./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/thin002_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/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_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/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_cf26401f-cd00-4117-a21b-6b5f21b5314a/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 f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:02,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:02,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:04:02,523 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:02,523 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:02,559 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:02,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:02,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:02,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:02,573 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:02,575 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:02,575 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:02,576 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:02,578 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:02,579 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:02,579 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:02,579 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:02,580 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:02,581 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:02,581 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:02,582 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:02,582 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:02,583 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:02,583 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:02,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:02,584 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:02,585 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:02,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:02,586 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:02,586 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:02,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:02,588 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:02,588 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:02,589 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:02,589 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_cf26401f-cd00-4117-a21b-6b5f21b5314a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4 [2023-11-12 00:04:02,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:02,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:02,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:02,908 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:02,908 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:02,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/thin002_rmo.i [2023-11-12 00:04:06,205 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:06,504 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:06,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/sv-benchmarks/c/pthread-wmm/thin002_rmo.i [2023-11-12 00:04:06,521 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/data/e812e8ad7/b95a8cf470b349e6af935af5e0d0dcd8/FLAG2a400d9c6 [2023-11-12 00:04:06,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/data/e812e8ad7/b95a8cf470b349e6af935af5e0d0dcd8 [2023-11-12 00:04:06,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:06,544 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:06,546 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:06,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:06,556 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:06,557 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:06" (1/1) ... [2023-11-12 00:04:06,558 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5be8ce24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:06, skipping insertion in model container [2023-11-12 00:04:06,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:06" (1/1) ... [2023-11-12 00:04:06,618 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:07,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:07,125 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:07,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:07,283 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:07,284 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:07,292 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:07,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07 WrapperNode [2023-11-12 00:04:07,293 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:07,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:07,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:07,295 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:07,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,321 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,366 INFO L138 Inliner]: procedures = 177, calls = 81, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 157 [2023-11-12 00:04:07,367 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:07,367 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:07,368 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:07,371 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:07,380 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,430 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,432 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,437 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:07,440 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:07,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:07,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:07,448 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:07" (1/1) ... [2023-11-12 00:04:07,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:07,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:07,489 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:07,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:07,547 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:04:07,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:07,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:04:07,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:07,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:07,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:07,548 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:04:07,549 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:04:07,549 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:04:07,549 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:04:07,549 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:04:07,549 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:04:07,550 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:04:07,550 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:04:07,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:07,550 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:04:07,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:07,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:07,552 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 00:04:07,755 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:07,758 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:08,238 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:08,512 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:08,513 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:08,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:08 BoogieIcfgContainer [2023-11-12 00:04:08,516 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:08,518 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:08,518 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:08,529 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:08,530 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:08" (1/1) ... [2023-11-12 00:04:08,531 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) [2023-11-12 00:04:08,535 INFO L158 Benchmark]: Toolchain (without parser) took 1990.10ms. Allocated memory is still 182.5MB. Free memory was 134.5MB in the beginning and 115.9MB in the end (delta: 18.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-12 00:04:08,536 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 117.4MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:08,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 747.42ms. Allocated memory is still 182.5MB. Free memory was 134.5MB in the beginning and 110.7MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-12 00:04:08,538 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.75ms. Allocated memory is still 182.5MB. Free memory was 110.7MB in the beginning and 108.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:08,539 INFO L158 Benchmark]: Boogie Preprocessor took 71.19ms. Allocated memory is still 182.5MB. Free memory was 108.6MB in the beginning and 106.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:08,541 INFO L158 Benchmark]: RCFGBuilder took 1077.32ms. Allocated memory is still 182.5MB. Free memory was 105.8MB in the beginning and 117.1MB in the end (delta: -11.3MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:08,541 INFO L158 Benchmark]: CodeCheck took 15.41ms. Allocated memory is still 182.5MB. Free memory was 117.1MB in the beginning and 115.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:08,551 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 0.71ms. Allocated memory is still 117.4MB. Free memory is still 66.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 747.42ms. Allocated memory is still 182.5MB. Free memory was 134.5MB in the beginning and 110.7MB in the end (delta: 23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.75ms. Allocated memory is still 182.5MB. Free memory was 110.7MB in the beginning and 108.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.19ms. Allocated memory is still 182.5MB. Free memory was 108.6MB in the beginning and 106.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1077.32ms. Allocated memory is still 182.5MB. Free memory was 105.8MB in the beginning and 117.1MB in the end (delta: -11.3MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * CodeCheck took 15.41ms. Allocated memory is still 182.5MB. Free memory was 117.1MB in the beginning and 115.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:08,588 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/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_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/thin002_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/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_cf26401f-cd00-4117-a21b-6b5f21b5314a/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 f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:11,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:11,470 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:04:11,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:11,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:11,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:11,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:11,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:11,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:11,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:11,545 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:11,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:11,546 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:11,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:11,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:11,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:11,550 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:11,553 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:11,554 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:11,554 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:11,555 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:11,556 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:11,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:11,563 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:11,564 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:11,564 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:11,565 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:11,565 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:11,565 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:11,566 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:11,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:11,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:11,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:11,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:11,568 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:11,568 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:11,569 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:11,569 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:11,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:11,570 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_cf26401f-cd00-4117-a21b-6b5f21b5314a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0d8ae33a1a7c98578096fc4895533f629cc4062ad641b886abfeea14ddb85d4 [2023-11-12 00:04:11,942 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:11,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:11,980 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:11,981 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:11,982 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:11,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/thin002_rmo.i [2023-11-12 00:04:15,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:15,605 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:15,606 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/sv-benchmarks/c/pthread-wmm/thin002_rmo.i [2023-11-12 00:04:15,642 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/data/d089f67cd/21c61ab2ed7c41a182b877c1de412e8b/FLAG7b9389b00 [2023-11-12 00:04:15,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/data/d089f67cd/21c61ab2ed7c41a182b877c1de412e8b [2023-11-12 00:04:15,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:15,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:15,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:15,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:15,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:15,668 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:15" (1/1) ... [2023-11-12 00:04:15,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36366eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:15, skipping insertion in model container [2023-11-12 00:04:15,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:15" (1/1) ... [2023-11-12 00:04:15,725 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:16,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:16,207 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:16,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:16,399 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:16,400 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:04:16,429 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:16,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16 WrapperNode [2023-11-12 00:04:16,430 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:16,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:16,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:16,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:16,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,538 INFO L138 Inliner]: procedures = 181, calls = 81, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 158 [2023-11-12 00:04:16,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:16,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:16,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:16,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:16,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,570 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,599 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,601 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,606 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,609 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,628 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:16,629 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:16,629 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:16,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:16,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:16" (1/1) ... [2023-11-12 00:04:16,641 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:16,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:16,671 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:16,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:04:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:04:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:16,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:04:16,723 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:04:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:04:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:04:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:04:16,724 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:04:16,724 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:04:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-12 00:04:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-12 00:04:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:04:16,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:16,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:16,727 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 00:04:16,907 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:16,909 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:17,397 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:17,725 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:17,725 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:04:17,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:17 BoogieIcfgContainer [2023-11-12 00:04:17,728 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:17,729 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:17,729 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:17,740 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:17,740 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:17" (1/1) ... [2023-11-12 00:04:17,741 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) [2023-11-12 00:04:17,746 INFO L158 Benchmark]: Toolchain (without parser) took 2085.16ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 58.2MB in the beginning and 68.1MB in the end (delta: -10.0MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:17,746 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:17,747 INFO L158 Benchmark]: CACSL2BoogieTranslator took 770.68ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 57.9MB in the beginning and 100.9MB in the end (delta: -43.0MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2023-11-12 00:04:17,748 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.62ms. Allocated memory is still 127.9MB. Free memory was 100.9MB in the beginning and 98.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:17,749 INFO L158 Benchmark]: Boogie Preprocessor took 86.62ms. Allocated memory is still 127.9MB. Free memory was 98.3MB in the beginning and 95.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:17,749 INFO L158 Benchmark]: RCFGBuilder took 1099.16ms. Allocated memory is still 127.9MB. Free memory was 95.3MB in the beginning and 69.5MB in the end (delta: 25.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:17,750 INFO L158 Benchmark]: CodeCheck took 14.84ms. Allocated memory is still 127.9MB. Free memory was 69.5MB in the beginning and 68.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:17,753 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 0.34ms. Allocated memory is still 83.9MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 770.68ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 57.9MB in the beginning and 100.9MB in the end (delta: -43.0MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.62ms. Allocated memory is still 127.9MB. Free memory was 100.9MB in the beginning and 98.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.62ms. Allocated memory is still 127.9MB. Free memory was 98.3MB in the beginning and 95.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1099.16ms. Allocated memory is still 127.9MB. Free memory was 95.3MB in the beginning and 69.5MB in the end (delta: 25.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * CodeCheck took 14.84ms. Allocated memory is still 127.9MB. Free memory was 69.5MB in the beginning and 68.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:17,779 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf26401f-cd00-4117-a21b-6b5f21b5314a/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