./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.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_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/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_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3 --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 e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:39:48,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:39:48,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 04:39:48,934 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:39:48,934 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:39:48,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:39:48,958 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:39:48,958 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:39:48,958 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:39:48,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:39:48,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:39:48,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:39:48,959 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:39:48,959 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:39:48,959 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:39:48,959 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:39:48,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:39:48,959 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:39:48,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:39:48,960 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:39:48,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:39:48,960 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:39:48,960 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:39:48,960 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:39:48,960 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:39:48,960 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:39:48,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:39:48,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:39:48,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:39:48,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:39:48,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:39:48,961 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:39:48,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:39:48,961 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_d8a32c25-78cd-48f1-b641-3205edca6033/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 ! 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 -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2024-11-25 04:39:49,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:39:49,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:39:49,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:39:49,279 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:39:49,279 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:39:49,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2024-11-25 04:39:52,244 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data/979b56be5/d1519445b880408a908bee2598ad3cdf/FLAG35eacecc1 [2024-11-25 04:39:52,569 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:39:52,589 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2024-11-25 04:39:52,607 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data/979b56be5/d1519445b880408a908bee2598ad3cdf/FLAG35eacecc1 [2024-11-25 04:39:52,639 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data/979b56be5/d1519445b880408a908bee2598ad3cdf [2024-11-25 04:39:52,641 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:39:52,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:39:52,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:39:52,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:39:52,649 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:39:52,650 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:39:52" (1/1) ... [2024-11-25 04:39:52,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@150bd51d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:52, skipping insertion in model container [2024-11-25 04:39:52,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:39:52" (1/1) ... [2024-11-25 04:39:52,681 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:39:52,941 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_d8a32c25-78cd-48f1-b641-3205edca6033/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4270,4283] [2024-11-25 04:39:52,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:39:52,972 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:39:53,001 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_d8a32c25-78cd-48f1-b641-3205edca6033/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4270,4283] [2024-11-25 04:39:53,005 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:39:53,022 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:39:53,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53 WrapperNode [2024-11-25 04:39:53,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:39:53,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:39:53,025 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:39:53,025 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:39:53,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,044 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,069 INFO L138 Inliner]: procedures = 26, calls = 60, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 90 [2024-11-25 04:39:53,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:39:53,071 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:39:53,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:39:53,072 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:39:53,080 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,080 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,103 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,111 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,119 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:39:53,127 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:39:53,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:39:53,131 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:39:53,133 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:39:53" (1/1) ... [2024-11-25 04:39:53,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:39:53,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:39:53,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:39:53,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:39:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:39:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:39:53,210 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 04:39:53,211 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 04:39:53,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:39:53,212 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 04:39:53,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 04:39:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 04:39:53,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 04:39:53,213 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 04:39:53,213 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 04:39:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-25 04:39:53,214 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-25 04:39:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:39:53,214 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:39:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:39:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-25 04:39:53,214 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-25 04:39:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:39:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:39:53,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:39:53,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:39:53,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:39:53,216 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 04:39:53,366 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:39:53,368 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:39:53,786 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:39:53,786 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:39:53,884 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~mem1;#t~post2 := ~q1_back~0;~q1_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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:39:53,894 INFO L158 Benchmark]: Toolchain (without parser) took 1250.94ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 51.5MB in the end (delta: 42.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 04:39:53,894 INFO L158 Benchmark]: CDTParser took 1.56ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:39:53,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 380.26ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 80.4MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:39:53,899 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.94ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 78.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:39:53,902 INFO L158 Benchmark]: Boogie Preprocessor took 55.59ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:39:53,903 INFO L158 Benchmark]: RCFGBuilder took 764.76ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 51.5MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:39:53,906 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.56ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 380.26ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 80.4MB in the end (delta: 13.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.94ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 78.8MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.59ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 77.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 764.76ms. Allocated memory is still 117.4MB. Free memory was 77.7MB in the beginning and 51.5MB in the end (delta: 26.2MB). 