./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/lamport.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/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_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/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_34c463ad-c13c-4d32-9b68-b3184edd8428/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 c35b909c90b92e30d40b0275e3d226db26dbebaf39dc73a31d7e72eee871d214 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:59:08,829 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:59:08,977 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:59:08,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:59:08,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:59:09,015 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:59:09,017 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:59:09,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:59:09,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:59:09,020 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:59:09,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:59:09,021 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:59:09,022 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:59:09,023 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:59:09,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:59:09,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:59:09,025 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:59:09,026 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:59:09,026 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:59:09,027 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:59:09,028 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:59:09,035 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:59:09,036 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:59:09,036 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:59:09,037 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:59:09,037 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:59:09,038 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:59:09,038 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:59:09,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:09,040 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:59:09,042 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:59:09,043 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:59:09,043 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:59:09,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:59:09,044 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:59:09,044 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_34c463ad-c13c-4d32-9b68-b3184edd8428/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c35b909c90b92e30d40b0275e3d226db26dbebaf39dc73a31d7e72eee871d214 [2023-11-19 02:59:09,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:59:09,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:59:09,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:59:09,456 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:59:09,456 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:59:09,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/lamport.i [2023-11-19 02:59:12,908 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:59:13,178 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:59:13,178 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/sv-benchmarks/c/pthread-atomic/lamport.i [2023-11-19 02:59:13,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/data/8eeeaef92/6851cf456e99485eb5acdf478c8935c7/FLAGffe956b12 [2023-11-19 02:59:13,211 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/data/8eeeaef92/6851cf456e99485eb5acdf478c8935c7 [2023-11-19 02:59:13,214 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:59:13,215 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:59:13,217 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:13,218 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:59:13,223 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:59:13,224 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,225 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@693ff6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13, skipping insertion in model container [2023-11-19 02:59:13,225 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,282 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:59:13,508 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:59:13,756 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:13,773 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:59:13,789 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:59:13,829 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:13,874 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:13,874 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:13,875 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:13,882 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:59:13,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13 WrapperNode [2023-11-19 02:59:13,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:13,884 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:13,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:59:13,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:59:13,892 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,922 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,944 INFO L138 Inliner]: procedures = 171, calls = 85, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 43 [2023-11-19 02:59:13,945 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:13,946 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:59:13,946 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:59:13,946 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:59:13,956 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,956 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,976 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,978 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,982 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:59:13,983 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:59:13,983 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:59:13,983 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:59:13,984 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:13" (1/1) ... [2023-11-19 02:59:13,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:14,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:59:14,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:59:14,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:59:14,062 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 02:59:14,063 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 02:59:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:59:14,063 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-19 02:59:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-19 02:59:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:59:14,064 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:59:14,064 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:59:14,065 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:59:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:59:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:59:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:59:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:59:14,066 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:59:14,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:59:14,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:59:14,070 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 02:59:14,201 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:59:14,203 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:59:14,463 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:59:14,472 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:59:14,472 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-19 02:59:14,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:14 BoogieIcfgContainer [2023-11-19 02:59:14,482 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:59:14,483 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:59:14,483 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:59:14,491 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:59:14,491 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:14" (1/1) ... [2023-11-19 02:59:14,492 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 02:59:14,495 INFO L158 Benchmark]: Toolchain (without parser) took 1279.09ms. Allocated memory is still 148.9MB. Free memory was 93.6MB in the beginning and 111.8MB in the end (delta: -18.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:14,495 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:14,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.20ms. Allocated memory is still 148.9MB. Free memory was 93.6MB in the beginning and 72.9MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:59:14,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.83ms. Allocated memory is still 148.9MB. Free memory was 72.9MB in the beginning and 71.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:14,497 INFO L158 Benchmark]: Boogie Preprocessor took 36.28ms. Allocated memory is still 148.9MB. Free memory was 71.1MB in the beginning and 69.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:14,498 INFO L158 Benchmark]: RCFGBuilder took 499.39ms. Allocated memory is still 148.9MB. Free memory was 69.4MB in the beginning and 112.8MB in the end (delta: -43.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-11-19 02:59:14,499 INFO L158 Benchmark]: CodeCheck took 10.78ms. Allocated memory is still 148.9MB. Free memory was 112.8MB in the beginning and 111.8MB in the end (delta: 968.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:14,502 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 0.33ms. Allocated memory is still 102.8MB. Free memory is still 58.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.20ms. Allocated memory is still 148.9MB. Free memory was 93.6MB in the beginning and 72.9MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.83ms. Allocated memory is still 148.9MB. Free memory was 72.9MB in the beginning and 71.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.28ms. Allocated memory is still 148.9MB. Free memory was 71.1MB in the beginning and 69.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 499.39ms. Allocated memory is still 148.9MB. Free memory was 69.4MB in the beginning and 112.8MB in the end (delta: -43.4MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * CodeCheck took 10.78ms. Allocated memory is still 148.9MB. Free memory was 112.8MB in the beginning and 111.8MB in the end (delta: 968.5kB). 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 02:59:14,543 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/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_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/lamport.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/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_34c463ad-c13c-4d32-9b68-b3184edd8428/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 c35b909c90b92e30d40b0275e3d226db26dbebaf39dc73a31d7e72eee871d214 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:59:17,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:59:17,370 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:59:17,426 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:59:17,427 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:59:17,428 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:59:17,429 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:59:17,430 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:59:17,431 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:59:17,436 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:59:17,437 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:59:17,437 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:59:17,438 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:59:17,439 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:59:17,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:59:17,440 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:59:17,441 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:59:17,441 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:59:17,442 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:59:17,443 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:59:17,443 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:59:17,444 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:59:17,444 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:59:17,445 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:59:17,445 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:59:17,445 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:59:17,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:59:17,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:59:17,447 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:59:17,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:59:17,449 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:17,449 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:59:17,449 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:59:17,450 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:59:17,450 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:59:17,450 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:59:17,451 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:59:17,451 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:59:17,451 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:59:17,452 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_34c463ad-c13c-4d32-9b68-b3184edd8428/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c35b909c90b92e30d40b0275e3d226db26dbebaf39dc73a31d7e72eee871d214 [2023-11-19 02:59:17,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:59:17,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:59:17,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:59:17,935 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:59:17,935 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:59:17,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/lamport.i [2023-11-19 02:59:21,050 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:59:21,380 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:59:21,380 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/sv-benchmarks/c/pthread-atomic/lamport.i [2023-11-19 02:59:21,399 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/data/f2d1ea5a1/3da5844e2f384dd481d4da2d9a669f0c/FLAG57f827064 [2023-11-19 02:59:21,414 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/data/f2d1ea5a1/3da5844e2f384dd481d4da2d9a669f0c [2023-11-19 02:59:21,416 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:59:21,418 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:59:21,419 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:21,419 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:59:21,424 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:59:21,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:21" (1/1) ... [2023-11-19 02:59:21,426 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33426827 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:21, skipping insertion in model container [2023-11-19 02:59:21,426 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:59:21" (1/1) ... [2023-11-19 02:59:21,502 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:59:21,725 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:59:21,941 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:21,957 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:59:21,984 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:59:22,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:22,117 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:22,117 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:22,118 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:22,127 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:59:22,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22 WrapperNode [2023-11-19 02:59:22,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:22,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:22,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:59:22,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:59:22,139 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,200 INFO L138 Inliner]: procedures = 174, calls = 85, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 44 [2023-11-19 02:59:22,200 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:22,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:59:22,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:59:22,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:59:22,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,232 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,271 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,282 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:59:22,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:59:22,288 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:59:22,288 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:59:22,289 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,294 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:22,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:59:22,320 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:59:22,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:59:22,372 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 02:59:22,372 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 02:59:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:59:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-19 02:59:22,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-19 02:59:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 02:59:22,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 02:59:22,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:59:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:59:22,374 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:59:22,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:59:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:59:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:59:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:59:22,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:59:22,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:59:22,378 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 02:59:22,542 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:59:22,544 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:59:22,827 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:59:22,837 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:59:22,837 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-19 02:59:22,842 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:22 BoogieIcfgContainer [2023-11-19 02:59:22,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:59:22,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:59:22,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:59:22,854 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:59:22,854 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:22" (1/1) ... [2023-11-19 02:59:22,855 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 02:59:22,860 INFO L158 Benchmark]: Toolchain (without parser) took 1440.95ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 53.6MB in the end (delta: 19.9MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:22,860 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 54.5MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:22,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 708.95ms. Allocated memory is still 98.6MB. Free memory was 73.2MB in the beginning and 75.4MB in the end (delta: -2.1MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-19 02:59:22,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.35ms. Allocated memory is still 98.6MB. Free memory was 75.4MB in the beginning and 73.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:22,862 INFO L158 Benchmark]: Boogie Preprocessor took 85.84ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 71.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:59:22,863 INFO L158 Benchmark]: RCFGBuilder took 554.63ms. Allocated memory is still 98.6MB. Free memory was 71.2MB in the beginning and 54.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:59:22,864 INFO L158 Benchmark]: CodeCheck took 14.86ms. Allocated memory is still 98.6MB. Free memory was 54.4MB in the beginning and 53.6MB in the end (delta: 816.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:59:22,871 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 0.26ms. Allocated memory is still 54.5MB. Free memory is still 30.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 708.95ms. Allocated memory is still 98.6MB. Free memory was 73.2MB in the beginning and 75.4MB in the end (delta: -2.1MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.35ms. Allocated memory is still 98.6MB. Free memory was 75.4MB in the beginning and 73.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.84ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 71.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 554.63ms. Allocated memory is still 98.6MB. Free memory was 71.2MB in the beginning and 54.9MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.86ms. Allocated memory is still 98.6MB. Free memory was 54.4MB in the beginning and 53.6MB in the end (delta: 816.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:59:22,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34c463ad-c13c-4d32-9b68-b3184edd8428/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