./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix010.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix010.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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 7921b56e8fb93a995ae84202df419b3b13e0137d1aac925ef124b626f5414f7b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:34,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:34,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:06:34,504 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:06:34,505 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:06:34,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:34,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:34,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:34,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:34,540 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:34,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:34,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:34,543 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:06:34,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:06:34,544 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:06:34,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:34,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:34,547 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:34,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:34,548 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:06:34,549 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:34,550 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:06:34,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:34,552 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:34,552 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:34,553 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:34,554 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:34,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:34,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:34,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:34,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:34,557 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:34,558 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:06:34,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:06:34,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:34,559 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_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7921b56e8fb93a995ae84202df419b3b13e0137d1aac925ef124b626f5414f7b [2023-11-19 04:06:34,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:34,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:34,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:35,000 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:35,001 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:35,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix010.oepc.i [2023-11-19 04:06:38,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:38,473 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:38,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/sv-benchmarks/c/pthread-wmm/mix010.oepc.i [2023-11-19 04:06:38,508 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/data/6ea487cd1/69df08b25a9f43a1a971476437e791ac/FLAG67d8597a9 [2023-11-19 04:06:38,535 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/data/6ea487cd1/69df08b25a9f43a1a971476437e791ac [2023-11-19 04:06:38,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:38,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:38,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:38,580 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:38,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:38,589 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:38" (1/1) ... [2023-11-19 04:06:38,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8713c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:38, skipping insertion in model container [2023-11-19 04:06:38,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:38" (1/1) ... [2023-11-19 04:06:38,657 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:39,057 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:39,070 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:39,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:39,233 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:39,233 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:39,241 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:39,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39 WrapperNode [2023-11-19 04:06:39,242 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:39,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:39,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:39,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:39,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,292 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,320 INFO L138 Inliner]: procedures = 176, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 100 [2023-11-19 04:06:39,321 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:39,322 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:39,322 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:39,322 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:39,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,337 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,338 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,358 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,362 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:39,363 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:39,363 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:39,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:39,364 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:39" (1/1) ... [2023-11-19 04:06:39,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:39,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:39,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:39,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:06:39,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:06:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:06:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:06:39,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:06:39,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:06:39,533 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:06:39,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:06:39,533 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:06:39,533 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:06:39,533 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:06:39,534 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:06:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:06:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:06:39,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:39,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:39,558 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 04:06:39,796 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:39,801 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:40,217 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:40,415 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:40,415 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:06:40,418 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 04:06:40,423 INFO L158 Benchmark]: Toolchain (without parser) took 1846.74ms. Allocated memory is still 188.7MB. Free memory was 158.6MB in the beginning and 121.0MB in the end (delta: 37.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-19 04:06:40,424 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 102.2MB in the beginning and 102.1MB in the end (delta: 72.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:40,425 INFO L158 Benchmark]: CACSL2BoogieTranslator took 663.50ms. Allocated memory is still 188.7MB. Free memory was 158.6MB in the beginning and 135.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:40,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.55ms. Allocated memory is still 188.7MB. Free memory was 135.6MB in the beginning and 133.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:40,426 INFO L158 Benchmark]: Boogie Preprocessor took 40.63ms. Allocated memory is still 188.7MB. Free memory was 133.4MB in the beginning and 131.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:40,427 INFO L158 Benchmark]: RCFGBuilder took 1057.91ms. Allocated memory is still 188.7MB. Free memory was 131.4MB in the beginning and 121.0MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:06:40,431 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory was 102.2MB in the beginning and 102.1MB in the end (delta: 72.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 663.50ms. Allocated memory is still 188.7MB. Free memory was 158.6MB in the beginning and 135.6MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.55ms. Allocated memory is still 188.7MB. Free memory was 135.6MB in the beginning and 133.4MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.63ms. Allocated memory is still 188.7MB. Free memory was 133.4MB in the beginning and 131.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1057.91ms. Allocated memory is still 188.7MB. Free memory was 131.4MB in the beginning and 121.0MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$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 04:06:40,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix010.