./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/test-easy6.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 e29a676a5171b2e56cc2900cb5470509b7d8cacfca71c5e2d0aea36c369ff26e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:14:11,519 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:14:11,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:14:11,563 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:14:11,564 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:14:11,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:14:11,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:14:11,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:14:11,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:14:11,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:14:11,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:14:11,577 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:14:11,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:14:11,587 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:14:11,589 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:14:11,593 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:14:11,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:14:11,598 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:14:11,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:14:11,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:14:11,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:14:11,619 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:14:11,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:14:11,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:14:11,634 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:14:11,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:14:11,640 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:14:11,641 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:14:11,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:14:11,645 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:14:11,646 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:14:11,647 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:14:11,648 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:14:11,649 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:14:11,651 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:14:11,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:14:11,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:14:11,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:14:11,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:14:11,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:14:11,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:14:11,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:14:11,685 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:14:11,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:14:11,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:14:11,687 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:14:11,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:14:11,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:14:11,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:14:11,689 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:14:11,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:14:11,690 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:14:11,690 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:14:11,690 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:14:11,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:14:11,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:14:11,691 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:14:11,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:14:11,691 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:14:11,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:14:11,692 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:14:11,692 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:14:11,693 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:14:11,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:14:11,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:14:11,694 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:14:11,694 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:14:11,694 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:14:11,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:14:11,695 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:14:11,695 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_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e29a676a5171b2e56cc2900cb5470509b7d8cacfca71c5e2d0aea36c369ff26e [2021-11-23 01:14:12,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:14:12,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:14:12,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:14:12,100 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:14:12,101 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:14:12,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/test-easy6.wvr.c [2021-11-23 01:14:12,197 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data/eb1ed0297/343a79f538094e669e3e421f7a8e513d/FLAG385532640 [2021-11-23 01:14:12,751 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:14:12,752 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/sv-benchmarks/c/weaver/test-easy6.wvr.c [2021-11-23 01:14:12,761 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data/eb1ed0297/343a79f538094e669e3e421f7a8e513d/FLAG385532640 [2021-11-23 01:14:13,123 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data/eb1ed0297/343a79f538094e669e3e421f7a8e513d [2021-11-23 01:14:13,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:14:13,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:14:13,141 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:14:13,142 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:14:13,145 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:14:13,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799d042e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13, skipping insertion in model container [2021-11-23 01:14:13,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:14:13,180 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:14:13,393 WARN L230 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_b59b0423-dcce-4225-b0cd-ff18ef10da30/sv-benchmarks/c/weaver/test-easy6.wvr.c[3046,3059] [2021-11-23 01:14:13,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:14:13,409 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:14:13,437 WARN L230 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_b59b0423-dcce-4225-b0cd-ff18ef10da30/sv-benchmarks/c/weaver/test-easy6.wvr.c[3046,3059] [2021-11-23 01:14:13,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:14:13,457 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:14:13,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13 WrapperNode [2021-11-23 01:14:13,458 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:14:13,459 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:14:13,459 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:14:13,460 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:14:13,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,480 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,511 INFO L137 Inliner]: procedures = 21, calls = 59, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2021-11-23 01:14:13,511 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:14:13,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:14:13,513 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:14:13,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:14:13,523 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,537 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,539 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,550 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,552 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:14:13,558 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:14:13,558 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:14:13,558 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:14:13,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:13" (1/1) ... [2021-11-23 01:14:13,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:14:13,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:14:13,600 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:14:13,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:14:13,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:14:13,654 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:14:13,655 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:14:13,656 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:14:13,656 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:14:13,657 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:14:13,657 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:14:13,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:14:13,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:14:13,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:14:13,658 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:14:13,659 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:14:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:14:13,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:14:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:14:13,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:14:13,662 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:14:13,804 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:14:13,807 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:14:14,018 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:14:14,068 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:14:14,068 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:14:14,069 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-23 01:14:14,070 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:304) 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) [2021-11-23 01:14:14,075 INFO L158 Benchmark]: Toolchain (without parser) took 946.33ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 53.5MB in the beginning and 97.4MB in the end (delta: -43.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:14:14,077 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 96.5MB. Free memory was 69.6MB in the beginning and 69.5MB in the end (delta: 100.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:14:14,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.70ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 53.3MB in the beginning and 102.8MB in the end (delta: -49.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-23 01:14:14,079 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.68ms. Allocated memory is still 127.9MB. Free memory was 102.8MB in the beginning and 100.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:14:14,080 INFO L158 Benchmark]: Boogie Preprocessor took 44.35ms. Allocated memory is still 127.9MB. Free memory was 100.8MB in the beginning and 100.1MB in the end (delta: 731.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:14:14,082 INFO L158 Benchmark]: RCFGBuilder took 515.40ms. Allocated memory is still 127.9MB. Free memory was 100.1MB in the beginning and 97.4MB in the end (delta: 2.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:14:14,087 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 96.5MB. Free memory was 69.6MB in the beginning and 69.5MB in the end (delta: 100.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.70ms. Allocated memory was 96.5MB in the beginning and 127.9MB in the end (delta: 31.5MB). Free memory was 53.3MB in the beginning and 102.8MB in the end (delta: -49.5MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.68ms. Allocated memory is still 127.9MB. Free memory was 102.8MB in the beginning and 100.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.35ms. Allocated memory is still 127.9MB. Free memory was 100.8MB in the beginning and 100.1MB in the end (delta: 731.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 515.40ms. Allocated memory is still 127.9MB. Free memory was 100.1MB in the beginning and 97.4MB in the end (delta: 2.7MB). Peak memory consumption was 6.3MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:14:14,134 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/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_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 e29a676a5171b2e56cc2900cb5470509b7d8cacfca71c5e2d0aea36c369ff26e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:14:17,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:14:17,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:14:17,150 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:14:17,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:14:17,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:14:17,158 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:14:17,164 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:14:17,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:14:17,176 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:14:17,182 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:14:17,185 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:14:17,185 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:14:17,189 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:14:17,192 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:14:17,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:14:17,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:14:17,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:14:17,209 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:14:17,218 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:14:17,221 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:14:17,223 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:14:17,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:14:17,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:14:17,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:14:17,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:14:17,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:14:17,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:14:17,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:14:17,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:14:17,252 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:14:17,253 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:14:17,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:14:17,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:14:17,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:14:17,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:14:17,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:14:17,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:14:17,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:14:17,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:14:17,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:14:17,271 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:14:17,327 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:14:17,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:14:17,329 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:14:17,329 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:14:17,331 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:14:17,331 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:14:17,331 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:14:17,332 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:14:17,332 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:14:17,332 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:14:17,333 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:14:17,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:14:17,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:14:17,334 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:14:17,334 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:14:17,335 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:14:17,335 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:14:17,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:14:17,335 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:14:17,336 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:14:17,336 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:14:17,336 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:14:17,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:14:17,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:14:17,337 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:14:17,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:14:17,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:14:17,338 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:14:17,338 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:14:17,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:14:17,338 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:14:17,338 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:14:17,339 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_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e29a676a5171b2e56cc2900cb5470509b7d8cacfca71c5e2d0aea36c369ff26e [2021-11-23 01:14:17,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:14:17,868 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:14:17,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:14:17,873 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:14:17,874 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:14:17,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/test-easy6.wvr.c [2021-11-23 01:14:17,972 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data/8691aceb2/d6e81b8bf100403ebf9bb41af6f7d534/FLAG3744a3eca [2021-11-23 01:14:18,625 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:14:18,626 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/sv-benchmarks/c/weaver/test-easy6.wvr.c [2021-11-23 01:14:18,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data/8691aceb2/d6e81b8bf100403ebf9bb41af6f7d534/FLAG3744a3eca [2021-11-23 01:14:18,965 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/data/8691aceb2/d6e81b8bf100403ebf9bb41af6f7d534 [2021-11-23 01:14:18,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:14:18,970 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:14:18,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:14:18,973 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:14:18,977 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:14:18,978 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:14:18" (1/1) ... [2021-11-23 01:14:18,979 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@177158e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:18, skipping insertion in model container [2021-11-23 01:14:18,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:14:18" (1/1) ... [2021-11-23 01:14:18,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:14:19,013 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:14:19,261 WARN L230 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_b59b0423-dcce-4225-b0cd-ff18ef10da30/sv-benchmarks/c/weaver/test-easy6.wvr.c[3046,3059] [2021-11-23 01:14:19,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:14:19,280 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:14:19,375 WARN L230 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_b59b0423-dcce-4225-b0cd-ff18ef10da30/sv-benchmarks/c/weaver/test-easy6.wvr.c[3046,3059] [2021-11-23 01:14:19,383 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:14:19,411 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:14:19,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19 WrapperNode [2021-11-23 01:14:19,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:14:19,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:14:19,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:14:19,414 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:14:19,423 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,476 INFO L137 Inliner]: procedures = 23, calls = 59, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 50 [2021-11-23 01:14:19,477 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:14:19,478 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:14:19,478 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:14:19,479 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:14:19,487 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,487 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,501 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,503 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,506 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:14:19,507 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:14:19,507 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:14:19,508 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:14:19,508 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:14:19" (1/1) ... [2021-11-23 01:14:19,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:14:19,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:14:19,544 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:14:19,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:14:19,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:14:19,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:14:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:14:19,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:14:19,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:14:19,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:14:19,586 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:14:19,586 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:14:19,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:14:19,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:14:19,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:14:19,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:14:19,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:14:19,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:14:19,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:14:19,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:14:19,590 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:14:19,684 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:14:19,687 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:14:19,911 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:14:19,970 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:14:19,970 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:14:19,971 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-23 01:14:19,972 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:304) 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) [2021-11-23 01:14:19,977 INFO L158 Benchmark]: Toolchain (without parser) took 1005.85ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 36.6MB in the beginning and 42.5MB in the end (delta: -5.9MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2021-11-23 01:14:19,978 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:14:19,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 440.33ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 36.4MB in the beginning and 57.9MB in the end (delta: -21.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:14:19,995 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.35ms. Allocated memory is still 75.5MB. Free memory was 57.9MB in the beginning and 56.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:14:19,996 INFO L158 Benchmark]: Boogie Preprocessor took 28.25ms. Allocated memory is still 75.5MB. Free memory was 56.3MB in the beginning and 54.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:14:19,997 INFO L158 Benchmark]: RCFGBuilder took 467.85ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 42.5MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:14:20,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 58.7MB. Free memory was 39.9MB in the beginning and 39.8MB in the end (delta: 42.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 440.33ms. Allocated memory was 58.7MB in the beginning and 75.5MB in the end (delta: 16.8MB). Free memory was 36.4MB in the beginning and 57.9MB in the end (delta: -21.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.35ms. Allocated memory is still 75.5MB. Free memory was 57.9MB in the beginning and 56.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.25ms. Allocated memory is still 75.5MB. Free memory was 56.3MB in the beginning and 54.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 467.85ms. Allocated memory is still 75.5MB. Free memory was 54.9MB in the beginning and 42.5MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:14:20,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b59b0423-dcce-4225-b0cd-ff18ef10da30/bin/ukojak-LBtLqBUTdQ/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?