:07:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:07:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:07:08,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:07:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:07:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:07:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:07:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:07:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:07:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:07:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:07:08,700 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:07:08,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:07:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:07:08,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:08,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:08,703 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:08,935 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:08,937 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:09,384 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:09,597 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:09,597 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:07:09,598 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L814 is neither atomic block end nor a sink node. [2023-11-12 00:07:09,599 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:07:09,603 INFO L158 Benchmark]: Toolchain (without parser) took 2042.32ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 53.5MB in the end (delta: -12.0MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2023-11-12 00:07:09,604 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 50.3MB. Free memory was 26.0MB in the beginning and 26.0MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:09,605 INFO L158 Benchmark]: CACSL2BoogieTranslator took 823.86ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 30.9MB in the end (delta: 10.5MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:09,605 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.21ms. Allocated memory is still 67.1MB. Free memory was 30.9MB in the beginning and 28.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:09,606 INFO L158 Benchmark]: Boogie Preprocessor took 97.51ms. Allocated memory is still 67.1MB. Free memory was 28.3MB in the beginning and 43.4MB in the end (delta: -15.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:09,607 INFO L158 Benchmark]: RCFGBuilder took 1017.32ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.4MB in the beginning and 53.5MB in the end (delta: -10.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:09,610 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 50.3MB. Free memory was 26.0MB in the beginning and 26.0MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 823.86ms. Allocated memory is still 67.1MB. Free memory was 41.3MB in the beginning and 30.9MB in the end (delta: 10.5MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.21ms. Allocated memory is still 67.1MB. Free memory was 30.9MB in the beginning and 28.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.51ms. Allocated memory is still 67.1MB. Free memory was 28.3MB in the beginning and 43.4MB in the end (delta: -15.1MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1017.32ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 43.4MB in the beginning and 53.5MB in the end (delta: -10.1MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:09,636 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_400f1976-0837-4d4d-b88d-d4f7c77b4faf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?