./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 9bd2c7ff 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_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL --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 0.2.3-dev-9bd2c7f [2023-11-19 03:01:37,859 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:37,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:01:37,958 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:01:37,959 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:01:37,982 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:37,984 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:37,984 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:37,985 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:37,986 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:37,987 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:37,987 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:37,988 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:01:37,989 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:01:37,989 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:01:37,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:37,991 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:37,991 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:37,992 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:37,992 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:01:37,993 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:01:37,994 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:01:37,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:37,995 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:37,996 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:37,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:37,997 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:37,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:37,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:37,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:37,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:37,999 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:38,000 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:01:38,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:01:38,001 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:38,001 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_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf [2023-11-19 03:01:38,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:38,368 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:38,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:38,372 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:38,373 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:38,375 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2023-11-19 03:01:41,592 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:41,864 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:41,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2023-11-19 03:01:41,886 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/data/423afb5c2/e2dcb95f65d1448e9f6020c86ddfc391/FLAGb3876c975 [2023-11-19 03:01:41,902 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/data/423afb5c2/e2dcb95f65d1448e9f6020c86ddfc391 [2023-11-19 03:01:41,905 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:41,907 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:41,908 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:41,908 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:41,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:41,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:41" (1/1) ... [2023-11-19 03:01:41,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dc70ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:41, skipping insertion in model container [2023-11-19 03:01:41,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:41" (1/1) ... [2023-11-19 03:01:41,968 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:42,492 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:42,504 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:42,595 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:42,632 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:01:42,633 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:01:42,641 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:42,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42 WrapperNode [2023-11-19 03:01:42,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:42,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:42,643 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:42,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:42,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,676 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,710 INFO L138 Inliner]: procedures = 177, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 190 [2023-11-19 03:01:42,710 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:42,711 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:42,711 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:42,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:42,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,750 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,753 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,759 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:42,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:42,761 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:42,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:42,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:42" (1/1) ... [2023-11-19 03:01:42,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:42,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:42,825 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:42,850 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:01:42,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:01:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:01:42,873 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:01:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:01:42,874 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:01:42,875 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:01:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:01:42,875 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:01:42,875 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:01:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:01:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:01:42,876 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:01:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:01:42,876 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:01:42,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:42,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:42,880 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:01:43,078 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:43,080 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:43,754 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:44,247 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:44,248 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:01:44,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:44 BoogieIcfgContainer [2023-11-19 03:01:44,254 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:44,256 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:44,256 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:44,267 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:44,268 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:44" (1/1) ... [2023-11-19 03:01:44,269 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:01:44,274 INFO L158 Benchmark]: Toolchain (without parser) took 2366.19ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 96.6MB in the beginning and 143.7MB in the end (delta: -47.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:44,275 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 136.3MB. Free memory is still 106.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:44,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 734.21ms. Allocated memory is still 136.3MB. Free memory was 96.2MB in the beginning and 70.6MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:01:44,278 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.54ms. Allocated memory is still 136.3MB. Free memory was 70.6MB in the beginning and 67.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:01:44,279 INFO L158 Benchmark]: Boogie Preprocessor took 48.64ms. Allocated memory is still 136.3MB. Free memory was 67.7MB in the beginning and 65.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:01:44,280 INFO L158 Benchmark]: RCFGBuilder took 1493.91ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 65.2MB in the beginning and 144.7MB in the end (delta: -79.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-19 03:01:44,281 INFO L158 Benchmark]: CodeCheck took 15.94ms. Allocated memory is still 178.3MB. Free memory was 144.7MB in the beginning and 143.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:44,291 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 0.32ms. Allocated memory is still 136.3MB. Free memory is still 106.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 734.21ms. Allocated memory is still 136.3MB. Free memory was 96.2MB in the beginning and 70.6MB in the end (delta: 25.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.54ms. Allocated memory is still 136.3MB. Free memory was 70.6MB in the beginning and 67.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.64ms. Allocated memory is still 136.3MB. Free memory was 67.7MB in the beginning and 65.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1493.91ms. Allocated memory was 136.3MB in the beginning and 178.3MB in the end (delta: 41.9MB). Free memory was 65.2MB in the beginning and 144.7MB in the end (delta: -79.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 15.94ms. Allocated memory is still 178.3MB. Free memory was 144.7MB in the beginning and 143.