./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe009_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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 9047d35108a9c07c04b519cba211a741bb80887623b2a85c45105c17ca835121 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:57:49,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:57:49,950 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:57:49,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:57:49,955 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:57:49,979 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:57:49,980 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:57:49,981 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:57:49,982 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:57:49,982 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:57:49,983 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:57:49,983 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:57:49,984 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:57:49,984 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:57:49,985 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:57:49,985 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:57:49,986 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:57:49,986 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:57:49,987 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:57:49,987 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:57:49,988 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:57:49,991 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:57:49,992 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:57:49,992 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:57:49,993 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:57:49,993 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:57:49,993 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:57:49,994 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:57:49,994 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:49,995 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:57:49,995 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:57:49,995 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:57:49,996 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:57:49,996 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:57:49,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:57:49,996 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_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9047d35108a9c07c04b519cba211a741bb80887623b2a85c45105c17ca835121 [2023-12-03 03:57:50,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:57:50,258 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:57:50,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:57:50,262 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:57:50,263 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:57:50,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe009_rmo.opt.i [2023-12-03 03:57:52,973 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:57:53,220 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:57:53,221 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/sv-benchmarks/c/pthread-wmm/safe009_rmo.opt.i [2023-12-03 03:57:53,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/data/93cc513cd/99787e3ca8a44045a80b6bc733b7a4e8/FLAG4740069df [2023-12-03 03:57:53,250 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/data/93cc513cd/99787e3ca8a44045a80b6bc733b7a4e8 [2023-12-03 03:57:53,253 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:57:53,254 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:57:53,255 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:57:53,256 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:57:53,260 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:57:53,261 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,262 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659b107b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53, skipping insertion in model container [2023-12-03 03:57:53,263 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,319 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:57:53,648 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:53,660 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:57:53,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:57:53,748 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:57:53,748 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:57:53,756 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:57:53,756 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53 WrapperNode [2023-12-03 03:57:53,757 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:57:53,758 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:57:53,758 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:57:53,758 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:57:53,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,783 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,805 INFO L138 Inliner]: procedures = 176, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2023-12-03 03:57:53,806 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:57:53,806 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:57:53,806 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:57:53,807 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:57:53,816 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,817 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,821 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,821 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,835 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,838 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,841 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,845 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:57:53,846 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:57:53,846 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:57:53,846 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:57:53,847 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:57:53" (1/1) ... [2023-12-03 03:57:53,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:53,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:57:53,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:57:53,880 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:57:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:57:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:57:53,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:57:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:57:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:57:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:57:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:57:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:57:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:57:53,912 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:57:53,912 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 03:57:53,913 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 03:57:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:57:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:57:53,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:57:53,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:57:53,915 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 03:57:54,074 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:57:54,077 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:57:54,446 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:57:54,721 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:57:54,721 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:57:54,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:54 BoogieIcfgContainer [2023-12-03 03:57:54,723 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:57:54,724 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:57:54,724 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:57:54,735 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:57:54,735 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:57:54" (1/1) ... [2023-12-03 03:57:54,736 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 03:57:54,740 INFO L158 Benchmark]: Toolchain (without parser) took 1485.12ms. Allocated memory was 161.5MB in the beginning and 230.7MB in the end (delta: 69.2MB). Free memory was 127.3MB in the beginning and 176.9MB in the end (delta: -49.6MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2023-12-03 03:57:54,741 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 161.5MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:57:54,742 INFO L158 Benchmark]: CACSL2BoogieTranslator took 501.50ms. Allocated memory is still 161.5MB. Free memory was 127.3MB in the beginning and 103.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 03:57:54,742 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.06ms. Allocated memory is still 161.5MB. Free memory was 103.1MB in the beginning and 100.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:57:54,743 INFO L158 Benchmark]: Boogie Preprocessor took 39.19ms. Allocated memory is still 161.5MB. Free memory was 100.9MB in the beginning and 98.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:57:54,744 INFO L158 Benchmark]: RCFGBuilder took 876.69ms. Allocated memory was 161.5MB in the beginning and 230.7MB in the end (delta: 69.2MB). Free memory was 98.9MB in the beginning and 177.9MB in the end (delta: -79.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2023-12-03 03:57:54,745 INFO L158 Benchmark]: CodeCheck took 14.94ms. Allocated memory is still 230.7MB. Free memory was 177.9MB in the beginning and 176.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:57:54,748 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 161.5MB. Free memory is still 131.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 501.50ms. Allocated memory is still 161.5MB. Free memory was 127.3MB in the beginning and 103.6MB in the end (delta: 23.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.06ms. Allocated memory is still 161.5MB. Free memory was 103.1MB in the beginning and 100.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.19ms. Allocated memory is still 161.5MB. Free memory was 100.9MB in the beginning and 98.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 876.69ms. Allocated memory was 161.5MB in the beginning and 230.7MB in the end (delta: 69.2MB). Free memory was 98.9MB in the beginning and 177.9MB in the end (delta: -79.0MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. * CodeCheck took 14.94ms. Allocated memory is still 230.7MB. Free memory was 177.9MB in the beginning and 176.9MB 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 03:57:54,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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 9047d35108a9c07c04b519cba211a741bb80887623b2a85c45105c17ca835121 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:57:56,730 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:57:56,802 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:57:56,841 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:57:56,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:57:56,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:57:56,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:57:56,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:57:56,844 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:57:56,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:57:56,845 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:57:56,846 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:57:56,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:57:56,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:57:56,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:57:56,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:57:56,849 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:57:56,849 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:57:56,850 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:57:56,850 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:57:56,851 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:57:56,851 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:57:56,852 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:57:56,852 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:57:56,853 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:57:56,853 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:57:56,853 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:57:56,854 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:57:56,854 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:57:56,855 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:57:56,855 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:57:56,856 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:57:56,856 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:57:56,856 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:57:56,857 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:57:56,857 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:57:56,858 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:57:56,858 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:57:56,858 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:57:56,858 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_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9047d35108a9c07c04b519cba211a741bb80887623b2a85c45105c17ca835121 [2023-12-03 03:57:57,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:57:57,184 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:57:57,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:57:57,187 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:57:57,188 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:57:57,189 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe009_rmo.opt.i [2023-12-03 03:58:00,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:58:00,235 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:58:00,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/sv-benchmarks/c/pthread-wmm/safe009_rmo.opt.i [2023-12-03 03:58:00,253 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/data/4d97c0657/814f061d3dea4f28b1b127acaa6467bc/FLAG4e111f531 [2023-12-03 03:58:00,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/data/4d97c0657/814f061d3dea4f28b1b127acaa6467bc [2023-12-03 03:58:00,270 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:58:00,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:58:00,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:58:00,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:58:00,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:58:00,279 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63cab6eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00, skipping insertion in model container [2023-12-03 03:58:00,280 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:58:00,697 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:58:00,712 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:58:00,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:58:00,801 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:58:00,801 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:58:00,808 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:58:00,809 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00 WrapperNode [2023-12-03 03:58:00,809 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:58:00,810 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:58:00,810 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:58:00,810 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:58:00,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,837 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,863 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-12-03 03:58:00,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:58:00,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:58:00,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:58:00,864 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:58:00,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,891 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,908 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,913 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:58:00,914 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:58:00,914 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:58:00,914 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:58:00,915 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:58:00" (1/1) ... [2023-12-03 03:58:00,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:58:00,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:58:00,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:58:00,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:58:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:58:00,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:58:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:58:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:58:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:58:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:58:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:58:00,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:58:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 03:58:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 03:58:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 03:58:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 03:58:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 03:58:00,983 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 03:58:00,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:58:00,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:58:00,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:58:00,985 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 03:58:01,148 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:58:01,151 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:58:01,584 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:58:01,828 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:58:01,828 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:58:01,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:58:01 BoogieIcfgContainer [2023-12-03 03:58:01,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:58:01,831 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:58:01,831 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:58:01,845 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:58:01,846 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:58:01" (1/1) ... [2023-12-03 03:58:01,846 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 03:58:01,850 INFO L158 Benchmark]: Toolchain (without parser) took 1577.67ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 43.1MB in the beginning and 59.5MB in the end (delta: -16.4MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-12-03 03:58:01,851 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory was 30.4MB in the beginning and 30.3MB in the end (delta: 60.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:58:01,852 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.36ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 35.8MB in the end (delta: 7.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-12-03 03:58:01,852 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.23ms. Allocated memory is still 71.3MB. Free memory was 35.6MB in the beginning and 33.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:58:01,853 INFO L158 Benchmark]: Boogie Preprocessor took 49.19ms. Allocated memory is still 71.3MB. Free memory was 33.3MB in the beginning and 48.1MB in the end (delta: -14.8MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-12-03 03:58:01,854 INFO L158 Benchmark]: RCFGBuilder took 916.23ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.8MB in the beginning and 53.8MB in the end (delta: -6.0MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2023-12-03 03:58:01,854 INFO L158 Benchmark]: CodeCheck took 17.76ms. Allocated memory is still 86.0MB. Free memory was 53.8MB in the beginning and 59.5MB in the end (delta: -5.7MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2023-12-03 03:58:01,858 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 0.18ms. Allocated memory is still 54.5MB. Free memory was 30.4MB in the beginning and 30.3MB in the end (delta: 60.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.36ms. Allocated memory is still 71.3MB. Free memory was 43.0MB in the beginning and 35.8MB in the end (delta: 7.1MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.23ms. Allocated memory is still 71.3MB. Free memory was 35.6MB in the beginning and 33.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.19ms. Allocated memory is still 71.3MB. Free memory was 33.3MB in the beginning and 48.1MB in the end (delta: -14.8MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * RCFGBuilder took 916.23ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 47.8MB in the beginning and 53.8MB in the end (delta: -6.0MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * CodeCheck took 17.76ms. Allocated memory is still 86.0MB. Free memory was 53.8MB in the beginning and 59.5MB in the end (delta: -5.7MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:58:01,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bafc2b4-dbea-416e-a9f5-b0a40da8fabe/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