./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/locks/test_locks_5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/locks/test_locks_5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI --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 3f68d39859f114df07f2619f37e3285dcdf00194e62a42552d2c67e537c13685 ............................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:18:36,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:18:36,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:18:36,606 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:18:36,606 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:18:36,610 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:18:36,614 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:18:36,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:18:36,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:18:36,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:18:36,627 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:18:36,629 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:18:36,629 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:18:36,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:18:36,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:18:36,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:18:36,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:18:36,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:18:36,648 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:18:36,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:18:36,659 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:18:36,661 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:18:36,662 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:18:36,663 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:18:36,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:18:36,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:18:36,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:18:36,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:18:36,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:18:36,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:18:36,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:18:36,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:18:36,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:18:36,675 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:18:36,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:18:36,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:18:36,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:18:36,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:18:36,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:18:36,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:18:36,680 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:18:36,681 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:18:36,726 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:18:36,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:18:36,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:18:36,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:18:36,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:18:36,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:18:36,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:18:36,729 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:18:36,736 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:18:36,736 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:18:36,737 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:18:36,737 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:18:36,737 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:18:36,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:18:36,738 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:18:36,738 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:18:36,738 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:18:36,738 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:18:36,739 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:18:36,739 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:18:36,739 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:18:36,739 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:18:36,739 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:18:36,740 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:18:36,740 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:18:36,740 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:18:36,740 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:18:36,740 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:18:36,740 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_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f68d39859f114df07f2619f37e3285dcdf00194e62a42552d2c67e537c13685 [2021-10-29 03:18:37,033 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:18:37,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:18:37,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:18:37,071 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:18:37,072 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:18:37,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/locks/test_locks_5.c [2021-10-29 03:18:37,156 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/data/321e4d4ca/8c9279f744b14ee2b7d9ab6518fed803/FLAGe699082bd [2021-10-29 03:18:37,593 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:18:37,593 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/sv-benchmarks/c/locks/test_locks_5.c [2021-10-29 03:18:37,601 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/data/321e4d4ca/8c9279f744b14ee2b7d9ab6518fed803/FLAGe699082bd [2021-10-29 03:18:37,993 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/data/321e4d4ca/8c9279f744b14ee2b7d9ab6518fed803 [2021-10-29 03:18:37,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:18:37,997 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:18:37,998 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:18:37,999 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:18:38,002 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:18:38,003 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:18:37" (1/1) ... [2021-10-29 03:18:38,004 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65223bc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38, skipping insertion in model container [2021-10-29 03:18:38,004 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:18:37" (1/1) ... [2021-10-29 03:18:38,011 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:18:38,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:18:38,192 WARN L228 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_1e4f756a-728b-4351-b72d-263514f78f1c/sv-benchmarks/c/locks/test_locks_5.c[2207,2220] [2021-10-29 03:18:38,196 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:18:38,206 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:18:38,230 WARN L228 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_1e4f756a-728b-4351-b72d-263514f78f1c/sv-benchmarks/c/locks/test_locks_5.c[2207,2220] [2021-10-29 03:18:38,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:18:38,243 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:18:38,243 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38 WrapperNode [2021-10-29 03:18:38,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:18:38,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:18:38,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:18:38,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:18:38,253 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,259 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:18:38,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:18:38,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:18:38,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:18:38,288 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,300 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:18:38,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:18:38,305 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:18:38,305 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:18:38,306 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,317 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:18:38,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:18:38,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:18:38,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:18:38,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:18:38,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:18:38,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:18:38,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:18:38,768 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:18:38,768 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-29 03:18:38,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:18:38 BoogieIcfgContainer [2021-10-29 03:18:38,770 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:18:38,771 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:18:38,771 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:18:38,782 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:18:38,782 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:18:38" (1/1) ... [2021-10-29 03:18:38,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:18:38,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:38,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2021-10-29 03:18:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2021-10-29 03:18:38,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:18:38,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:38,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:38,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:39,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:39,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:39,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 18 states and 26 transitions. [2021-10-29 03:18:39,096 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 26 transitions. [2021-10-29 03:18:39,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:18:39,096 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:39,097 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:39,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 20 states and 28 transitions. [2021-10-29 03:18:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 28 transitions. [2021-10-29 03:18:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:18:39,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:39,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:39,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:39,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:39,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2021-10-29 03:18:39,540 