./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c --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_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/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_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/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_94206aa9-1354-4147-bf3f-24eb92d1634d/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 cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:45,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:45,433 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:58:45,439 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:58:45,440 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:58:45,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:45,471 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:45,472 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:45,473 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:45,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:45,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:45,476 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:45,476 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:45,477 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:58:45,478 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:45,479 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:45,479 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:45,480 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:45,481 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:45,481 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:58:45,482 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:45,483 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:45,484 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:45,484 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:45,485 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:45,486 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:45,486 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:45,487 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:45,488 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:45,488 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:45,489 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:45,489 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:45,490 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:58:45,490 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:58:45,491 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:45,491 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_94206aa9-1354-4147-bf3f-24eb92d1634d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e [2023-11-19 03:58:45,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:45,901 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:45,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:45,906 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:45,906 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:45,908 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-11-19 03:58:49,223 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:49,461 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:49,462 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-11-19 03:58:49,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/data/a87846498/586e347a3399483c9891b3e387c2cef7/FLAGf06c1172c [2023-11-19 03:58:49,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/data/a87846498/586e347a3399483c9891b3e387c2cef7 [2023-11-19 03:58:49,493 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:49,495 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:49,497 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:49,497 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:49,503 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:49,504 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,505 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2314c291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49, skipping insertion in model container [2023-11-19 03:58:49,506 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,534 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:49,774 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:49,787 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:58:49,825 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:58:49,835 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:49,836 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:58:49,846 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:58:49,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49 WrapperNode [2023-11-19 03:58:49,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:49,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:49,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:58:49,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:58:49,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,881 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,909 INFO L138 Inliner]: procedures = 25, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2023-11-19 03:58:49,909 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:58:49,910 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:58:49,910 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:58:49,911 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:58:49,922 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,923 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,928 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,928 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,942 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,948 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,951 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,953 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,957 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:58:49,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:58:49,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:58:49,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:58:49,960 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:49" (1/1) ... [2023-11-19 03:58:49,967 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:49,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:58:50,002 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:58:50,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:58:50,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:58:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:58:50,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:58:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:58:50,071 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:58:50,071 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:58:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:58:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:58:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:58:50,072 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:58:50,072 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:58:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:58:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:58:50,073 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:58:50,073 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:58:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:58:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:58:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:58:50,074 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:58:50,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:58:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:58:50,077 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 03:58:50,224 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:58:50,227 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:58:50,726 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:58:51,135 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:58:51,135 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:58:51,140 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: call #t~mem12 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~2, 4);). 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 03:58:51,151 INFO L158 Benchmark]: Toolchain (without parser) took 1655.00ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 77.3MB in the beginning and 103.2MB in the end (delta: -25.9MB). Peak memory consumption was 26.8MB. Max. memory is 16.1GB. [2023-11-19 03:58:51,152 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 138.4MB. Free memory was 112.3MB in the beginning and 112.2MB in the end (delta: 125.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:51,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.66ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 77.1MB in the beginning and 161.1MB in the end (delta: -84.0MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. [2023-11-19 03:58:51,156 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.24ms. Allocated memory is still 190.8MB. Free memory was 161.1MB in the beginning and 159.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:58:51,158 INFO L158 Benchmark]: Boogie Preprocessor took 47.46ms. Allocated memory is still 190.8MB. Free memory was 159.8MB in the beginning and 158.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:58:51,159 INFO L158 Benchmark]: RCFGBuilder took 1190.20ms. Allocated memory is still 190.8MB. Free memory was 158.1MB in the beginning and 103.2MB in the end (delta: 54.9MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-19 03:58:51,172 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 138.4MB. Free memory was 112.3MB in the beginning and 112.2MB in the end (delta: 125.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.66ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 77.1MB in the beginning and 161.1MB in the end (delta: -84.0MB). Peak memory consumption was 16.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.24ms. Allocated memory is still 190.8MB. Free memory was 161.1MB in the beginning and 159.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.46ms. Allocated memory is still 190.8MB. Free memory was 159.8MB in the beginning and 158.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1190.20ms. Allocated memory is still 190.8MB. Free memory was 158.1MB in the beginning and 103.2MB in the end (delta: 54.9MB). Peak memory consumption was 54.5MB. 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: call #t~mem12 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~2, 4);). 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: call #t~mem12 := read~int(~A~0.base, ~A~0.offset + 4 * ~i~2, 4);). 