./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-examples/standard_running-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_running-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b155d36c818668577415bbab4913364c1907de6bd1c1c9e0d185f4f2f125b180 --- 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-2329fc7 [2022-12-14 16:29:44,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:29:44,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:29:44,617 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:29:44,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:29:44,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:29:44,620 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:29:44,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:29:44,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:29:44,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:29:44,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:29:44,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:29:44,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:29:44,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:29:44,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:29:44,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:29:44,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:29:44,631 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:29:44,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:29:44,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:29:44,634 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:29:44,635 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:29:44,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:29:44,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:29:44,639 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:29:44,639 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:29:44,639 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:29:44,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:29:44,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:29:44,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:29:44,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:29:44,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:29:44,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:29:44,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:29:44,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:29:44,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:29:44,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:29:44,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:29:44,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:29:44,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:29:44,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:29:44,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 16:29:44,659 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:29:44,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:29:44,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:29:44,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:29:44,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:29:44,665 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:29:44,666 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:29:44,666 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:29:44,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 16:29:44,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:29:44,666 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:29:44,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:29:44,666 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:29:44,666 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:29:44,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:29:44,667 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 16:29:44,667 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:29:44,667 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:29:44,667 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:29:44,667 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:29:44,667 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:29:44,667 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:29:44,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:29:44,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:29:44,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:29:44,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:29:44,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:29:44,668 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:29:44,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:29:44,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:29:44,668 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_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b155d36c818668577415bbab4913364c1907de6bd1c1c9e0d185f4f2f125b180 [2022-12-14 16:29:44,856 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:29:44,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:29:44,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:29:44,878 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:29:44,879 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:29:44,880 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-examples/standard_running-2.i [2022-12-14 16:29:47,460 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:29:47,598 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:29:47,598 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/sv-benchmarks/c/array-examples/standard_running-2.i [2022-12-14 16:29:47,603 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/data/01a79e8f4/f19c5ec8ca0e41f1a70cf129fbda0b1f/FLAG856a8ca79 [2022-12-14 16:29:47,613 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/data/01a79e8f4/f19c5ec8ca0e41f1a70cf129fbda0b1f [2022-12-14 16:29:47,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:29:47,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:29:47,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:29:47,617 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:29:47,619 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:29:47,619 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,620 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c04bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47, skipping insertion in model container [2022-12-14 16:29:47,620 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,626 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:29:47,636 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:29:47,736 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/sv-benchmarks/c/array-examples/standard_running-2.i[811,824] [2022-12-14 16:29:47,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:29:47,754 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:29:47,763 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/sv-benchmarks/c/array-examples/standard_running-2.i[811,824] [2022-12-14 16:29:47,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:29:47,780 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:29:47,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47 WrapperNode [2022-12-14 16:29:47,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:29:47,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:29:47,781 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:29:47,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:29:47,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,793 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,807 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2022-12-14 16:29:47,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:29:47,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:29:47,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:29:47,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:29:47,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,816 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,820 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,823 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,824 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,824 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:29:47,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:29:47,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:29:47,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:29:47,827 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:47" (1/1) ... [2022-12-14 16:29:47,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:29:47,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:29:47,851 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:29:47,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:29:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:29:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:29:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 16:29:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 16:29:47,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:29:47,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:29:47,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 16:29:47,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 16:29:47,946 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:29:47,948 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:29:48,084 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:29:48,190 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:29:48,191 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 16:29:48,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:29:48 BoogieIcfgContainer [2022-12-14 16:29:48,193 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:29:48,194 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:29:48,194 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:29:48,204 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:29:48,204 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:29:48" (1/1) ... [2022-12-14 16:29:48,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:29:48,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:48,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2022-12-14 16:29:48,261 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2022-12-14 16:29:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 16:29:48,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:48,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:48,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:48,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:29:48,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:48,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-12-14 16:29:48,509 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-12-14 16:29:48,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 16:29:48,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:48,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:48,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:29:48,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:48,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-12-14 