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2021-10-29 03:18:39,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:18:39,540 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:39,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:39,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:39,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:39,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:39,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2021-10-29 03:18:39,895 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2021-10-29 03:18:39,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:18:39,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:39,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:39,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:40,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:40,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2021-10-29 03:18:40,037 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2021-10-29 03:18:40,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:18:40,038 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:40,038 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:40,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:40,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:40,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:40,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2021-10-29 03:18:40,606 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2021-10-29 03:18:40,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:18:40,606 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:40,606 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:40,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:40,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:40,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2021-10-29 03:18:40,740 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2021-10-29 03:18:40,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:18:40,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:40,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:40,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:40,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:40,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:40,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2021-10-29 03:18:40,919 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2021-10-29 03:18:40,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:18:40,920 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:40,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:40,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:41,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:41,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2021-10-29 03:18:41,082 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2021-10-29 03:18:41,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:18:41,084 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:41,084 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:41,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:41,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:41,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:41,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2021-10-29 03:18:41,969 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2021-10-29 03:18:41,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:18:41,970 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:41,970 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:41,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:41,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:42,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:42,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2021-10-29 03:18:42,139 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2021-10-29 03:18:42,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:18:42,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:42,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:42,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:42,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-10-29 03:18:42,353 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-10-29 03:18:42,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:18:42,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:42,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:42,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:42,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:42,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 23 states and 31 transitions. [2021-10-29 03:18:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 31 transitions. [2021-10-29 03:18:42,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:18:42,527 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:42,527 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:42,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:42,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:42,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2021-10-29 03:18:42,677 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2021-10-29 03:18:42,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:18:42,678 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:18:42,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:18:42,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:18:42,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:18:42,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:18:42,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 16 states and 21 transitions. [2021-10-29 03:18:42,898 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 21 transitions. [2021-10-29 03:18:42,899 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:18:42,899 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 16 iterations. [2021-10-29 03:18:42,909 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:18:42,998 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:18:43,002 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:18:43,003 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:18:43,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:18:43 ImpRootNode [2021-10-29 03:18:43,003 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:18:43,004 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:18:43,004 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:18:43,004 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:18:43,004 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:18:38" (3/4) ... [2021-10-29 03:18:43,007 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:18:43,017 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-10-29 03:18:43,018 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-29 03:18:43,018 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:18:43,018 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:18:43,076 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:18:43,076 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:18:43,078 INFO L168 Benchmark]: Toolchain (without parser) took 5080.12 ms. Allocated memory was 83.9 MB in the beginning and 127.9 MB in the end (delta: 44.0 MB). Free memory was 49.7 MB in the beginning and 83.0 MB in the end (delta: -33.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:18:43,079 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 54.2 MB in the beginning and 54.2 MB in the end (delta: 30.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:18:43,079 INFO L168 Benchmark]: CACSL2BoogieTranslator took 245.60 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 49.6 MB in the beginning and 81.2 MB in the end (delta: -31.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:18:43,080 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.20 ms. Allocated memory is still 104.9 MB. Free memory was 81.2 MB in the beginning and 79.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:18:43,080 INFO L168 Benchmark]: Boogie Preprocessor took 23.00 ms. Allocated memory is still 104.9 MB. Free memory was 79.6 MB in the beginning and 78.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:18:43,081 INFO L168 Benchmark]: RCFGBuilder took 466.09 ms. Allocated memory is still 104.9 MB. Free memory was 78.1 MB in the beginning and 63.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:18:43,082 INFO L168 Benchmark]: CodeCheck took 4231.81 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 63.4 MB in the beginning and 86.0 MB in the end (delta: -22.6 MB). Peak memory consumption was 1.9 MB. Max. memory is 16.1 GB. [2021-10-29 03:18:43,082 INFO L168 Benchmark]: Witness Printer took 72.93 ms. Allocated memory is still 127.9 MB. Free memory was 86.0 MB in the beginning and 83.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:18:43,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 16, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 180224 SDtfs, 116700 SDslu, 0 SDs, 0 SdLazy, 572728 SolverSat, 212700 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1247 GetRequests, 1147 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3906 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 140 NumberOfCodeBlocks, 140 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 545 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 15 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 93]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 26]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory was 54.2 MB in the beginning and 54.2 MB in the end (delta: 30.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 245.60 ms. Allocated memory was 83.9 MB in the beginning and 104.9 MB in the end (delta: 21.0 MB). Free memory was 49.6 MB in the beginning and 81.2 MB in the end (delta: -31.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 35.20 ms. Allocated memory is still 104.9 MB. Free memory was 81.2 MB in the beginning and 79.6 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.00 ms. Allocated memory is still 104.9 MB. Free memory was 79.6 MB in the beginning and 78.6 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 466.09 ms. Allocated memory is still 104.9 MB. Free memory was 78.1 MB in the beginning and 63.9 MB in the end (delta: 14.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * CodeCheck took 4231.81 ms. Allocated memory was 104.9 MB in the beginning and 127.9 MB in the end (delta: 23.1 MB). Free memory was 63.4 MB in the beginning and 86.0 MB in the end (delta: -22.6 MB). Peak memory consumption was 1.9 MB. Max. memory is 16.1 GB. * Witness Printer took 72.93 ms. Allocated memory is still 127.9 MB. Free memory was 86.0 MB in the beginning and 83.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:18:43,129 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e4f756a-728b-4351-b72d-263514f78f1c/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...