./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_running-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:13:33,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:13:33,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:13:33,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:13:33,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:13:33,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:13:33,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:13:33,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:13:33,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:13:33,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:13:33,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:13:33,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:13:33,589 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:13:33,591 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:13:33,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:13:33,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:13:33,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:13:33,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:13:33,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:13:33,607 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:13:33,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:13:33,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:13:33,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:13:33,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:13:33,622 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:13:33,625 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:13:33,626 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:13:33,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:13:33,628 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:13:33,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:13:33,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:13:33,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:13:33,632 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:13:33,634 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:13:33,636 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:13:33,636 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:13:33,637 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:13:33,637 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:13:33,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:13:33,639 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:13:33,640 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:13:33,641 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:13:33,673 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:13:33,677 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:13:33,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:13:33,679 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:13:33,680 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:13:33,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:13:33,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:13:33,680 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:13:33,681 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:13:33,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:13:33,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:13:33,682 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:13:33,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:13:33,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:13:33,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:13:33,683 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:13:33,684 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:13:33,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:13:33,684 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:13:33,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:13:33,685 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:13:33,685 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:13:33,685 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:13:33,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:13:33,686 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:13:33,686 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:13:33,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:13:33,686 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:13:33,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:13:33,687 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:13:33,688 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_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b155d36c818668577415bbab4913364c1907de6bd1c1c9e0d185f4f2f125b180 [2022-11-21 22:13:33,993 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:13:34,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:13:34,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:13:34,027 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:13:34,027 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:13:34,029 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/array-examples/standard_running-2.i [2022-11-21 22:13:37,267 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:13:37,454 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:13:37,454 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/sv-benchmarks/c/array-examples/standard_running-2.i [2022-11-21 22:13:37,461 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/data/20ca3cf87/585507e165b0427d969e56c065b570ce/FLAG6f66fb1a9 [2022-11-21 22:13:37,478 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/data/20ca3cf87/585507e165b0427d969e56c065b570ce [2022-11-21 22:13:37,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:13:37,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:13:37,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:13:37,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:13:37,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:13:37,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@321bfaee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37, skipping insertion in model container [2022-11-21 22:13:37,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:13:37,512 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:13:37,657 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_0cd2958e-2f86-4418-9f9e-ace920aacbbd/sv-benchmarks/c/array-examples/standard_running-2.i[811,824] [2022-11-21 22:13:37,672 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:13:37,682 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:13:37,695 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_0cd2958e-2f86-4418-9f9e-ace920aacbbd/sv-benchmarks/c/array-examples/standard_running-2.i[811,824] [2022-11-21 22:13:37,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:13:37,718 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:13:37,719 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37 WrapperNode [2022-11-21 22:13:37,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:13:37,720 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:13:37,720 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:13:37,720 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:13:37,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,736 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,757 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2022-11-21 22:13:37,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:13:37,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:13:37,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:13:37,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:13:37,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,768 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,780 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,781 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,784 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:13:37,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:13:37,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:13:37,785 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:13:37,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:13:37" (1/1) ... [2022-11-21 22:13:37,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:13:37,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:13:37,821 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:13:37,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:13:37,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:13:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:13:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:13:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:13:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:13:37,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:13:37,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:13:37,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:13:37,937 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:13:37,939 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:13:38,247 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:13:38,372 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:13:38,373 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-21 22:13:38,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:13:38 BoogieIcfgContainer [2022-11-21 22:13:38,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:13:38,377 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:13:38,377 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:13:38,400 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:13:38,400 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:13:38" (1/1) ... [2022-11-21 22:13:38,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:13:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:38,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2022-11-21 22:13:38,503 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2022-11-21 22:13:38,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-21 22:13:38,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:38,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:38,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:38,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:39,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:39,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-21 22:13:39,020 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-21 22:13:39,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:13:39,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:39,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:39,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:39,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:39,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:39,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2022-11-21 22:13:39,150 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2022-11-21 22:13:39,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 22:13:39,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:39,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:39,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:39,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-21 22:13:39,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:39,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2022-11-21 22:13:39,257 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2022-11-21 22:13:39,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:13:39,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:39,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:39,366 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:39,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:39,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2022-11-21 22:13:39,559 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2022-11-21 22:13:39,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:13:39,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:39,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:39,633 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:13:39,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:39,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2022-11-21 22:13:39,711 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2022-11-21 22:13:39,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 22:13:39,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:39,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:39,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:39,797 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:13:39,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:39,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-11-21 22:13:39,820 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-11-21 22:13:39,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 22:13:39,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:39,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:39,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:39,857 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:13:39,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:39,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-21 22:13:39,870 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-21 22:13:39,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 22:13:39,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:39,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:39,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:39,957 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:13:40,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:40,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2022-11-21 22:13:40,038 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2022-11-21 22:13:40,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:13:40,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:40,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:40,104 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:13:40,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:40,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2022-11-21 22:13:40,134 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2022-11-21 22:13:40,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 22:13:40,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:40,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:40,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:40,207 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-21 22:13:40,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 25 transitions. [2022-11-21 22:13:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 25 transitions. [2022-11-21 22:13:40,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 22:13:40,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:40,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:40,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-21 22:13:40,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:40,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-11-21 22:13:40,408 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-21 22:13:40,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-21 22:13:40,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:40,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-21 22:13:40,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:40,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 24 states and 27 transitions. [2022-11-21 22:13:40,475 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-21 22:13:40,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-21 22:13:40,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:40,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:40,521 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-11-21 22:13:40,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:40,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 23 states and 26 transitions. [2022-11-21 22:13:40,541 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 26 transitions. [2022-11-21 22:13:40,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 22:13:40,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:13:40,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:13:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:13:40,629 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-11-21 22:13:40,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:13:40,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 22 states and 24 transitions. [2022-11-21 22:13:40,681 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-11-21 22:13:40,683 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 22:13:40,683 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 15 iterations. [2022-11-21 22:13:40,694 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-11-21 22:13:40,767 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-21 22:13:40,784 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-21 22:13:40,785 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2022-11-21 22:13:40,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 10:13:40 ImpRootNode [2022-11-21 22:13:40,785 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 22:13:40,786 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 22:13:40,786 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 22:13:40,786 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 22:13:40,787 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:13:38" (3/4) ... [2022-11-21 22:13:40,790 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 22:13:40,801 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-21 22:13:40,801 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-21 22:13:40,802 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 22:13:40,802 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 22:13:40,847 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 22:13:40,847 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 22:13:40,848 INFO L158 Benchmark]: Toolchain (without parser) took 3365.84ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 110.3MB in the beginning and 110.6MB in the end (delta: -282.9kB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2022-11-21 22:13:40,848 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 60.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:13:40,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 235.56ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 99.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:13:40,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.51ms. Allocated memory is still 155.2MB. Free memory was 99.3MB in the beginning and 97.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:13:40,849 INFO L158 Benchmark]: Boogie Preprocessor took 26.15ms. Allocated memory is still 155.2MB. Free memory was 97.7MB in the beginning and 96.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:13:40,849 INFO L158 Benchmark]: RCFGBuilder took 590.91ms. Allocated memory is still 155.2MB. Free memory was 96.6MB in the beginning and 78.8MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 22:13:40,850 INFO L158 Benchmark]: CodeCheck took 2408.97ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 78.3MB in the beginning and 113.6MB in the end (delta: -35.3MB). Peak memory consumption was 235.2kB. Max. memory is 16.1GB. [2022-11-21 22:13:40,850 INFO L158 Benchmark]: Witness Printer took 61.09ms. Allocated memory is still 190.8MB. Free memory was 113.6MB in the beginning and 110.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 22:13:40,852 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: 2.3s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 269 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 143 mSDsluCounter, 30 SdHoareTripleChecker+Invalid, 1.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 370 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 927 IncrementalHoareTripleChecker+Invalid, 1297 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 370 mSolverCounterUnsat, 30 mSDtfsCounter, 927 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1066 GetRequests, 1036 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 258 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 162 NumberOfCodeBlocks, 162 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 148 ConstructedInterpolants, 0 QuantifiedInterpolants, 236 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 65/76 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: i == 0 || 1 <= i - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: i == 0 || 1 <= i - 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 0.29ms. Allocated memory is still 109.1MB. Free memory is still 60.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 235.56ms. Allocated memory is still 155.2MB. Free memory was 109.8MB in the beginning and 99.8MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.51ms. Allocated memory is still 155.2MB. Free memory was 99.3MB in the beginning and 97.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.15ms. Allocated memory is still 155.2MB. Free memory was 97.7MB in the beginning and 96.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 590.91ms. Allocated memory is still 155.2MB. Free memory was 96.6MB in the beginning and 78.8MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 2408.97ms. Allocated memory was 155.2MB in the beginning and 190.8MB in the end (delta: 35.7MB). Free memory was 78.3MB in the beginning and 113.6MB in the end (delta: -35.3MB). Peak memory consumption was 235.2kB. Max. memory is 16.1GB. * Witness Printer took 61.09ms. Allocated memory is still 190.8MB. Free memory was 113.6MB in the beginning and 110.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-21 22:13:40,875 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0cd2958e-2f86-4418-9f9e-ace920aacbbd/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE