./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-fun.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_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/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_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/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_1f73c411-1a47-40cc-b0a6-abad62e7057a/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 fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:26:21,208 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:26:21,275 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 05:26:21,280 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:26:21,281 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:26:21,304 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:26:21,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:26:21,305 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:26:21,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:26:21,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:26:21,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:26:21,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:26:21,308 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:26:21,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:26:21,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:26:21,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:26:21,311 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:26:21,312 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:26:21,312 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:26:21,312 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:26:21,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:26:21,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:21,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:26:21,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:26:21,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:26:21,312 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:26:21,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:26:21,313 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_1f73c411-1a47-40cc-b0a6-abad62e7057a/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 -> fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 [2024-11-25 05:26:21,681 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:26:21,691 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:26:21,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:26:21,695 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:26:21,695 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:26:21,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2024-11-25 05:26:24,968 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data/a1cdf812f/4d8a01e6f11f4272b1f8ec63fe5c225b/FLAG2b510c1dc [2024-11-25 05:26:25,349 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:26:25,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2024-11-25 05:26:25,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data/a1cdf812f/4d8a01e6f11f4272b1f8ec63fe5c225b/FLAG2b510c1dc [2024-11-25 05:26:25,591 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data/a1cdf812f/4d8a01e6f11f4272b1f8ec63fe5c225b [2024-11-25 05:26:25,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:26:25,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:26:25,601 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:25,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:26:25,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:26:25,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:25,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c09bff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25, skipping insertion in model container [2024-11-25 05:26:25,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:25,641 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:26:25,874 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:25,888 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:26:25,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:25,933 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:26:25,934 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25 WrapperNode [2024-11-25 05:26:25,934 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:25,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:25,936 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:26:25,936 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:26:25,944 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:25,954 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:25,980 INFO L138 Inliner]: procedures = 23, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 54 [2024-11-25 05:26:25,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:25,981 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:26:25,981 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:26:25,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:26:25,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:25,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:25,994 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:25,995 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:26,014 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:26,015 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:26,024 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:26,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:26,030 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:26,037 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:26:26,038 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:26:26,038 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:26:26,038 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:26:26,039 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:25" (1/1) ... [2024-11-25 05:26:26,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:26,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:26:26,093 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:26:26,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:26:26,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:26:26,140 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 05:26:26,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 05:26:26,140 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 05:26:26,141 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 05:26:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:26:26,141 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:26:26,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:26:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 05:26:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 05:26:26,142 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 05:26:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 05:26:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 05:26:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 05:26:26,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:26:26,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:26:26,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 05:26:26,144 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 05:26:26,294 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:26:26,297 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:26:26,675 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:26:26,676 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:26:26,836 WARN L170 LargeBlockEncoding]: Complex 2:4 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 05:26:26,884 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: havoc #t~mem4;havoc #t~mem5;call #t~mem6 := read~int(~f~0.base, ~f~0.offset + 4 * ~counter~0, 4);~counter~0 := #t~mem6;havoc #t~mem6;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:26:26,893 INFO L158 Benchmark]: Toolchain (without parser) took 1295.06ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 50.1MB in the end (delta: 42.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 05:26:26,893 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:26,894 INFO L158 Benchmark]: CACSL2BoogieTranslator took 336.21ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 80.6MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:26,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.98ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:26,899 INFO L158 Benchmark]: Boogie Preprocessor took 55.84ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:26,899 INFO L158 Benchmark]: RCFGBuilder took 853.09ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 50.1MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:26:26,905 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 336.21ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 80.6MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.98ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.84ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 853.09ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 50.1MB in the end (delta: 28.1MB). Peak memory consumption was 25.2MB. 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: havoc #t~mem4;havoc #t~mem5;call #t~mem6 := read~int(~f~0.base, ~f~0.offset + 4 * ~counter~0, 4);~counter~0 := #t~mem6;havoc #t~mem6;). 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: havoc #t~mem4;havoc #t~mem5;call #t~mem6 := read~int(~f~0.base, ~f~0.offset + 4 * ~counter~0, 4);~counter~0 := #t~mem6;havoc #t~mem6;). 