./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC --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 5babed9169ff1f82a919f6310b42a42108866edd5cf3c99389faf03347963192 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:03:59,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:03:59,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:03:59,962 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:03:59,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:04:00,001 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:00,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:00,004 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:00,005 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:00,010 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:00,011 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:00,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:00,013 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:04:00,014 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:04:00,015 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:04:00,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:00,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:00,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:00,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:00,018 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:00,019 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:00,020 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:04:00,020 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:00,022 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:00,023 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:00,024 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:00,024 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:00,025 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:00,025 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:00,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:00,027 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:00,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:00,028 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:04:00,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:04:00,029 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:00,029 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_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5babed9169ff1f82a919f6310b42a42108866edd5cf3c99389faf03347963192 [2023-11-23 20:04:00,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:00,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:00,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:00,444 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:00,444 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:00,446 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i [2023-11-23 20:04:03,558 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:03,934 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:03,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i [2023-11-23 20:04:03,958 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/data/894480196/252cb292ad834416a76db7eb047819d6/FLAGc71c33c56 [2023-11-23 20:04:03,975 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/data/894480196/252cb292ad834416a76db7eb047819d6 [2023-11-23 20:04:03,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:03,979 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:03,981 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:03,981 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:03,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:03,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:03" (1/1) ... [2023-11-23 20:04:03,989 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312e1703 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:03, skipping insertion in model container [2023-11-23 20:04:03,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:03" (1/1) ... [2023-11-23 20:04:04,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:04,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:04,817 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:04,959 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:04,998 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:04,998 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:05,007 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:05,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05 WrapperNode [2023-11-23 20:04:05,007 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:05,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:05,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:05,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:05,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,062 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,120 INFO L138 Inliner]: procedures = 177, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 152 [2023-11-23 20:04:05,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:05,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:05,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:05,122 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:05,138 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,157 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,178 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,194 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,198 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,201 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:05,229 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:05,229 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:05,229 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:05,230 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:05" (1/1) ... [2023-11-23 20:04:05,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:05,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:05,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:05,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:05,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:04:05,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:04:05,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:04:05,319 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:04:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:04:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:04:05,320 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:04:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:04:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:04:05,321 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:04:05,321 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:04:05,322 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:04:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-23 20:04:05,322 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-23 20:04:05,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:04:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:04:05,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:05,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:05,327 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:04:05,546 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:05,548 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:06,353 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:06,730 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-23 20:04:06,736 INFO L158 Benchmark]: Toolchain (without parser) took 2755.65ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 143.4MB in the beginning and 151.7MB in the end (delta: -8.3MB). Peak memory consumption was 87.2MB. Max. memory is 16.1GB. [2023-11-23 20:04:06,736 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 180.4MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:06,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1027.41ms. Allocated memory is still 180.4MB. Free memory was 142.8MB in the beginning and 114.5MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:04:06,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.92ms. Allocated memory is still 180.4MB. Free memory was 114.5MB in the beginning and 111.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:06,741 INFO L158 Benchmark]: Boogie Preprocessor took 106.38ms. Allocated memory is still 180.4MB. Free memory was 111.2MB in the beginning and 108.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:06,742 INFO L158 Benchmark]: RCFGBuilder took 1505.18ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 108.8MB in the beginning and 151.7MB in the end (delta: -42.9MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2023-11-23 20:04:06,751 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 180.4MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1027.41ms. Allocated memory is still 180.4MB. Free memory was 142.8MB in the beginning and 114.5MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.92ms. Allocated memory is still 180.4MB. Free memory was 114.5MB in the beginning and 111.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.38ms. Allocated memory is still 180.4MB. Free memory was 111.2MB in the beginning and 108.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1505.18ms. Allocated memory was 180.4MB in the beginning and 218.1MB in the end (delta: 37.7MB). Free memory was 108.8MB in the beginning and 151.7MB in the end (delta: -42.9MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:04:06,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/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_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC --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 5babed9169ff1f82a919f6310b42a42108866edd5cf3c99389faf03347963192 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:04:09,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:04:09,728 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:04:09,785 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:04:09,786 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:04:09,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:04:09,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:04:09,789 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:04:09,790 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:04:09,795 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:04:09,796 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:04:09,796 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:04:09,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:04:09,798 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:04:09,799 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:04:09,799 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:04:09,800 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:04:09,800 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:04:09,801 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:04:09,801 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:04:09,802 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:04:09,802 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:04:09,803 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:04:09,803 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:04:09,804 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:04:09,804 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:04:09,805 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:04:09,805 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:04:09,806 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:04:09,806 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:04:09,808 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:09,808 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:04:09,808 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:04:09,809 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:04:09,809 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:04:09,810 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:04:09,810 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:04:09,810 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:04:09,810 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:04:09,811 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_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5babed9169ff1f82a919f6310b42a42108866edd5cf3c99389faf03347963192 [2023-11-23 20:04:10,258 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:04:10,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:04:10,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:04:10,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:04:10,299 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:04:10,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i [2023-11-23 20:04:13,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:04:14,140 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:04:14,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/sv-benchmarks/c/pthread-wmm/mix008_tso.oepc.i [2023-11-23 20:04:14,167 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/data/0afdaa217/57298b20f4124580b5bbc200ef332279/FLAG65eecbc07 [2023-11-23 20:04:14,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/data/0afdaa217/57298b20f4124580b5bbc200ef332279 [2023-11-23 20:04:14,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:04:14,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:04:14,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:14,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:04:14,199 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:04:14,200 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:14" (1/1) ... [2023-11-23 20:04:14,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42daba40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:14, skipping insertion in model container [2023-11-23 20:04:14,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:04:14" (1/1) ... [2023-11-23 20:04:14,288 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:04:14,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:15,008 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:04:15,091 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:04:15,159 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:15,159 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:04:15,167 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:04:15,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15 WrapperNode [2023-11-23 20:04:15,168 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:04:15,170 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:15,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:04:15,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:04:15,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,240 INFO L138 Inliner]: procedures = 180, calls = 73, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 153 [2023-11-23 20:04:15,241 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:04:15,242 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:04:15,242 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:04:15,242 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:04:15,252 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,252 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,301 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,313 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,339 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:04:15,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:04:15,347 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:04:15,347 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:04:15,348 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:04:15" (1/1) ... [2023-11-23 20:04:15,353 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:04:15,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:04:15,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:04:15,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:04:15,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:04:15,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:04:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:04:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:04:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:04:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:04:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:04:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:04:15,433 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:04:15,433 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:04:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:04:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:04:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:04:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:04:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-23 20:04:15,434 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-23 20:04:15,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:04:15,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:04:15,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:04:15,437 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:04:15,627 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:04:15,629 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:04:16,229 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:04:16,494 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: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-23 20:04:16,499 INFO L158 Benchmark]: Toolchain (without parser) took 2306.50ms. Allocated memory is still 119.5MB. Free memory was 93.8MB in the beginning and 65.5MB in the end (delta: 28.3MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2023-11-23 20:04:16,499 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 86.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:04:16,500 INFO L158 Benchmark]: CACSL2BoogieTranslator took 975.36ms. Allocated memory is still 119.5MB. Free memory was 93.4MB in the beginning and 64.5MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:04:16,501 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.67ms. Allocated memory is still 119.5MB. Free memory was 64.5MB in the beginning and 61.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:04:16,501 INFO L158 Benchmark]: Boogie Preprocessor took 104.20ms. Allocated memory is still 119.5MB. Free memory was 61.5MB in the beginning and 58.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:04:16,502 INFO L158 Benchmark]: RCFGBuilder took 1150.45ms. Allocated memory is still 119.5MB. Free memory was 58.2MB in the beginning and 65.5MB in the end (delta: -7.3MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2023-11-23 20:04:16,505 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 42.9MB in the end (delta: 86.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 975.36ms. Allocated memory is still 119.5MB. Free memory was 93.4MB in the beginning and 64.5MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.67ms. Allocated memory is still 119.5MB. Free memory was 64.5MB in the beginning and 61.5MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 104.20ms. Allocated memory is still 119.5MB. Free memory was 61.5MB in the beginning and 58.2MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1150.45ms. Allocated memory is still 119.5MB. Free memory was 58.2MB in the beginning and 65.5MB in the end (delta: -7.3MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:04:16,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50deae6a-ae23-4798-91e1-b73b95efbfa3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~y$w_buff1~0 := ~y$w_buff0~0;~y$w_buff0~0 := 2bv32;~y$w_buff1_used~0 := ~y$w_buff0_used~0;~y$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?