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:01:44,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL --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 0.2.3-dev-9bd2c7f [2023-11-19 03:01:47,112 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:01:47,251 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:01:47,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:01:47,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:01:47,311 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:01:47,312 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:01:47,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:01:47,314 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:01:47,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:01:47,320 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:01:47,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:01:47,321 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:01:47,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:01:47,323 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:01:47,323 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:01:47,323 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:01:47,324 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:01:47,324 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:01:47,325 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:01:47,326 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:01:47,326 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:01:47,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:01:47,327 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:01:47,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:01:47,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:01:47,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:01:47,329 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:47,329 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:01:47,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:01:47,331 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:47,331 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:01:47,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:01:47,332 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:01:47,332 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:01:47,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:01:47,333 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:01:47,333 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:01:47,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:01:47,334 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_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a45428c1422efa85fd947d764edf0847add56b17c38e18f54072b18b642fedaf [2023-11-19 03:01:47,766 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:01:47,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:01:47,802 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:01:47,804 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:01:47,804 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:01:47,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2023-11-19 03:01:50,908 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:01:51,263 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:01:51,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/sv-benchmarks/c/pthread-wmm/safe016_power.oepc.i [2023-11-19 03:01:51,291 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/data/03cf10d0c/447bf494a71d4501ab6089faf373b246/FLAG9ea1810aa [2023-11-19 03:01:51,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/data/03cf10d0c/447bf494a71d4501ab6089faf373b246 [2023-11-19 03:01:51,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:01:51,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:01:51,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:51,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:01:51,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:01:51,330 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:51" (1/1) ... [2023-11-19 03:01:51,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@374745f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:51, skipping insertion in model container [2023-11-19 03:01:51,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:01:51" (1/1) ... [2023-11-19 03:01:51,422 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:01:52,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:52,053 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:01:52,174 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:01:52,218 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:01:52,218 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:01:52,226 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:01:52,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52 WrapperNode [2023-11-19 03:01:52,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:01:52,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:52,229 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:01:52,229 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:01:52,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,329 INFO L138 Inliner]: procedures = 181, calls = 88, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 191 [2023-11-19 03:01:52,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:01:52,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:01:52,332 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:01:52,332 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:01:52,341 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,362 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,363 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,394 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,399 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,418 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:01:52,425 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:01:52,425 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:01:52,425 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:01:52,426 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:01:52" (1/1) ... [2023-11-19 03:01:52,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:01:52,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:01:52,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:01:52,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:01:52,521 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:01:52,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:01:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:01:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:01:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:01:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:01:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:01:52,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:01:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:01:52,523 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:01:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:01:52,523 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:01:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:01:52,523 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:01:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 03:01:52,526 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 03:01:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:01:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:01:52,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:01:52,528 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:01:52,778 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:01:52,780 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:01:53,419 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:01:53,981 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:01:53,982 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:01:53,989 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:53 BoogieIcfgContainer [2023-11-19 03:01:53,989 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:01:53,991 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:01:53,991 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:01:54,002 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:01:54,003 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:01:53" (1/1) ... [2023-11-19 03:01:54,004 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:01:54,011 INFO L158 Benchmark]: Toolchain (without parser) took 2690.04ms. Allocated memory was 73.4MB in the beginning and 111.1MB in the end (delta: 37.7MB). Free memory was 47.5MB in the beginning and 69.4MB in the end (delta: -21.9MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB. [2023-11-19 03:01:54,012 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:01:54,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 903.91ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 47.3MB in the beginning and 57.2MB in the end (delta: -9.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2023-11-19 03:01:54,014 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.87ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 54.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:01:54,015 INFO L158 Benchmark]: Boogie Preprocessor took 92.70ms. Allocated memory is still 92.3MB. Free memory was 54.5MB in the beginning and 51.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:01:54,016 INFO L158 Benchmark]: RCFGBuilder took 1564.22ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 51.3MB in the beginning and 70.2MB in the end (delta: -18.9MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-19 03:01:54,017 INFO L158 Benchmark]: CodeCheck took 18.16ms. Allocated memory is still 111.1MB. Free memory was 70.2MB in the beginning and 69.4MB in the end (delta: 747.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:01:54,026 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 0.29ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 903.91ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 47.3MB in the beginning and 57.2MB in the end (delta: -9.8MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.87ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 54.5MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.70ms. Allocated memory is still 92.3MB. Free memory was 54.5MB in the beginning and 51.3MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1564.22ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 51.3MB in the beginning and 70.2MB in the end (delta: -18.9MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 18.16ms. Allocated memory is still 111.1MB. Free memory was 70.2MB in the beginning and 69.4MB in the end (delta: 747.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:01:54,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b98db443-3f37-4190-ac7e-4f0b0edfde11/bin/ukojak-verify-G8NBE6pJGL/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