./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:57:31,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:57:31,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:57:31,671 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:57:31,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:57:31,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:57:31,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:57:31,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:57:31,680 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:57:31,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:57:31,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:57:31,691 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:57:31,691 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:57:31,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:57:31,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:57:31,700 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:57:31,703 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:57:31,704 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:57:31,705 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:57:31,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:57:31,721 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:57:31,724 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:57:31,725 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:57:31,726 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:57:31,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:57:31,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:57:31,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:57:31,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:57:31,741 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:57:31,742 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:57:31,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:57:31,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:57:31,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:57:31,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:57:31,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:57:31,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:57:31,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:57:31,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:57:31,749 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:57:31,750 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:57:31,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:57:31,752 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:57:31,791 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:57:31,791 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:57:31,792 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:57:31,793 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:57:31,793 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:57:31,794 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:57:31,794 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:57:31,794 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:57:31,795 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:57:31,795 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:57:31,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:57:31,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:57:31,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:57:31,797 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:57:31,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:57:31,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:57:31,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:57:31,797 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:57:31,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:57:31,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:57:31,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:57:31,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:57:31,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:57:31,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:57:31,799 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:57:31,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:57:31,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:57:31,800 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_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46249a8081e9ed07db6908cd3a496204be92fe5d3b36976e28b801142a0a3633 [2022-11-20 16:57:32,127 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:57:32,164 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:57:32,167 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:57:32,168 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:57:32,169 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:57:32,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2022-11-20 16:57:35,213 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:57:35,404 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:57:35,405 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/sv-benchmarks/c/termination-crafted-lit/LeikeHeizmann-TACAS2014-Ex1.c [2022-11-20 16:57:35,409 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/data/2de559ebe/e46f65f7970d4563aac5e16768ee88f8/FLAG0dbc5869d [2022-11-20 16:57:35,423 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/data/2de559ebe/e46f65f7970d4563aac5e16768ee88f8 [2022-11-20 16:57:35,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:57:35,427 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:57:35,428 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:57:35,429 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:57:35,432 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:57:35,433 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,434 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e846475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35, skipping insertion in model container [2022-11-20 16:57:35,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:57:35,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:57:35,597 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:57:35,604 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:57:35,618 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:57:35,640 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:57:35,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35 WrapperNode [2022-11-20 16:57:35,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:57:35,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:57:35,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:57:35,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:57:35,654 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,660 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,680 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2022-11-20 16:57:35,680 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:57:35,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:57:35,682 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:57:35,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:57:35,690 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,691 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,691 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,697 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,698 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,699 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:57:35,700 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:57:35,700 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:57:35,700 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:57:35,701 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:57:35" (1/1) ... [2022-11-20 16:57:35,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:57:35,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:57:35,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:57:35,753 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:57:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:57:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:57:35,861 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:57:35,863 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:57:36,031 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:57:36,054 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:57:36,058 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 16:57:36,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:57:36 BoogieIcfgContainer [2022-11-20 16:57:36,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:57:36,063 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:57:36,063 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:57:36,073 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:57:36,073 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:57:36" (1/1) ... [2022-11-20 16:57:36,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:57:36,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:36,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 20 states and 21 transitions. [2022-11-20 16:57:36,185 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2022-11-20 16:57:36,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:57:36,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:36,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:36,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:36,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:36,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-11-20 16:57:36,530 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-20 16:57:36,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 16:57:36,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:36,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:36,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:36,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:36,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:36,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 24 states and 29 transitions. [2022-11-20 16:57:36,659 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 29 transitions. [2022-11-20 16:57:36,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:57:36,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:36,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:36,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:37,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:37,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2022-11-20 16:57:37,109 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2022-11-20 16:57:37,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 16:57:37,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:37,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:37,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:37,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:37,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:37,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2022-11-20 16:57:37,539 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-11-20 