./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9 --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 a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:17:26,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:17:26,395 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 02:17:26,401 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:17:26,401 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:17:26,430 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:17:26,431 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:17:26,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:17:26,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:17:26,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:17:26,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:17:26,434 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:17:26,434 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:17:26,435 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:17:26,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:17:26,436 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:17:26,437 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:17:26,437 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:17:26,438 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:17:26,438 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:17:26,439 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:17:26,440 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:17:26,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:17:26,441 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:17:26,441 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:17:26,442 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:17:26,442 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:17:26,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:17:26,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:26,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:17:26,444 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:17:26,444 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:17:26,445 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:17:26,445 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:17:26,446 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:17:26,446 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_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf [2023-12-03 02:17:26,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:17:26,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:17:26,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:17:26,716 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:17:26,717 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:17:26,718 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2023-12-03 02:17:29,538 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:17:29,775 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:17:29,776 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2023-12-03 02:17:29,796 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/data/e18f04565/eca05eb9afff48318c191f66555fbff1/FLAG314a732cb [2023-12-03 02:17:29,810 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/data/e18f04565/eca05eb9afff48318c191f66555fbff1 [2023-12-03 02:17:29,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:17:29,814 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:17:29,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:29,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:17:29,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:17:29,821 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:29" (1/1) ... [2023-12-03 02:17:29,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@182eacd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:29, skipping insertion in model container [2023-12-03 02:17:29,823 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:29" (1/1) ... [2023-12-03 02:17:29,880 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:17:30,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:30,285 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:17:30,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:30,392 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:30,392 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:30,399 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:17:30,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30 WrapperNode [2023-12-03 02:17:30,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:30,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:30,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:17:30,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:17:30,407 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,430 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,463 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 190 [2023-12-03 02:17:30,464 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:30,465 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:17:30,465 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:17:30,465 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:17:30,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,486 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,503 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,514 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,520 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:17:30,521 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:17:30,522 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:17:30,522 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:17:30,523 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:30" (1/1) ... [2023-12-03 02:17:30,529 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:30,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:17:30,561 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:17:30,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:17:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:17:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:17:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:17:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:17:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:17:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:17:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:17:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:17:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:17:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:17:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:17:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:17:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-03 02:17:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-03 02:17:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:17:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:17:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:17:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:17:30,597 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:17:30,758 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:17:30,760 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:17:31,297 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:17:31,618 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:17:31,618 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:17:31,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:17:31 BoogieIcfgContainer [2023-12-03 02:17:31,621 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:17:31,622 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:17:31,622 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:17:31,634 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:17:31,634 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:17:31" (1/1) ... [2023-12-03 02:17:31,635 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) [2023-12-03 02:17:31,640 INFO L158 Benchmark]: Toolchain (without parser) took 1824.70ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 107.9MB in the beginning and 87.4MB in the end (delta: 20.5MB). Peak memory consumption was 65.6MB. Max. memory is 16.1GB. [2023-12-03 02:17:31,640 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 107.0MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:17:31,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 585.09ms. Allocated memory is still 146.8MB. Free memory was 107.9MB in the beginning and 82.1MB in the end (delta: 25.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 02:17:31,642 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.22ms. Allocated memory is still 146.8MB. Free memory was 82.1MB in the beginning and 79.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:31,643 INFO L158 Benchmark]: Boogie Preprocessor took 55.88ms. Allocated memory is still 146.8MB. Free memory was 79.0MB in the beginning and 76.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:31,644 INFO L158 Benchmark]: RCFGBuilder took 1099.44ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 76.9MB in the beginning and 88.5MB in the end (delta: -11.6MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-12-03 02:17:31,645 INFO L158 Benchmark]: CodeCheck took 16.06ms. Allocated memory is still 188.7MB. Free memory was 88.5MB in the beginning and 87.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:31,649 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 0.20ms. Allocated memory is still 107.0MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 585.09ms. Allocated memory is still 146.8MB. Free memory was 107.9MB in the beginning and 82.1MB in the end (delta: 25.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.22ms. Allocated memory is still 146.8MB. Free memory was 82.1MB in the beginning and 79.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.88ms. Allocated memory is still 146.8MB. Free memory was 79.0MB in the beginning and 76.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1099.44ms. Allocated memory was 146.8MB in the beginning and 188.7MB in the end (delta: 41.9MB). Free memory was 76.9MB in the beginning and 88.5MB in the end (delta: -11.6MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * CodeCheck took 16.06ms. Allocated memory is still 188.7MB. Free memory was 88.5MB in the beginning and 87.