16:29:48,570 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-12-14 16:29:48,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 16:29:48,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:48,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:48,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:48,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:29:48,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:48,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2022-12-14 16:29:48,727 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-12-14 16:29:48,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 16:29:48,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:48,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:48,771 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 16:29:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:48,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 21 states and 25 transitions. [2022-12-14 16:29:48,846 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 25 transitions. [2022-12-14 16:29:48,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 16:29:48,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:48,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:29:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:48,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2022-12-14 16:29:48,944 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2022-12-14 16:29:48,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 16:29:48,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:48,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,018 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:29:49,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2022-12-14 16:29:49,053 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-12-14 16:29:49,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 16:29:49,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,079 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 16:29:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-12-14 16:29:49,096 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-12-14 16:29:49,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 16:29:49,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 16:29:49,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-12-14 16:29:49,132 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-12-14 16:29:49,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 16:29:49,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,171 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 16:29:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2022-12-14 16:29:49,191 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2022-12-14 16:29:49,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 16:29:49,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,223 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 16:29:49,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-12-14 16:29:49,241 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-12-14 16:29:49,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 16:29:49,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,277 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 16:29:49,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2022-12-14 16:29:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2022-12-14 16:29:49,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 16:29:49,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,386 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 16:29:49,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-12-14 16:29:49,397 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-12-14 16:29:49,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 16:29:49,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,453 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 16:29:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2022-12-14 16:29:49,567 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2022-12-14 16:29:49,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 16:29:49,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,595 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 16:29:49,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 31 transitions. [2022-12-14 16:29:49,610 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2022-12-14 16:29:49,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 16:29:49,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,645 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 16:29:49,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2022-12-14 16:29:49,665 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2022-12-14 16:29:49,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 16:29:49,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,694 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 16:29:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2022-12-14 16:29:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2022-12-14 16:29:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 16:29:49,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:29:49,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:29:49,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:29:49,752 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 16:29:49,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:29:49,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2022-12-14 16:29:49,777 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2022-12-14 16:29:49,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 16:29:49,777 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2022-12-14 16:29:49,785 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-12-14 16:29:49,882 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-12-14 16:29:49,891 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2022-12-14 16:29:49,891 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-12-14 16:29:49,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 04:29:49 ImpRootNode [2022-12-14 16:29:49,892 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 16:29:49,893 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 16:29:49,893 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 16:29:49,893 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 16:29:49,894 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:29:48" (3/4) ... [2022-12-14 16:29:49,896 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 16:29:49,904 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-14 16:29:49,904 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-12-14 16:29:49,904 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 16:29:49,905 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 16:29:49,944 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 16:29:49,944 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 16:29:49,945 INFO L158 Benchmark]: Toolchain (without parser) took 2329.26ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 89.7MB in the beginning and 102.6MB in the end (delta: -12.8MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-12-14 16:29:49,946 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:29:49,946 INFO L158 Benchmark]: CACSL2BoogieTranslator took 164.31ms. Allocated memory is still 130.0MB. Free memory was 89.7MB in the beginning and 79.5MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 16:29:49,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.26ms. Allocated memory is still 130.0MB. Free memory was 79.5MB in the beginning and 78.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:29:49,947 INFO L158 Benchmark]: Boogie Preprocessor took 17.92ms. Allocated memory is still 130.0MB. Free memory was 78.0MB in the beginning and 76.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:29:49,947 INFO L158 Benchmark]: RCFGBuilder took 366.77ms. Allocated memory is still 130.0MB. Free memory was 76.7MB in the beginning and 59.1MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 16:29:49,947 INFO L158 Benchmark]: CodeCheck took 1698.34ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 58.7MB in the beginning and 105.6MB in the end (delta: -46.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 16:29:49,948 INFO L158 Benchmark]: Witness Printer took 51.69ms. Allocated memory is still 157.3MB. Free memory was 105.6MB in the beginning and 102.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 16:29:49,950 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, 17 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 400 SdHoareTripleChecker+Valid, 1.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 237 mSDsluCounter, 39 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 549 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1416 IncrementalHoareTripleChecker+Invalid, 1965 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 549 mSolverCounterUnsat, 39 mSDtfsCounter, 1416 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1421 GetRequests, 1378 SyntacticMatches, 5 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 590 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 210 NumberOfCodeBlocks, 210 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 193 ConstructedInterpolants, 0 QuantifiedInterpolants, 322 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 11 PerfectInterpolantSequences, 99/112 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: 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: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 130.0MB. Free memory is still 100.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 164.31ms. Allocated memory is still 130.0MB. Free memory was 89.7MB in the beginning and 79.5MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.26ms. Allocated memory is still 130.0MB. Free memory was 79.5MB in the beginning and 78.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.92ms. Allocated memory is still 130.0MB. Free memory was 78.0MB in the beginning and 76.7MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 366.77ms. Allocated memory is still 130.0MB. Free memory was 76.7MB in the beginning and 59.1MB in the end (delta: 17.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 1698.34ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 58.7MB in the beginning and 105.6MB in the end (delta: -46.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 51.69ms. Allocated memory is still 157.3MB. Free memory was 105.6MB in the beginning and 102.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-14 16:29:49,965 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_168381ac-ad4e-46c9-a66d-d1136cc962f6/bin/ukojak-rkRKPMF4O4/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