16:57:37,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:57:37,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:37,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:37,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:37,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:37,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:37,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 31 states and 48 transitions. [2022-11-20 16:57:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2022-11-20 16:57:37,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 16:57:37,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:37,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:37,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:37,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:37,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2022-11-20 16:57:37,769 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-11-20 16:57:37,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:57:37,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:37,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:37,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:37,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2022-11-20 16:57:37,828 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2022-11-20 16:57:37,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 16:57:37,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:37,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:37,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:37,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 37 states and 55 transitions. [2022-11-20 16:57:37,918 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 55 transitions. [2022-11-20 16:57:37,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:57:37,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:37,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:38,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:38,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:38,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 58 transitions. [2022-11-20 16:57:38,579 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 58 transitions. [2022-11-20 16:57:38,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:57:38,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:38,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:38,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:38,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:39,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 62 transitions. [2022-11-20 16:57:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 62 transitions. [2022-11-20 16:57:39,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:57:39,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:39,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:39,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:39,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 32 states and 47 transitions. [2022-11-20 16:57:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 47 transitions. [2022-11-20 16:57:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:57:39,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:39,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:39,578 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:57:40,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:40,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2022-11-20 16:57:40,008 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2022-11-20 16:57:40,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:57:40,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:40,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:57:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2022-11-20 16:57:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2022-11-20 16:57:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:57:40,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:40,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:40,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:40,581 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:57:40,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:40,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2022-11-20 16:57:40,851 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2022-11-20 16:57:40,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:57:40,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:40,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:40,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:40,875 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 16:57:41,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:41,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-11-20 16:57:41,716 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-11-20 16:57:41,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:57:41,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:41,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:41,748 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:57:41,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:41,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 47 states and 61 transitions. [2022-11-20 16:57:41,864 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2022-11-20 16:57:41,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:57:41,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:57:41,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:57:41,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:57:41,891 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 16:57:41,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:57:41,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2022-11-20 16:57:41,995 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2022-11-20 16:57:41,995 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:57:41,995 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-11-20 16:57:42,005 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:57:42,121 INFO L560 CodeCheckObserver]: Invariant with dag size 20 [2022-11-20 16:57:42,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:57:42 ImpRootNode [2022-11-20 16:57:42,131 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:57:42,132 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:57:42,132 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:57:42,132 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:57:42,133 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:57:36" (3/4) ... [2022-11-20 16:57:42,136 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:57:42,144 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-20 16:57:42,145 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 16:57:42,145 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 16:57:42,186 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:57:42,186 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:57:42,187 INFO L158 Benchmark]: Toolchain (without parser) took 6759.99ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 122.7MB in the beginning and 154.3MB in the end (delta: -31.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:57:42,187 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 119.5MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:57:42,188 INFO L158 Benchmark]: CACSL2BoogieTranslator took 212.59ms. Allocated memory is still 157.3MB. Free memory was 122.7MB in the beginning and 127.7MB in the end (delta: -5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 16:57:42,188 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.78ms. Allocated memory is still 157.3MB. Free memory was 127.7MB in the beginning and 125.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:57:42,189 INFO L158 Benchmark]: Boogie Preprocessor took 18.12ms. Allocated memory is still 157.3MB. Free memory was 125.8MB in the beginning and 124.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:57:42,189 INFO L158 Benchmark]: RCFGBuilder took 361.73ms. Allocated memory is still 157.3MB. Free memory was 124.6MB in the beginning and 115.0MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 16:57:42,190 INFO L158 Benchmark]: CodeCheck took 6068.57ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 114.1MB in the beginning and 157.3MB in the end (delta: -43.2MB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. [2022-11-20 16:57:42,190 INFO L158 Benchmark]: Witness Printer took 54.56ms. Allocated memory is still 188.7MB. Free memory was 156.4MB in the beginning and 154.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:57:42,192 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, 20 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 5.9s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 936 SdHoareTripleChecker+Valid, 5.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 847 mSDsluCounter, 68 SdHoareTripleChecker+Invalid, 4.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 523 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2962 IncrementalHoareTripleChecker+Invalid, 3485 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 523 mSolverCounterUnsat, 68 mSDtfsCounter, 2962 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1499 GetRequests, 1357 SyntacticMatches, 10 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7410 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 152 NumberOfCodeBlocks, 152 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 135 ConstructedInterpolants, 0 QuantifiedInterpolants, 606 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 10 PerfectInterpolantSequences, 23/50 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: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 17]: Loop Invariant Derived loop invariant: (((!(q <= 2147483647) && q <= y + 2147483644) && y <= 2147483647) || ((!(q <= 2147483647) && q + y <= 2147483646) && 0 <= y + 2147483648)) || ((0 <= y + 2147483648 && y <= 2147483647) && q <= 2147483647) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57ms. Allocated memory is still 119.5MB. Free memory is still 89.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 212.59ms. Allocated memory is still 157.3MB. Free memory was 122.7MB in the beginning and 127.7MB in the end (delta: -5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.78ms. Allocated memory is still 157.3MB. Free memory was 127.7MB in the beginning and 125.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.12ms. Allocated memory is still 157.3MB. Free memory was 125.8MB in the beginning and 124.6MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 361.73ms. Allocated memory is still 157.3MB. Free memory was 124.6MB in the beginning and 115.0MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 6068.57ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 114.1MB in the beginning and 157.3MB in the end (delta: -43.2MB). Peak memory consumption was 102.4MB. Max. memory is 16.1GB. * Witness Printer took 54.56ms. Allocated memory is still 188.7MB. Free memory was 156.4MB in the beginning and 154.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:57:42,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f3556ea-2537-441a-806d-809e15b8960c/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE