./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe026_tso.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_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/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_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/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_9b478970-cb61-47dc-bf8f-e062a55613cf/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 80799f6c8fd7356eb24d2cdce2b9813d505d1c320a66d664e71d3261c3c21a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:29,538 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:29,662 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:54:29,671 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:29,672 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:29,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:29,725 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:29,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:29,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:29,732 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:29,732 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:29,733 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:29,733 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:29,735 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:29,736 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:29,736 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:29,737 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:29,737 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:29,738 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:29,738 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:29,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:29,740 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:29,740 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:29,741 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:29,741 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:29,742 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:29,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:29,743 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:29,744 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:29,744 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:29,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:29,746 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:29,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:29,746 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:29,747 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_9b478970-cb61-47dc-bf8f-e062a55613cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80799f6c8fd7356eb24d2cdce2b9813d505d1c320a66d664e71d3261c3c21a3d [2023-11-11 23:54:30,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:30,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:30,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:30,075 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:30,076 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:30,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe026_tso.i [2023-11-11 23:54:33,312 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:33,681 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:33,682 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/sv-benchmarks/c/pthread-wmm/safe026_tso.i [2023-11-11 23:54:33,713 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/data/7d1b6d7ff/b0084406cfa642069e9d383082fcfb20/FLAG38047eabc [2023-11-11 23:54:33,741 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/data/7d1b6d7ff/b0084406cfa642069e9d383082fcfb20 [2023-11-11 23:54:33,747 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:33,750 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:33,753 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:33,753 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:33,758 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:33,760 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:33" (1/1) ... [2023-11-11 23:54:33,761 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@740ae291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:33, skipping insertion in model container [2023-11-11 23:54:33,762 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:33" (1/1) ... [2023-11-11 23:54:33,832 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:34,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:34,290 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:34,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:34,424 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:34,424 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:34,433 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:34,433 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34 WrapperNode [2023-11-11 23:54:34,433 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:34,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:34,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:34,435 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:34,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,481 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,517 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2023-11-11 23:54:34,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:34,519 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:34,519 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:34,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:34,530 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,530 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,545 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,546 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,566 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,569 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:34,581 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:34,583 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:34,583 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:34,584 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:34" (1/1) ... [2023-11-11 23:54:34,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:34,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:34,629 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:34,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:54:34,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:34,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:34,682 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:54:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:54:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:54:34,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:54:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:54:34,684 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:54:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:54:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:34,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:34,686 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:54:34,860 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:34,862 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:35,084 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:35,116 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:35,117 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:35,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:35 BoogieIcfgContainer [2023-11-11 23:54:35,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:35,121 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:35,121 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:35,137 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:35,138 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:35" (1/1) ... [2023-11-11 23:54:35,139 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:54:35,143 INFO L158 Benchmark]: Toolchain (without parser) took 1392.17ms. Allocated memory is still 172.0MB. Free memory was 123.2MB in the beginning and 82.2MB in the end (delta: 41.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-11 23:54:35,144 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 172.0MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:35,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 681.13ms. Allocated memory is still 172.0MB. Free memory was 123.2MB in the beginning and 103.2MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-11 23:54:35,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.44ms. Allocated memory is still 172.0MB. Free memory was 102.6MB in the beginning and 101.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:35,146 INFO L158 Benchmark]: Boogie Preprocessor took 61.16ms. Allocated memory is still 172.0MB. Free memory was 101.0MB in the beginning and 99.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:35,147 INFO L158 Benchmark]: RCFGBuilder took 539.15ms. Allocated memory is still 172.0MB. Free memory was 99.0MB in the beginning and 83.7MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:54:35,147 INFO L158 Benchmark]: CodeCheck took 20.67ms. Allocated memory is still 172.0MB. Free memory was 83.7MB in the beginning and 82.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:35,162 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 172.0MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 681.13ms. Allocated memory is still 172.0MB. Free memory was 123.2MB in the beginning and 103.2MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.44ms. Allocated memory is still 172.0MB. Free memory was 102.6MB in the beginning and 101.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.16ms. Allocated memory is still 172.0MB. Free memory was 101.0MB in the beginning and 99.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 539.15ms. Allocated memory is still 172.0MB. Free memory was 99.0MB in the beginning and 83.7MB in the end (delta: 15.