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 03:58:51,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/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 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_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/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_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/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_94206aa9-1354-4147-bf3f-24eb92d1634d/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 cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:58:54,377 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:58:54,500 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:58:54,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:58:54,541 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:58:54,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:58:54,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:58:54,544 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:58:54,545 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:58:54,545 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:58:54,546 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:58:54,547 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:58:54,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:58:54,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:58:54,549 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:58:54,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:58:54,550 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:58:54,551 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:58:54,552 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:58:54,552 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:58:54,553 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:58:54,554 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:58:54,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:58:54,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:58:54,556 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:58:54,556 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:58:54,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:58:54,557 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:58:54,558 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:58:54,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:58:54,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:58:54,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:58:54,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:58:54,561 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:58:54,561 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:58:54,562 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:58:54,563 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:58:54,563 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:58:54,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:58:54,564 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_94206aa9-1354-4147-bf3f-24eb92d1634d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e [2023-11-19 03:58:55,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:58:55,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:58:55,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:58:55,090 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:58:55,091 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:58:55,093 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-11-19 03:58:59,210 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:58:59,543 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:58:59,544 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-11-19 03:58:59,554 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/data/ec4e221e7/77d2d073c0c04724a5a2e18f7fc8ab0e/FLAGb7fbf2646 [2023-11-19 03:58:59,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/data/ec4e221e7/77d2d073c0c04724a5a2e18f7fc8ab0e [2023-11-19 03:58:59,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:58:59,575 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:58:59,576 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:58:59,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:58:59,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:58:59,581 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:59" (1/1) ... [2023-11-19 03:58:59,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a995546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:58:59, skipping insertion in model container [2023-11-19 03:58:59,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:58:59" (1/1) ... [2023-11-19 03:58:59,615 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:58:59,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:00,000 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:59:00,016 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:59:00,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:00,086 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:59:00,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:59:00,183 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:00,184 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:59:00,193 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:59:00,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00 WrapperNode [2023-11-19 03:59:00,195 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:59:00,197 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:00,197 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:59:00,197 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:59:00,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,290 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 103 [2023-11-19 03:59:00,291 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:59:00,292 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:59:00,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:59:00,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:59:00,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,347 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,374 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,377 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,394 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:59:00,395 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:59:00,399 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:59:00,399 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:59:00,400 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:59:00" (1/1) ... [2023-11-19 03:59:00,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:00,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:59:00,439 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:59:00,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:59:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:59:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:59:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:59:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:59:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:59:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:59:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:59:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:59:00,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:59:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:59:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:59:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:59:00,494 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2023-11-19 03:59:00,494 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2023-11-19 03:59:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:59:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:59:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:59:00,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:59:00,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:59:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:59:00,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:59:00,498 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 03:59:00,660 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:59:00,663 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:59:01,290 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:59:01,678 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:59:01,678 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:59:01,680 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: call #t~mem12 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~2)), 4bv32);). 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 03:59:01,685 INFO L158 Benchmark]: Toolchain (without parser) took 2109.78ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 49.2MB in the beginning and 68.7MB in the end (delta: -19.5MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2023-11-19 03:59:01,686 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:59:01,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 619.50ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 49.0MB in the beginning and 85.3MB in the end (delta: -36.3MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2023-11-19 03:59:01,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.67ms. Allocated memory is still 107.0MB. Free memory was 85.3MB in the beginning and 83.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:01,688 INFO L158 Benchmark]: Boogie Preprocessor took 102.13ms. Allocated memory is still 107.0MB. Free memory was 83.5MB in the beginning and 81.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:59:01,689 INFO L158 Benchmark]: RCFGBuilder took 1288.17ms. Allocated memory is still 107.0MB. Free memory was 81.2MB in the beginning and 68.7MB in the end (delta: 12.5MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2023-11-19 03:59:01,692 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 619.50ms. Allocated memory was 73.4MB in the beginning and 107.0MB in the end (delta: 33.6MB). Free memory was 49.0MB in the beginning and 85.3MB in the end (delta: -36.3MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.67ms. Allocated memory is still 107.0MB. Free memory was 85.3MB in the beginning and 83.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.13ms. Allocated memory is still 107.0MB. Free memory was 83.5MB in the beginning and 81.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1288.17ms. Allocated memory is still 107.0MB. Free memory was 81.2MB in the beginning and 68.7MB in the end (delta: 12.5MB). Peak memory consumption was 32.5MB. 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: call #t~mem12 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~2)), 4bv32);). 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: call #t~mem12 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~2)), 4bv32);). 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 03:59:01,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94206aa9-1354-4147-bf3f-24eb92d1634d/bin/ukojak-verify-G8NBE6pJGL/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: call #t~mem12 := read~intINTTYPE4(~A~0.base, ~bvadd~32(~A~0.offset, ~bvmul~32(4bv32, ~i~2)), 4bv32);). Is there illegal control flow (e.g. loops) within an atomic block?