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~mem1;#t~post2 := ~q1_back~0;~q1_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 := ~q1_back~0;~q1_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. [2024-11-25 04:39:53,927 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/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_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/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_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3 --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 e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:39:56,694 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:39:56,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 04:39:56,902 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:39:56,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:39:56,903 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:39:56,903 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:39:56,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:39:56,903 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:39:56,903 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:39:56,904 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:39:56,906 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:39:56,906 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:39:56,906 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:39:56,907 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:39:56,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:39:56,907 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:39:56,907 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:39:56,907 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:56,908 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:39:56,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:39:56,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:39:56,908 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:39:56,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:39:56,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:39:56,909 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:39:56,909 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:56,909 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:39:56,909 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_d8a32c25-78cd-48f1-b641-3205edca6033/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 ! 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 -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2024-11-25 04:39:57,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:39:57,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:39:57,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:39:57,250 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:39:57,250 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:39:57,251 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2024-11-25 04:40:00,262 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data/e19c18117/08457214ffce4615b097a2371c56fd4c/FLAGa2c2550cc [2024-11-25 04:40:00,578 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:40:00,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2024-11-25 04:40:00,597 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data/e19c18117/08457214ffce4615b097a2371c56fd4c/FLAGa2c2550cc [2024-11-25 04:40:00,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/data/e19c18117/08457214ffce4615b097a2371c56fd4c [2024-11-25 04:40:00,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:40:00,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:40:00,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:40:00,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:40:00,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:40:00,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:40:00" (1/1) ... [2024-11-25 04:40:00,626 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@447bda2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:00, skipping insertion in model container [2024-11-25 04:40:00,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:40:00" (1/1) ... [2024-11-25 04:40:00,648 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:40:00,893 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_d8a32c25-78cd-48f1-b641-3205edca6033/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4270,4283] [2024-11-25 04:40:00,905 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 04:40:00,914 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:40:00,930 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:40:00,976 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_d8a32c25-78cd-48f1-b641-3205edca6033/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c[4270,4283] [2024-11-25 04:40:00,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:40:01,010 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:40:01,011 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01 WrapperNode [2024-11-25 04:40:01,012 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:40:01,013 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:40:01,013 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:40:01,013 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:40:01,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,063 INFO L138 Inliner]: procedures = 28, calls = 60, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 84 [2024-11-25 04:40:01,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:40:01,066 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:40:01,066 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:40:01,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:40:01,075 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,097 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,106 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:40:01,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:40:01,117 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:40:01,117 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:40:01,118 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:40:01" (1/1) ... [2024-11-25 04:40:01,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:40:01,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:40:01,151 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:40:01,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:40:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:40:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:40:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2024-11-25 04:40:01,182 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2024-11-25 04:40:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:40:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-25 04:40:01,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-25 04:40:01,182 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-25 04:40:01,183 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-25 04:40:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-11-25 04:40:01,183 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-11-25 04:40:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-11-25 04:40:01,183 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-11-25 04:40:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:40:01,183 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:40:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2024-11-25 04:40:01,183 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2024-11-25 04:40:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:40:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:40:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:40:01,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:40:01,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:40:01,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:40:01,185 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 04:40:01,302 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:40:01,304 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:40:01,703 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:40:01,703 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:40:01,870 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 := ~q1_back~0;~q1_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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:40:01,876 INFO L158 Benchmark]: Toolchain (without parser) took 1258.25ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 90.3MB in the end (delta: 1.8MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2024-11-25 04:40:01,877 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:40:01,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 392.82ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 78.3MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:40:01,878 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.92ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:40:01,878 INFO L158 Benchmark]: Boogie Preprocessor took 42.93ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:40:01,878 INFO L158 Benchmark]: RCFGBuilder took 758.07ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 90.3MB in the end (delta: -15.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-25 04:40:01,883 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 117.4MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 392.82ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 78.3MB in the end (delta: 13.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.92ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 76.7MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 42.93ms. Allocated memory is still 117.4MB. Free memory was 76.7MB in the beginning and 75.2MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 758.07ms. Allocated memory is still 117.4MB. Free memory was 75.1MB in the beginning and 90.3MB in the end (delta: -15.2MB). Peak memory consumption was 37.6MB. 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 := ~q1_back~0;~q1_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 := ~q1_back~0;~q1_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. [2024-11-25 04:40:01,909 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8a32c25-78cd-48f1-b641-3205edca6033/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: havoc #t~mem1;#t~post2 := ~q1_back~0;~q1_back~0 := ~bvadd~32(1bv32, #t~post2);havoc #t~post2;). Is there illegal control flow (e.g. loops) within an atomic block?