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 20.67ms. Allocated memory is still 172.0MB. Free memory was 83.7MB in the beginning and 82.2MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:54:35,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/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_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/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_9b478970-cb61-47dc-bf8f-e062a55613cf/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 80799f6c8fd7356eb24d2cdce2b9813d505d1c320a66d664e71d3261c3c21a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:37,866 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:37,992 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:54:38,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:38,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:38,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:38,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:38,060 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:38,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:38,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:38,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:38,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:38,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:38,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:38,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:38,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:38,071 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:54:38,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:54:38,072 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:38,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:54:38,073 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:38,074 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:38,074 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:38,075 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:38,075 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:38,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:38,076 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:54:38,077 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:38,077 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:54:38,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:38,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:38,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:38,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:38,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:38,081 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:54:38,081 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:54:38,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:38,082 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:54:38,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:54:38,083 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_9b478970-cb61-47dc-bf8f-e062a55613cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80799f6c8fd7356eb24d2cdce2b9813d505d1c320a66d664e71d3261c3c21a3d [2023-11-11 23:54:38,605 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:38,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:38,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:38,643 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:38,643 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:38,645 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe026_tso.i [2023-11-11 23:54:42,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:42,477 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:42,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/sv-benchmarks/c/pthread-wmm/safe026_tso.i [2023-11-11 23:54:42,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/data/dfba50f7f/beb0a280a4be473fbb8568bc3683ff58/FLAGf80816aca [2023-11-11 23:54:42,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/data/dfba50f7f/beb0a280a4be473fbb8568bc3683ff58 [2023-11-11 23:54:42,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:42,527 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:42,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:42,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:42,536 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:42,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:42" (1/1) ... [2023-11-11 23:54:42,538 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58fe5b9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:42, skipping insertion in model container [2023-11-11 23:54:42,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:42" (1/1) ... [2023-11-11 23:54:42,611 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:43,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:43,113 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:43,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:43,243 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:43,244 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:54:43,252 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:43,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43 WrapperNode [2023-11-11 23:54:43,253 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:43,254 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:43,254 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:43,255 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:43,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,297 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,320 INFO L138 Inliner]: procedures = 179, calls = 52, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-11 23:54:43,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:43,321 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:43,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:43,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:43,332 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,336 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,355 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,357 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,361 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:43,362 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:43,362 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:43,363 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:43,363 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:43,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:43,415 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:43,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:54:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:43,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:54:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:54:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:54:43,465 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:54:43,465 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:54:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:54:43,466 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:54:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:54:43,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:54:43,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:43,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:43,468 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:54:43,627 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:43,630 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:54:43,846 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:54:43,879 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:54:43,880 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:54:43,882 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:43 BoogieIcfgContainer [2023-11-11 23:54:43,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:54:43,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:54:43,884 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:54:43,897 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:54:43,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:54:43" (1/1) ... [2023-11-11 23:54:43,898 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:54:43,902 INFO L158 Benchmark]: Toolchain (without parser) took 1374.81ms. Allocated memory is still 67.1MB. Free memory was 42.4MB in the beginning and 33.1MB in the end (delta: 9.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-11 23:54:43,903 INFO L158 Benchmark]: CDTParser took 1.28ms. Allocated memory is still 52.4MB. Free memory is still 28.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:43,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.65ms. Allocated memory is still 67.1MB. Free memory was 42.3MB in the beginning and 37.8MB in the end (delta: 4.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:54:43,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.73ms. Allocated memory is still 67.1MB. Free memory was 37.5MB in the beginning and 35.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:43,907 INFO L158 Benchmark]: Boogie Preprocessor took 40.19ms. Allocated memory is still 67.1MB. Free memory was 35.6MB in the beginning and 33.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:54:43,908 INFO L158 Benchmark]: RCFGBuilder took 520.58ms. Allocated memory is still 67.1MB. Free memory was 33.5MB in the beginning and 34.0MB in the end (delta: -535.8kB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-11 23:54:43,910 INFO L158 Benchmark]: CodeCheck took 16.98ms. Allocated memory is still 67.1MB. Free memory was 34.0MB in the beginning and 33.1MB in the end (delta: 908.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:54:43,913 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.28ms. Allocated memory is still 52.4MB. Free memory is still 28.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.65ms. Allocated memory is still 67.1MB. Free memory was 42.3MB in the beginning and 37.8MB in the end (delta: 4.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.73ms. Allocated memory is still 67.1MB. Free memory was 37.5MB in the beginning and 35.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.19ms. Allocated memory is still 67.1MB. Free memory was 35.6MB in the beginning and 33.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 520.58ms. Allocated memory is still 67.1MB. Free memory was 33.5MB in the beginning and 34.0MB in the end (delta: -535.8kB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CodeCheck took 16.98ms. Allocated memory is still 67.1MB. Free memory was 34.0MB in the beginning and 33.1MB in the end (delta: 908.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:54:43,946 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b478970-cb61-47dc-bf8f-e062a55613cf/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: Concurrent programs are currently unsupported