./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:02:06,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:07,126 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:02:07,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:02:07,140 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:02:07,180 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:07,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:07,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:07,182 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:07,183 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:07,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:07,184 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:07,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:07,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:02:07,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:07,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:07,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:07,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:07,188 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:07,189 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:02:07,189 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:02:07,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:07,193 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:07,193 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:07,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:07,194 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:07,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:07,195 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:07,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:07,196 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:07,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:07,197 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:02:07,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:02:07,198 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:07,198 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_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf [2023-11-12 00:02:07,459 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:07,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:07,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:07,498 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:07,498 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:07,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2023-11-12 00:02:10,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:11,049 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:11,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2023-11-12 00:02:11,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/data/f70696633/7f93e928c6084e5d9f2c23c8a01e5d26/FLAG3edb29568 [2023-11-12 00:02:11,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/data/f70696633/7f93e928c6084e5d9f2c23c8a01e5d26 [2023-11-12 00:02:11,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:11,097 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:11,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:11,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:11,109 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:11,109 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:11,111 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e977d05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11, skipping insertion in model container [2023-11-12 00:02:11,111 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:11,181 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:11,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:11,726 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:11,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:11,906 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:11,906 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:11,914 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:11,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11 WrapperNode [2023-11-12 00:02:11,915 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:11,916 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:11,917 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:11,917 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:11,926 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:11,965 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,018 INFO L138 Inliner]: procedures = 176, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2023-11-12 00:02:12,019 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:12,020 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:12,020 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:12,020 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:12,031 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,048 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,048 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,086 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,088 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,093 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:12,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:12,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:12,095 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:12,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:11" (1/1) ... [2023-11-12 00:02:12,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:12,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:12,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:12,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:12,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:02:12,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:02:12,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:02:12,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:12,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:12,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:12,185 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:02:12,186 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:02:12,186 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:02:12,187 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:02:12,187 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:02:12,187 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:02:12,187 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:02:12,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:02:12,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:12,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:12,189 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:02:12,409 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:12,411 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:12,953 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:13,331 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:13,331 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:02:13,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:13 BoogieIcfgContainer [2023-11-12 00:02:13,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:02:13,336 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:02:13,336 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:02:13,346 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:02:13,347 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:13" (1/1) ... [2023-11-12 00:02:13,348 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:02:13,352 INFO L158 Benchmark]: Toolchain (without parser) took 2253.94ms. Allocated memory was 111.1MB in the beginning and 144.7MB in the end (delta: 33.6MB). Free memory was 67.7MB in the beginning and 84.0MB in the end (delta: -16.3MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:13,353 INFO L158 Benchmark]: CDTParser took 17.32ms. Allocated memory is still 111.1MB. Free memory was 59.7MB in the beginning and 81.6MB in the end (delta: -21.9MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-12 00:02:13,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 816.58ms. Allocated memory was 111.1MB in the beginning and 144.7MB in the end (delta: 33.6MB). Free memory was 67.7MB in the beginning and 106.3MB in the end (delta: -38.5MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-11-12 00:02:13,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.89ms. Allocated memory is still 144.7MB. Free memory was 106.3MB in the beginning and 104.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:13,357 INFO L158 Benchmark]: Boogie Preprocessor took 73.57ms. Allocated memory is still 144.7MB. Free memory was 104.1MB in the beginning and 101.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:13,358 INFO L158 Benchmark]: RCFGBuilder took 1240.24ms. Allocated memory is still 144.7MB. Free memory was 101.7MB in the beginning and 85.4MB in the end (delta: 16.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-12 00:02:13,359 INFO L158 Benchmark]: CodeCheck took 14.49ms. Allocated memory is still 144.7MB. Free memory was 85.4MB in the beginning and 84.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:13,370 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 17.32ms. Allocated memory is still 111.1MB. Free memory was 59.7MB in the beginning and 81.6MB in the end (delta: -21.9MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 816.58ms. Allocated memory was 111.1MB in the beginning and 144.7MB in the end (delta: 33.6MB). Free memory was 67.7MB in the beginning and 106.3MB in the end (delta: -38.5MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.89ms. Allocated memory is still 144.7MB. Free memory was 106.3MB in the beginning and 104.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.57ms. Allocated memory is still 144.7MB. Free memory was 104.1MB in the beginning and 101.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1240.24ms. Allocated memory is still 144.7MB. Free memory was 101.7MB in the beginning and 85.4MB in the end (delta: 16.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. * CodeCheck took 14.49ms. Allocated memory is still 144.7MB. Free memory was 85.4MB in the beginning and 84.