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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 7921b56e8fb93a995ae84202df419b3b13e0137d1aac925ef124b626f5414f7b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:06:43,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:06:43,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:06:43,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:06:43,232 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:06:43,233 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:06:43,234 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:06:43,235 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:06:43,236 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:06:43,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:06:43,241 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:06:43,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:06:43,242 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:06:43,244 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:06:43,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:06:43,245 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:06:43,245 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:06:43,245 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:06:43,246 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:06:43,246 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:06:43,247 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:06:43,247 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:06:43,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:06:43,248 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:06:43,248 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:06:43,249 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:06:43,249 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:06:43,250 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:43,250 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:06:43,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:06:43,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:43,252 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:06:43,252 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:06:43,253 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:06:43,253 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:06:43,253 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:06:43,254 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:06:43,254 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:06:43,254 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:06:43,255 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_ad9ee041-1e5e-4c70-a142-9b4d369ae326/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7921b56e8fb93a995ae84202df419b3b13e0137d1aac925ef124b626f5414f7b [2023-11-19 04:06:43,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:06:43,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:06:43,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:06:43,658 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:06:43,659 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:06:43,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix010.oepc.i [2023-11-19 04:06:46,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:06:47,207 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:06:47,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/sv-benchmarks/c/pthread-wmm/mix010.oepc.i [2023-11-19 04:06:47,240 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/data/79c7b936c/7394de63ce5f4465abc8f93e73f84fd5/FLAGca3845608 [2023-11-19 04:06:47,261 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/data/79c7b936c/7394de63ce5f4465abc8f93e73f84fd5 [2023-11-19 04:06:47,268 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:06:47,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:06:47,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:47,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:06:47,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:06:47,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:47" (1/1) ... [2023-11-19 04:06:47,287 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f297750 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:47, skipping insertion in model container [2023-11-19 04:06:47,287 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:06:47" (1/1) ... [2023-11-19 04:06:47,355 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:06:47,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:47,902 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:06:47,965 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:06:48,010 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:48,010 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:06:48,018 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:06:48,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48 WrapperNode [2023-11-19 04:06:48,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:06:48,021 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:48,021 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:06:48,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:06:48,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,066 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,093 INFO L138 Inliner]: procedures = 179, calls = 61, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2023-11-19 04:06:48,094 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:06:48,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:06:48,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:06:48,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:06:48,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,114 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,122 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,157 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,159 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,164 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,178 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,184 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:06:48,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:06:48,187 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:06:48,187 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:06:48,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:06:48" (1/1) ... [2023-11-19 04:06:48,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:06:48,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:06:48,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:06:48,269 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:06:48,301 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:06:48,302 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:06:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:06:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:06:48,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:06:48,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:06:48,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:06:48,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:06:48,303 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:06:48,303 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:06:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:06:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:06:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:06:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:06:48,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:06:48,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:06:48,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:06:48,309 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 04:06:48,533 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:06:48,535 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:06:48,973 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:06:49,212 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:06:49,212 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:06:49,214 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: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 04:06:49,219 INFO L158 Benchmark]: Toolchain (without parser) took 1947.59ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 48.0MB in the beginning and 46.1MB in the end (delta: 1.9MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2023-11-19 04:06:49,219 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:06:49,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 742.87ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 47.8MB in the beginning and 63.4MB in the end (delta: -15.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2023-11-19 04:06:49,221 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.47ms. Allocated memory is still 96.5MB. Free memory was 63.4MB in the beginning and 60.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:49,225 INFO L158 Benchmark]: Boogie Preprocessor took 89.79ms. Allocated memory is still 96.5MB. Free memory was 60.9MB in the beginning and 58.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:06:49,225 INFO L158 Benchmark]: RCFGBuilder took 1031.70ms. Allocated memory is still 96.5MB. Free memory was 58.4MB in the beginning and 46.1MB in the end (delta: 12.4MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2023-11-19 04:06:49,228 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 742.87ms. Allocated memory was 73.4MB in the beginning and 96.5MB in the end (delta: 23.1MB). Free memory was 47.8MB in the beginning and 63.4MB in the end (delta: -15.6MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.47ms. Allocated memory is still 96.5MB. Free memory was 63.4MB in the beginning and 60.9MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.79ms. Allocated memory is still 96.5MB. Free memory was 60.9MB in the beginning and 58.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1031.70ms. Allocated memory is still 96.5MB. Free memory was 58.4MB in the beginning and 46.1MB in the end (delta: 12.4MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:06:49,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ad9ee041-1e5e-4c70-a142-9b4d369ae326/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~a$w_buff1~0 := ~a$w_buff0~0;~a$w_buff0~0 := 1bv32;~a$w_buff1_used~0 := ~a$w_buff0_used~0;~a$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?