./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3 --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 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:18:47,567 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:18:47,667 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 03:18:47,674 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:18:47,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:18:47,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:18:47,715 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:18:47,716 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:18:47,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:18:47,717 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:18:47,718 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:18:47,718 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:18:47,718 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:18:47,719 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:18:47,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:18:47,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:18:47,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:18:47,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:18:47,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:18:47,720 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:18:47,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:18:47,720 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:18:47,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:18:47,721 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:18:47,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:18:47,721 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:18:47,721 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:18:47,721 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:18:47,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:18:47,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:18:47,722 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:18:47,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:18:47,722 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:18:47,722 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:18:47,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:18:47,722 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab [2024-11-25 03:18:48,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:18:48,062 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:18:48,065 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:18:48,068 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:18:48,068 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:18:48,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2024-11-25 03:18:50,925 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data/704b11426/9be40665c1544f94a35b12266c013264/FLAG89ba404ce [2024-11-25 03:18:51,232 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:18:51,232 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2024-11-25 03:18:51,241 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data/704b11426/9be40665c1544f94a35b12266c013264/FLAG89ba404ce [2024-11-25 03:18:51,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data/704b11426/9be40665c1544f94a35b12266c013264 [2024-11-25 03:18:51,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:18:51,503 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:18:51,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:18:51,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:18:51,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:18:51,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b252954 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51, skipping insertion in model container [2024-11-25 03:18:51,511 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,528 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:18:51,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:18:51,720 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:18:51,759 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:18:51,782 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:18:51,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51 WrapperNode [2024-11-25 03:18:51,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:18:51,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:18:51,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:18:51,784 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:18:51,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,833 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 101 [2024-11-25 03:18:51,833 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:18:51,834 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:18:51,834 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:18:51,834 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:18:51,843 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,847 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,857 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,862 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,875 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:18:51,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:18:51,882 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:18:51,882 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:18:51,883 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:51" (1/1) ... [2024-11-25 03:18:51,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:18:51,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:18:51,929 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:18:51,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:18:51,964 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2024-11-25 03:18:51,964 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2024-11-25 03:18:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:18:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 03:18:51,965 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 03:18:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 03:18:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 03:18:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 03:18:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 03:18:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:18:51,966 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:18:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:18:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 03:18:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 03:18:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:18:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:18:51,968 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 03:18:52,120 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:18:52,122 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:18:52,518 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 03:18:52,518 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:18:52,684 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:18:52,700 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:18:52,724 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:18:52,728 WARN L170 LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:18:52,745 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:18:52,766 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:18:52,784 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:18:52,792 INFO L158 Benchmark]: Toolchain (without parser) took 1288.43ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 48.1MB in the end (delta: 53.8MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-25 03:18:52,792 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:18:52,793 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.20ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 89.8MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:18:52,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.93ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:18:52,796 INFO L158 Benchmark]: Boogie Preprocessor took 43.14ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 87.3MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:18:52,796 INFO L158 Benchmark]: RCFGBuilder took 912.30ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 48.1MB in the end (delta: 39.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 03:18:52,799 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.20ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 89.8MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.93ms. Allocated memory is still 142.6MB. Free memory was 89.8MB in the beginning and 88.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.14ms. Allocated memory is still 142.6MB. Free memory was 88.4MB in the beginning and 87.3MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 912.30ms. Allocated memory is still 142.6MB. Free memory was 87.3MB in the beginning and 48.1MB in the end (delta: 39.3MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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 end of atomic block: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:18:52,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3 --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 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:18:55,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:18:55,698 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 03:18:55,762 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:18:55,763 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:18:55,763 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:18:55,764 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:18:55,765 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:18:55,766 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:18:55,766 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:18:55,767 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:18:55,767 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:18:55,767 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:18:55,767 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:18:55,768 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:18:55,769 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:18:55,769 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:18:55,769 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:18:55,769 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:18:55,769 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:18:55,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:18:55,769 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:18:55,769 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:18:55,769 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:18:55,770 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:18:55,770 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:18:55,770 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:18:55,770 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:18:55,771 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3e310cbbcaa6ee1bb3c2e05a2a5fb7cb2ddde366fa4283fb7922170dd08986ab [2024-11-25 03:18:56,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:18:56,168 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:18:56,171 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:18:56,173 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:18:56,174 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:18:56,178 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2024-11-25 03:18:59,169 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data/78986b14a/b9d226520833420eb52b08d18427ff3e/FLAG2fb9304b0 [2024-11-25 03:18:59,448 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:18:59,449 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/sv-benchmarks/c/weaver/chl-collitem-trans.wvr.c [2024-11-25 03:18:59,461 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data/78986b14a/b9d226520833420eb52b08d18427ff3e/FLAG2fb9304b0 [2024-11-25 03:18:59,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/data/78986b14a/b9d226520833420eb52b08d18427ff3e [2024-11-25 03:18:59,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:18:59,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:18:59,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:18:59,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:18:59,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:18:59,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:18:59" (1/1) ... [2024-11-25 03:18:59,754 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c09035e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:18:59, skipping insertion in model container [2024-11-25 03:18:59,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:18:59" (1/1) ... [2024-11-25 03:18:59,776 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:19:00,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:19:00,035 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:19:00,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:19:00,099 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:19:00,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00 WrapperNode [2024-11-25 03:19:00,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:19:00,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:19:00,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:19:00,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:19:00,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,149 INFO L138 Inliner]: procedures = 22, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-11-25 03:19:00,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:19:00,153 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:19:00,153 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:19:00,153 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:19:00,160 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,161 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,166 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,166 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,176 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,181 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,187 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,189 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,194 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,196 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:19:00,201 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:19:00,201 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:19:00,201 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:19:00,202 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:19:00" (1/1) ... [2024-11-25 03:19:00,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:19:00,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:19:00,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:19:00,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:19:00,264 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2024-11-25 03:19:00,265 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2024-11-25 03:19:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:19:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 03:19:00,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 03:19:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 03:19:00,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 03:19:00,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 03:19:00,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 03:19:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:19:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 03:19:00,266 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 03:19:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 03:19:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 03:19:00,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:19:00,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:19:00,268 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 03:19:00,388 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:19:00,393 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:19:00,834 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 03:19:00,836 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:19:00,975 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:19:00,991 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:19:01,027 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:19:01,031 WARN L170 LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:19:01,045 WARN L170 LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:19:01,058 WARN L170 LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 03:19:01,073 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 03:19:01,078 INFO L158 Benchmark]: Toolchain (without parser) took 1333.62ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 82.3MB in the end (delta: 10.8MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2024-11-25 03:19:01,080 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:19:01,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.10ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 80.5MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:19:01,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.74ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:19:01,084 INFO L158 Benchmark]: Boogie Preprocessor took 47.13ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:19:01,085 INFO L158 Benchmark]: RCFGBuilder took 875.50ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 82.3MB in the end (delta: -4.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-25 03:19:01,087 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 82.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.10ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 80.5MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.74ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.13ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.7MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 875.50ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 82.3MB in the end (delta: -4.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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 end of atomic block: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 03:19:01,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2eb604c5-2adb-4785-a907-583e2e79e017/bin/ukojak-verify-ENZ3QT5qd3/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 end of atomic block: #t~ite5 := #t~ret4;~result_12~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_12~0);#t~ite7 := ~result_12~0;~result_12~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block?