./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.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_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/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_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/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_fa142dd5-4815-42b6-96c5-5d2429560775/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 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:41,265 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:41,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:58:41,363 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:58:41,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:58:41,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:41,404 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:58:41,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:58:41,406 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:41,411 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:41,412 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:41,412 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:58:41,413 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:58:41,414 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:41,415 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:58:41,415 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:41,416 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:58:41,416 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:41,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:58:41,417 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:58:41,418 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:41,418 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:58:41,420 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:58:41,421 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:41,421 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:41,422 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:41,422 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:41,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:41,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:41,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:41,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:41,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:58:41,426 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:58:41,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:58:41,427 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:58:41,427 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_fa142dd5-4815-42b6-96c5-5d2429560775/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 [2023-11-19 02:58:41,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:41,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:41,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:41,793 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:41,795 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:41,797 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2023-11-19 02:58:44,840 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:45,219 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:45,220 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2023-11-19 02:58:45,236 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/data/56c4453cd/a274236b7e0744c29030c6ce21cda0e6/FLAG9595f50e1 [2023-11-19 02:58:45,259 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/data/56c4453cd/a274236b7e0744c29030c6ce21cda0e6 [2023-11-19 02:58:45,262 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:45,263 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:45,264 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:45,265 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:45,276 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:45,277 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:45,278 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58731a54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45, skipping insertion in model container [2023-11-19 02:58:45,278 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:45,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:45,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:45,829 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:45,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:45,969 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:45,970 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:45,978 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:45,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45 WrapperNode [2023-11-19 02:58:45,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:45,980 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:45,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:45,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:45,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,006 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,030 INFO L138 Inliner]: procedures = 176, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-11-19 02:58:46,031 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:46,032 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:46,032 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:46,032 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:46,041 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,049 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,076 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,093 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,097 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:46,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:46,102 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:46,103 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:46,104 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:45" (1/1) ... [2023-11-19 02:58:46,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:46,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:46,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:46,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:46,176 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:58:46,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:58:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:58:46,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:58:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:58:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:58:46,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:58:46,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:58:46,179 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:58:46,179 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:58:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:58:46,180 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:58:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:58:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:58:46,180 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:46,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:46,182 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 02:58:46,456 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:46,458 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:46,840 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:47,033 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:47,039 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:58:47,041 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 02:58:47,048 INFO L158 Benchmark]: Toolchain (without parser) took 1784.03ms. Allocated memory is still 176.2MB. Free memory was 148.0MB in the beginning and 116.9MB in the end (delta: 31.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 02:58:47,049 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:47,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 714.39ms. Allocated memory is still 176.2MB. Free memory was 147.3MB in the beginning and 124.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:47,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.28ms. Allocated memory is still 176.2MB. Free memory was 124.2MB in the beginning and 122.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:47,052 INFO L158 Benchmark]: Boogie Preprocessor took 65.33ms. Allocated memory is still 176.2MB. Free memory was 122.1MB in the beginning and 120.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:47,053 INFO L158 Benchmark]: RCFGBuilder took 948.65ms. Allocated memory is still 176.2MB. Free memory was 120.1MB in the beginning and 116.9MB in the end (delta: 3.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 02:58:47,056 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 130.0MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 72.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 714.39ms. Allocated memory is still 176.2MB. Free memory was 147.3MB in the beginning and 124.2MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.28ms. Allocated memory is still 176.2MB. Free memory was 124.2MB in the beginning and 122.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.33ms. Allocated memory is still 176.2MB. Free memory was 122.1MB in the beginning and 120.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 948.65ms. Allocated memory is still 176.2MB. Free memory was 120.1MB in the beginning and 116.9MB in the end (delta: 3.