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:02:13,405 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:02:16,072 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:16,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:02:16,235 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:16,236 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:16,237 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:16,238 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:16,239 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:16,240 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:16,245 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:16,246 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:16,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:16,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:16,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:16,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:16,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:16,249 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:02:16,250 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:02:16,250 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:02:16,251 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:02:16,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:02:16,252 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:16,253 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:16,253 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:16,254 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:16,254 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:16,255 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:02:16,255 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:02:16,255 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:02:16,256 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:16,257 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:16,258 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:16,258 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:16,258 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:16,258 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:02:16,259 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:02:16,259 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:16,259 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:02:16,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:02:16,261 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_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf [2023-11-12 00:02:16,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:16,708 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:16,711 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:16,713 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:16,713 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:16,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2023-11-12 00:02:19,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:20,045 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:20,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2023-11-12 00:02:20,074 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/data/88fe77497/031ec2a1d9b342788b2ab5ce3925b44a/FLAG6b3b4cf99 [2023-11-12 00:02:20,093 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/data/88fe77497/031ec2a1d9b342788b2ab5ce3925b44a [2023-11-12 00:02:20,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:20,101 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:20,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:20,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:20,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:20,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@422f0bd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20, skipping insertion in model container [2023-11-12 00:02:20,112 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,184 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:20,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:20,675 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:20,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:20,817 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:20,818 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:02:20,826 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:02:20,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20 WrapperNode [2023-11-12 00:02:20,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:20,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:20,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:02:20,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:02:20,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,861 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,908 INFO L138 Inliner]: procedures = 180, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-12 00:02:20,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:02:20,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:02:20,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:02:20,910 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:02:20,924 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,924 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,931 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,981 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,988 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:20,995 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:02:21,012 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:02:21,012 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:02:21,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:02:21,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:20" (1/1) ... [2023-11-12 00:02:21,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:21,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:02:21,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:02:21,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:02:21,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:02:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:02:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:02:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:02:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:02:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:02:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:02:21,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:02:21,086 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-12 00:02:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-12 00:02:21,086 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-12 00:02:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-12 00:02:21,086 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-12 00:02:21,086 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-12 00:02:21,087 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:02:21,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:02:21,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:02:21,089 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:02:21,275 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:02:21,277 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:02:21,926 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:02:22,325 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:02:22,325 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 00:02:22,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:22 BoogieIcfgContainer [2023-11-12 00:02:22,331 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:02:22,333 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:02:22,333 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:02:22,343 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:02:22,343 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:02:22" (1/1) ... [2023-11-12 00:02:22,344 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:02:22,353 INFO L158 Benchmark]: Toolchain (without parser) took 2251.27ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 56.1MB in the beginning and 57.9MB in the end (delta: -1.8MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-11-12 00:02:22,354 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:02:22,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 722.27ms. Allocated memory is still 81.8MB. Free memory was 56.1MB in the beginning and 30.8MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-12 00:02:22,355 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.87ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 30.8MB in the beginning and 75.3MB in the end (delta: -44.5MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-11-12 00:02:22,357 INFO L158 Benchmark]: Boogie Preprocessor took 85.90ms. Allocated memory is still 98.6MB. Free memory was 75.3MB in the beginning and 72.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:22,358 INFO L158 Benchmark]: RCFGBuilder took 1319.30ms. Allocated memory is still 98.6MB. Free memory was 72.6MB in the beginning and 58.8MB in the end (delta: 13.8MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2023-11-12 00:02:22,359 INFO L158 Benchmark]: CodeCheck took 18.64ms. Allocated memory is still 98.6MB. Free memory was 58.8MB in the beginning and 57.9MB in the end (delta: 846.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:02:22,368 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 0.25ms. Allocated memory is still 81.8MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 722.27ms. Allocated memory is still 81.8MB. Free memory was 56.1MB in the beginning and 30.8MB in the end (delta: 25.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.87ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 30.8MB in the beginning and 75.3MB in the end (delta: -44.5MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.90ms. Allocated memory is still 98.6MB. Free memory was 75.3MB in the beginning and 72.9MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1319.30ms. Allocated memory is still 98.6MB. Free memory was 72.6MB in the beginning and 58.8MB in the end (delta: 13.8MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. * CodeCheck took 18.64ms. Allocated memory is still 98.6MB. Free memory was 58.8MB in the beginning and 57.9MB in the end (delta: 846.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:02:22,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_42f0816e-4b5c-4ce2-a044-fc4edc658364/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported