./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:38:47,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:38:47,975 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:38:47,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:38:47,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:38:47,998 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:38:47,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:38:47,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:38:48,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:38:48,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:38:48,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:38:48,000 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:38:48,000 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:38:48,000 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:38:48,000 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:38:48,000 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:38:48,000 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:38:48,001 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:38:48,001 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:38:48,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:38:48,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:38:48,002 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:38:48,002 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:38:48,002 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:38:48,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:38:48,002 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_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 [2024-12-06 04:38:48,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:38:48,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:38:48,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:38:48,241 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:38:48,241 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:38:48,242 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2024-12-06 04:38:50,821 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data/48f7109ee/cacbca9ec5bc41bcb29207541ded12bb/FLAGa31cf2ac5 [2024-12-06 04:38:51,058 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:38:51,059 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2024-12-06 04:38:51,067 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data/48f7109ee/cacbca9ec5bc41bcb29207541ded12bb/FLAGa31cf2ac5 [2024-12-06 04:38:51,424 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data/48f7109ee/cacbca9ec5bc41bcb29207541ded12bb [2024-12-06 04:38:51,426 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:38:51,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:38:51,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:38:51,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:38:51,431 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:38:51,432 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,433 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7462aa93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51, skipping insertion in model container [2024-12-06 04:38:51,433 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,445 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:38:51,574 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3095,3108] [2024-12-06 04:38:51,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:38:51,589 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:38:51,608 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3095,3108] [2024-12-06 04:38:51,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:38:51,623 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:38:51,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51 WrapperNode [2024-12-06 04:38:51,623 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:38:51,624 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:38:51,624 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:38:51,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:38:51,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,651 INFO L138 Inliner]: procedures = 24, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-12-06 04:38:51,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:38:51,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:38:51,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:38:51,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:38:51,657 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,657 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,660 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,660 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,665 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,670 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,671 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:38:51,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:38:51,675 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:38:51,675 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:38:51,676 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:51" (1/1) ... [2024-12-06 04:38:51,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:38:51,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:38:51,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:38:51,703 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:38:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:38:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 04:38:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 04:38:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 04:38:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 04:38:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 04:38:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 04:38:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:38:51,724 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:38:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:38:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:38:51,724 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:38:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:38:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:38:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:38:51,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:38:51,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:38:51,726 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:38:51,808 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:38:51,810 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:38:51,997 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:38:51,997 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:38:52,064 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~mem1;#t~post2 := ~back~0;~back~0 := 1 + #t~post2;havoc #t~post2;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:38:52,071 INFO L158 Benchmark]: Toolchain (without parser) took 643.04ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 57.5MB in the end (delta: 35.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 04:38:52,071 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:52,071 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.48ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.4MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:52,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.98ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:52,072 INFO L158 Benchmark]: Boogie Preprocessor took 22.41ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:52,073 INFO L158 Benchmark]: RCFGBuilder took 394.65ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 57.5MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 04:38:52,074 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 71.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.48ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 80.4MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.98ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 78.9MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.41ms. Allocated memory is still 117.4MB. Free memory was 78.9MB in the beginning and 77.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 394.65ms. Allocated memory is still 117.4MB. Free memory was 77.8MB in the beginning and 57.5MB in the end (delta: 20.2MB). Peak memory consumption was 16.8MB. 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~mem1;#t~post2 := ~back~0;~back~0 := 1 + #t~post2;havoc #t~post2;). 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~mem1;#t~post2 := ~back~0;~back~0 := 1 + #t~post2;havoc #t~post2;). 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. [2024-12-06 04:38:52,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/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_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:38:54,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:38:54,079 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:38:54,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:38:54,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:38:54,106 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:38:54,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:38:54,107 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:38:54,107 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:38:54,108 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:54,108 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:38:54,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:38:54,109 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:38:54,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:38:54,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:38:54,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:38:54,110 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:38:54,110 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:38:54,110 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:38:54,110 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_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b 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 ! call(reach_error())) ) 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 -> 7225a3dc80a635bdf8bc0a0aebf3fff6c385d87e3635c30eb2fdc2ad9b10efb0 [2024-12-06 04:38:54,350 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:38:54,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:38:54,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:38:54,362 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:38:54,362 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:38:54,363 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2024-12-06 04:38:57,110 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data/2aa942d44/ed061ae553b1492e8074ecca0c8c5bd8/FLAGb0f7d229f [2024-12-06 04:38:57,281 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:38:57,282 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c [2024-12-06 04:38:57,290 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data/2aa942d44/ed061ae553b1492e8074ecca0c8c5bd8/FLAGb0f7d229f [2024-12-06 04:38:57,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/data/2aa942d44/ed061ae553b1492e8074ecca0c8c5bd8 [2024-12-06 04:38:57,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:38:57,308 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:38:57,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:38:57,310 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:38:57,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:38:57,314 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,315 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5728f1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57, skipping insertion in model container [2024-12-06 04:38:57,315 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,330 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:38:57,491 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3095,3108] [2024-12-06 04:38:57,498 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:38:57,500 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:38:57,512 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:38:57,533 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/sv-benchmarks/c/weaver/popl20-prod-cons.wvr.c[3095,3108] [2024-12-06 04:38:57,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:38:57,552 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:38:57,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57 WrapperNode [2024-12-06 04:38:57,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:38:57,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:38:57,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:38:57,554 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:38:57,560 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,568 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,583 INFO L138 Inliner]: procedures = 26, calls = 35, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2024-12-06 04:38:57,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:38:57,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:38:57,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:38:57,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:38:57,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,595 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,601 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,607 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,610 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:38:57,611 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:38:57,611 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:38:57,611 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:38:57,612 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:38:57" (1/1) ... [2024-12-06 04:38:57,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:38:57,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:38:57,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:38:57,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:38:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:38:57,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 04:38:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 04:38:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-12-06 04:38:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:38:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:38:57,669 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:38:57,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:38:57,671 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 04:38:57,751 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:38:57,752 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:38:57,965 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 04:38:57,965 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:38:58,050 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~mem1;#t~post2 := ~back~0;~back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 04:38:58,054 INFO L158 Benchmark]: Toolchain (without parser) took 746.11ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 61.4MB in the end (delta: 8.8MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:58,055 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:58,055 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.87ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.2MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:58,056 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.98ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 55.9MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:38:58,056 INFO L158 Benchmark]: Boogie Preprocessor took 26.24ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 54.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:38:58,056 INFO L158 Benchmark]: RCFGBuilder took 442.27ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 61.4MB in the end (delta: -6.8MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-12-06 04:38:58,059 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 243.87ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.2MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.98ms. Allocated memory is still 92.3MB. Free memory was 57.2MB in the beginning and 55.9MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.24ms. Allocated memory is still 92.3MB. Free memory was 55.9MB in the beginning and 54.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 442.27ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 61.4MB in the end (delta: -6.8MB). Peak memory consumption was 11.6MB. 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: havoc #t~mem1;#t~post2 := ~back~0;~back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). 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~mem1;#t~post2 := ~back~0;~back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). 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. [2024-12-06 04:38:58,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f97ada02-8ef6-4f5b-a1c8-a67fda38f1cd/bin/ukojak-verify-CZk0znPC7b/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~mem1;#t~post2 := ~back~0;~back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?