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:58:47,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/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_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/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_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/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_fa142dd5-4815-42b6-96c5-5d2429560775/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 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:49,607 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:49,721 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:58:49,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:49,775 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:58:49,775 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:58:49,776 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:49,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:49,778 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:49,783 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:58:49,784 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:58:49,784 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:58:49,785 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:49,787 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:58:49,787 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:49,788 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:58:49,788 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:58:49,789 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:58:49,789 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:58:49,790 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:58:49,791 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:49,791 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:58:49,792 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:58:49,792 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:49,793 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:49,793 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:49,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:49,794 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:49,795 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:58:49,795 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:49,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:49,797 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:49,797 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:49,798 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:58:49,798 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:58:49,798 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:58:49,799 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:58:49,799 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:58:49,799 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:58:49,800 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_fa142dd5-4815-42b6-96c5-5d2429560775/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bbcbfea07b4de27a61735028fd08097276598be4815bd7ea5f14ba44ebf2380 [2023-11-19 02:58:50,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:50,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:50,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:50,306 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:50,307 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:50,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2023-11-19 02:58:53,420 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:53,684 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:53,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/sv-benchmarks/c/pthread-wmm/mix025_pso.opt_rmo.opt.i [2023-11-19 02:58:53,714 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/data/03b64e55c/933b41e13c4340e8867368cf102cf2c4/FLAG8f8fd5940 [2023-11-19 02:58:53,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/data/03b64e55c/933b41e13c4340e8867368cf102cf2c4 [2023-11-19 02:58:53,744 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:53,746 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:53,752 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:53,752 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:53,757 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:53,758 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:53" (1/1) ... [2023-11-19 02:58:53,759 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d214620 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:53, skipping insertion in model container [2023-11-19 02:58:53,759 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:53" (1/1) ... [2023-11-19 02:58:53,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:54,295 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:54,313 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:54,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:54,475 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:54,476 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:54,484 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:54,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54 WrapperNode [2023-11-19 02:58:54,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:54,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:54,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:54,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:54,494 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,572 INFO L138 Inliner]: procedures = 179, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2023-11-19 02:58:54,572 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:54,573 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:54,573 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:54,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:54,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,583 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,617 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,633 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,636 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,651 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,656 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:54,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:54,657 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:54,658 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:54,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:54" (1/1) ... [2023-11-19 02:58:54,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:54,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:54,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:54,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:54,761 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:58:54,761 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:58:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:58:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:58:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:58:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:54,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:58:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:58:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:58:54,763 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:58:54,763 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:58:54,764 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:58:54,764 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:58:54,764 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:58:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:58:54,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:54,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:54,768 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 02:58:54,947 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:54,950 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:55,368 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:55,535 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:55,536 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:58:55,538 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 02:58:55,542 INFO L158 Benchmark]: Toolchain (without parser) took 1795.42ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 45.6MB in the beginning and 49.0MB in the end (delta: -3.4MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-11-19 02:58:55,543 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 75.5MB. Free memory was 52.3MB in the beginning and 52.2MB in the end (delta: 80.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:58:55,544 INFO L158 Benchmark]: CACSL2BoogieTranslator took 733.30ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 45.2MB in the beginning and 66.6MB in the end (delta: -21.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2023-11-19 02:58:55,545 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.47ms. Allocated memory is still 100.7MB. Free memory was 66.6MB in the beginning and 64.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:55,546 INFO L158 Benchmark]: Boogie Preprocessor took 83.64ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 61.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:58:55,546 INFO L158 Benchmark]: RCFGBuilder took 883.23ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 49.0MB in the end (delta: 12.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:58:55,550 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 75.5MB. Free memory was 52.3MB in the beginning and 52.2MB in the end (delta: 80.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 733.30ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 45.2MB in the beginning and 66.6MB in the end (delta: -21.4MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.47ms. Allocated memory is still 100.7MB. Free memory was 66.6MB in the beginning and 64.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.64ms. Allocated memory is still 100.7MB. Free memory was 64.2MB in the beginning and 61.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 883.23ms. Allocated memory is still 100.7MB. Free memory was 61.8MB in the beginning and 49.0MB in the end (delta: 12.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:58:55,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa142dd5-4815-42b6-96c5-5d2429560775/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?