./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-context1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-context1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:40:08,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:08,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:08,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:08,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:08,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:08,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:08,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:08,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:08,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:08,348 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:08,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:08,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:08,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:08,358 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:08,359 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:08,362 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:08,363 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:08,365 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:08,368 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:08,372 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:08,374 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:08,376 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:08,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:08,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:08,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:08,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:08,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:08,387 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:08,388 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:08,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:08,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:08,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:08,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:08,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:08,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:08,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:08,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:08,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:08,400 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:08,401 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:08,402 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:40:08,452 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:08,452 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:08,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:08,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:08,454 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:08,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:08,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:08,455 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:08,455 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:08,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:40:08,455 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:08,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:08,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:08,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:08,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:08,457 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:08,457 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:08,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:08,457 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:08,458 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:08,458 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:08,458 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:08,459 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:08,459 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:08,459 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:08,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:08,460 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:08,460 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:40:08,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:40:08,461 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:08,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce [2022-11-20 16:40:08,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:08,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:08,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:08,817 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:08,817 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:08,819 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-context1.wvr.c [2022-11-20 16:40:11,988 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:12,179 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:12,180 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/sv-benchmarks/c/weaver/test-context1.wvr.c [2022-11-20 16:40:12,187 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/data/96b0fc390/f8b7333b7de04ee6974601b8f9da68b8/FLAGf03f37ce1 [2022-11-20 16:40:12,202 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/data/96b0fc390/f8b7333b7de04ee6974601b8f9da68b8 [2022-11-20 16:40:12,205 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:12,207 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:12,208 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:12,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:12,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:12,213 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,214 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d6e05d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12, skipping insertion in model container [2022-11-20 16:40:12,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,222 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:12,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:12,460 WARN L237 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_06f92ccf-fd9b-473f-bbda-5d24e7368587/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-20 16:40:12,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:12,475 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:12,495 WARN L237 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_06f92ccf-fd9b-473f-bbda-5d24e7368587/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-20 16:40:12,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:12,515 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:12,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12 WrapperNode [2022-11-20 16:40:12,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:12,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:12,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:12,518 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:12,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,558 INFO L138 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2022-11-20 16:40:12,558 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:12,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:12,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:12,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:12,567 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,570 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,570 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,576 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,582 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,583 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,585 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:12,586 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:12,586 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:12,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:12,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:12" (1/1) ... [2022-11-20 16:40:12,594 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:12,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:12,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:12,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:40:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:40:12,667 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:40:12,667 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:40:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:40:12,668 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:40:12,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:40:12,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:12,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:40:12,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:40:12,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:40:12,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:40:12,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:12,670 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:12,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:40:12,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:12,671 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:40:12,768 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:12,771 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:13,116 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:13,488 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:13,489 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 16:40:13,490 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50-7 is neither atomic block end nor a sink node. [2022-11-20 16:40:13,492 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 16:40:13,503 INFO L158 Benchmark]: Toolchain (without parser) took 1295.51ms. Allocated memory is still 165.7MB. Free memory was 119.5MB in the beginning and 69.9MB in the end (delta: 49.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2022-11-20 16:40:13,504 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 165.7MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:13,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.08ms. Allocated memory is still 165.7MB. Free memory was 119.5MB in the beginning and 107.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:40:13,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.27ms. Allocated memory is still 165.7MB. Free memory was 107.6MB in the beginning and 106.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:13,507 INFO L158 Benchmark]: Boogie Preprocessor took 26.48ms. Allocated memory is still 165.7MB. Free memory was 106.3MB in the beginning and 104.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:13,508 INFO L158 Benchmark]: RCFGBuilder took 915.14ms. Allocated memory is still 165.7MB. Free memory was 104.8MB in the beginning and 69.9MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-20 16:40:13,511 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 165.7MB. Free memory is still 134.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.08ms. Allocated memory is still 165.7MB. Free memory was 119.5MB in the beginning and 107.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.27ms. Allocated memory is still 165.7MB. Free memory was 107.6MB in the beginning and 106.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.48ms. Allocated memory is still 165.7MB. Free memory was 106.3MB in the beginning and 104.8MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 915.14ms. Allocated memory is still 165.7MB. Free memory was 104.8MB in the beginning and 69.9MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:13,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-context1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:40:16,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:40:16,093 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:40:16,125 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:40:16,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:40:16,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:40:16,136 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:40:16,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:40:16,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:40:16,147 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:40:16,149 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:40:16,150 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:40:16,151 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:40:16,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:40:16,153 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:40:16,154 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:40:16,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:40:16,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:40:16,158 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:40:16,160 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:40:16,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:40:16,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:40:16,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:40:16,165 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:40:16,169 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:40:16,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:40:16,170 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:40:16,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:40:16,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:40:16,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:40:16,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:40:16,174 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:40:16,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:40:16,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:40:16,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:40:16,191 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:40:16,192 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:40:16,192 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:40:16,192 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:40:16,194 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:40:16,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:40:16,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:40:16,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:40:16,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:40:16,241 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:40:16,242 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:40:16,243 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:40:16,243 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:40:16,244 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:40:16,244 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:40:16,244 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:40:16,244 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:40:16,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:40:16,246 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:40:16,246 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:40:16,247 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:40:16,247 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:40:16,247 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:40:16,248 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:40:16,248 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:40:16,248 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:40:16,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:40:16,249 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:40:16,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:40:16,249 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:40:16,250 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:40:16,250 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:40:16,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:16,251 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:40:16,251 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:40:16,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:40:16,252 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:40:16,252 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:40:16,252 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:40:16,253 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:40:16,253 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:40:16,253 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6c10414fe2617d00008bf9d366bc6ac1618cf93ea0f6ae08bc6c5a126364bce [2022-11-20 16:40:16,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:40:16,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:40:16,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:40:16,670 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:40:16,670 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:40:16,672 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-context1.wvr.c [2022-11-20 16:40:19,698 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:40:19,969 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:40:19,970 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/sv-benchmarks/c/weaver/test-context1.wvr.c [2022-11-20 16:40:19,980 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/data/f11442897/517e5b58e83e4004af69d9ea56501a89/FLAGf18ff15ac [2022-11-20 16:40:20,004 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/data/f11442897/517e5b58e83e4004af69d9ea56501a89 [2022-11-20 16:40:20,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:40:20,011 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:40:20,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:20,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:40:20,018 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:40:20,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d59849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20, skipping insertion in model container [2022-11-20 16:40:20,024 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:40:20,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:20,314 WARN L237 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_06f92ccf-fd9b-473f-bbda-5d24e7368587/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-20 16:40:20,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:20,351 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-20 16:40:20,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:40:20,381 WARN L237 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_06f92ccf-fd9b-473f-bbda-5d24e7368587/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-20 16:40:20,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:20,394 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:40:20,423 WARN L237 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_06f92ccf-fd9b-473f-bbda-5d24e7368587/sv-benchmarks/c/weaver/test-context1.wvr.c[2433,2446] [2022-11-20 16:40:20,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:40:20,444 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:40:20,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20 WrapperNode [2022-11-20 16:40:20,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:40:20,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:20,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:40:20,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:40:20,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,479 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,510 INFO L138 Inliner]: procedures = 26, calls = 34, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2022-11-20 16:40:20,510 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:40:20,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:40:20,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:40:20,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:40:20,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,540 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,541 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,551 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,553 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:40:20,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:40:20,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:40:20,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:40:20,559 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:40:20" (1/1) ... [2022-11-20 16:40:20,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:40:20,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:40:20,595 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:40:20,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:40:20,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:40:20,637 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:40:20,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:40:20,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:40:20,638 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:40:20,638 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:40:20,638 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:40:20,638 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:40:20,638 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:40:20,638 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:40:20,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:40:20,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:40:20,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 16:40:20,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:40:20,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:40:20,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:40:20,640 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:40:20,641 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:40:20,815 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:40:20,817 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:40:21,290 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:40:21,679 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:40:21,680 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 16:40:21,680 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L50-7 is neither atomic block end nor a sink node. [2022-11-20 16:40:21,681 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 16:40:21,688 INFO L158 Benchmark]: Toolchain (without parser) took 1675.60ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 53.9MB in the beginning and 48.8MB in the end (delta: 5.0MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2022-11-20 16:40:21,689 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:21,689 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.03ms. Allocated memory is still 75.5MB. Free memory was 53.9MB in the beginning and 40.5MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:40:21,690 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.54ms. Allocated memory is still 75.5MB. Free memory was 40.5MB in the beginning and 38.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:40:21,691 INFO L158 Benchmark]: Boogie Preprocessor took 45.39ms. Allocated memory is still 75.5MB. Free memory was 38.9MB in the beginning and 37.1MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:40:21,692 INFO L158 Benchmark]: RCFGBuilder took 1128.19ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 37.1MB in the beginning and 48.8MB in the end (delta: -11.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 16:40:21,700 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 54.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.03ms. Allocated memory is still 75.5MB. Free memory was 53.9MB in the beginning and 40.5MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.54ms. Allocated memory is still 75.5MB. Free memory was 40.5MB in the beginning and 38.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.39ms. Allocated memory is still 75.5MB. Free memory was 38.9MB in the beginning and 37.1MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1128.19ms. Allocated memory was 75.5MB in the beginning and 113.2MB in the end (delta: 37.7MB). Free memory was 37.1MB in the beginning and 48.8MB in the end (delta: -11.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 16:40:21,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_06f92ccf-fd9b-473f-bbda-5d24e7368587/bin/ukojak-pZX7IvK2PQ/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?