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 05:26:26,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/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_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/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_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/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_1f73c411-1a47-40cc-b0a6-abad62e7057a/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 fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:26:30,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:26:30,212 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 05:26:30,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:26:30,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:26:30,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:26:30,243 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:26:30,243 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:26:30,243 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:26:30,243 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 05:26:30,244 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 05:26:30,245 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 05:26:30,245 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 05:26:30,245 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:26:30,245 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:26:30,245 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:26:30,245 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:26:30,245 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:26:30,245 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:26:30,245 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:26:30,246 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:30,246 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 05:26:30,246 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:26:30,246 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:30,246 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:26:30,246 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:26:30,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:26:30,246 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 05:26:30,247 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 05:26:30,247 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 05:26:30,247 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_1f73c411-1a47-40cc-b0a6-abad62e7057a/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 -> fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 [2024-11-25 05:26:30,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:26:30,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:26:30,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:26:30,603 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:26:30,607 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:26:30,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2024-11-25 05:26:34,098 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data/4876cbaba/1eae9153e3b74c65b97e3a21201661dc/FLAG07b7e99f6 [2024-11-25 05:26:34,450 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:26:34,450 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2024-11-25 05:26:34,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data/4876cbaba/1eae9153e3b74c65b97e3a21201661dc/FLAG07b7e99f6 [2024-11-25 05:26:34,508 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/data/4876cbaba/1eae9153e3b74c65b97e3a21201661dc [2024-11-25 05:26:34,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:26:34,516 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:26:34,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:34,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:26:34,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:26:34,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:34,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d81ac7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34, skipping insertion in model container [2024-11-25 05:26:34,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:34,558 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:26:34,842 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 05:26:34,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:34,870 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:26:34,924 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:26:34,946 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:26:34,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34 WrapperNode [2024-11-25 05:26:34,949 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:26:34,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:34,950 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:26:34,950 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:26:34,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:34,977 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:34,999 INFO L138 Inliner]: procedures = 25, calls = 36, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2024-11-25 05:26:35,000 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:26:35,000 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:26:35,001 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:26:35,001 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:26:35,008 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,012 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,037 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,038 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,047 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,049 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,052 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:26:35,053 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:26:35,053 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:26:35,053 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:26:35,054 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:26:34" (1/1) ... [2024-11-25 05:26:35,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:26:35,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:26:35,096 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:26:35,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:26:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:26:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 05:26:35,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 05:26:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 05:26:35,138 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 05:26:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 05:26:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 05:26:35,138 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 05:26:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 05:26:35,139 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 05:26:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 05:26:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 05:26:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 05:26:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 05:26:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:26:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:26:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 05:26:35,141 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 05:26:35,265 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:26:35,267 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:26:35,724 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 05:26:35,725 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:26:35,879 WARN L170 LargeBlockEncoding]: Complex 2:4 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-25 05:26:35,939 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: havoc #t~mem4;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~f~0.base, ~bvadd~32(~f~0.offset, ~bvmul~32(4bv32, ~counter~0)), 4bv32);~counter~0 := #t~mem6;havoc #t~mem6;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 05:26:35,945 INFO L158 Benchmark]: Toolchain (without parser) took 1428.03ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 45.2MB in the end (delta: 48.3MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 05:26:35,945 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:35,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.65ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 80.4MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:35,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.93ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 05:26:35,947 INFO L158 Benchmark]: Boogie Preprocessor took 51.54ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.9MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 05:26:35,947 INFO L158 Benchmark]: RCFGBuilder took 890.35ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 45.2MB in the end (delta: 32.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 05:26:35,950 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.65ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 80.4MB in the end (delta: 13.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.93ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.54ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 77.9MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 890.35ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 45.2MB in the end (delta: 32.4MB). Peak memory consumption was 25.2MB. 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: havoc #t~mem4;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~f~0.base, ~bvadd~32(~f~0.offset, ~bvmul~32(4bv32, ~counter~0)), 4bv32);~counter~0 := #t~mem6;havoc #t~mem6;). 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: havoc #t~mem4;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~f~0.base, ~bvadd~32(~f~0.offset, ~bvmul~32(4bv32, ~counter~0)), 4bv32);~counter~0 := #t~mem6;havoc #t~mem6;). 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 05:26:35,987 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f73c411-1a47-40cc-b0a6-abad62e7057a/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem4;havoc #t~mem5;call #t~mem6 := read~intINTTYPE4(~f~0.base, ~bvadd~32(~f~0.offset, ~bvmul~32(4bv32, ~counter~0)), 4bv32);~counter~0 := #t~mem6;havoc #t~mem6;). Is there illegal control flow (e.g. loops) within an atomic block?