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:17:31,670 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9 --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 a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:17:33,835 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:17:33,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 02:17:33,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:17:33,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:17:33,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:17:33,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:17:33,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:17:33,945 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:17:33,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:17:33,946 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:17:33,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:17:33,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:17:33,948 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:17:33,949 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:17:33,949 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:17:33,950 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:17:33,950 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:17:33,951 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 02:17:33,951 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:17:33,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:17:33,953 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:17:33,953 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:17:33,953 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:17:33,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:17:33,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:17:33,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:17:33,955 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:17:33,956 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:17:33,956 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:17:33,957 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:33,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:17:33,958 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:17:33,958 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:17:33,959 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:17:33,959 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:17:33,960 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:17:33,960 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:17:33,961 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:17:33,961 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_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf [2023-12-03 02:17:34,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:17:34,315 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:17:34,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:17:34,320 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:17:34,321 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:17:34,322 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2023-12-03 02:17:37,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:17:37,557 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:17:37,557 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2023-12-03 02:17:37,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/data/83e3b6ddf/d108b17ff6e7402f97fce0e64775b44f/FLAG80c7b53fc [2023-12-03 02:17:37,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/data/83e3b6ddf/d108b17ff6e7402f97fce0e64775b44f [2023-12-03 02:17:37,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:17:37,603 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:17:37,605 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:37,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:17:37,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:17:37,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:37" (1/1) ... [2023-12-03 02:17:37,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ca0c30d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:37, skipping insertion in model container [2023-12-03 02:17:37,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:17:37" (1/1) ... [2023-12-03 02:17:37,681 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:17:38,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:38,198 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:17:38,294 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:17:38,338 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:38,338 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:17:38,347 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:17:38,347 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38 WrapperNode [2023-12-03 02:17:38,348 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:17:38,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:38,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:17:38,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:17:38,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,384 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,417 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 191 [2023-12-03 02:17:38,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:17:38,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:17:38,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:17:38,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:17:38,430 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,430 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,457 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,462 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,465 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,472 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:17:38,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:17:38,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:17:38,473 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:17:38,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:17:38" (1/1) ... [2023-12-03 02:17:38,480 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:17:38,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:17:38,514 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:17:38,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:17:38,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:17:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:17:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:17:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:17:38,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:17:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:17:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:17:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 02:17:38,558 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 02:17:38,558 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 02:17:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 02:17:38,559 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 02:17:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 02:17:38,559 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 02:17:38,559 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-12-03 02:17:38,559 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-12-03 02:17:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:17:38,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:17:38,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:17:38,562 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:17:38,762 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:17:38,765 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:17:39,327 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:17:39,698 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:17:39,698 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 02:17:39,700 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:17:39 BoogieIcfgContainer [2023-12-03 02:17:39,700 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:17:39,701 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:17:39,701 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:17:39,712 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:17:39,713 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:17:39" (1/1) ... [2023-12-03 02:17:39,714 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) [2023-12-03 02:17:39,719 INFO L158 Benchmark]: Toolchain (without parser) took 2114.67ms. Allocated memory is still 102.8MB. Free memory was 77.6MB in the beginning and 70.1MB in the end (delta: 7.5MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2023-12-03 02:17:39,719 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:17:39,720 INFO L158 Benchmark]: CACSL2BoogieTranslator took 743.07ms. Allocated memory is still 102.8MB. Free memory was 77.3MB in the beginning and 74.0MB in the end (delta: 3.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. [2023-12-03 02:17:39,721 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.31ms. Allocated memory is still 102.8MB. Free memory was 74.0MB in the beginning and 71.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:17:39,722 INFO L158 Benchmark]: Boogie Preprocessor took 53.20ms. Allocated memory is still 102.8MB. Free memory was 71.3MB in the beginning and 68.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:17:39,722 INFO L158 Benchmark]: RCFGBuilder took 1227.47ms. Allocated memory is still 102.8MB. Free memory was 68.1MB in the beginning and 70.8MB in the end (delta: -2.7MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2023-12-03 02:17:39,723 INFO L158 Benchmark]: CodeCheck took 15.80ms. Allocated memory is still 102.8MB. Free memory was 70.8MB in the beginning and 70.1MB in the end (delta: 666.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:17:39,727 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 0.24ms. Allocated memory is still 73.4MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 743.07ms. Allocated memory is still 102.8MB. Free memory was 77.3MB in the beginning and 74.0MB in the end (delta: 3.3MB). Peak memory consumption was 26.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.31ms. Allocated memory is still 102.8MB. Free memory was 74.0MB in the beginning and 71.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.20ms. Allocated memory is still 102.8MB. Free memory was 71.3MB in the beginning and 68.1MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1227.47ms. Allocated memory is still 102.8MB. Free memory was 68.1MB in the beginning and 70.8MB in the end (delta: -2.7MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * CodeCheck took 15.80ms. Allocated memory is still 102.8MB. Free memory was 70.8MB in the beginning and 70.1MB in the end (delta: 666.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:17:39,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34a5c524-d406-4054-8b98-4f8d99589eda/bin/ukojak-verify-Qdu7aM0XO9/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