./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:40:19,785 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:40:19,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:40:19,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:40:19,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:40:19,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:40:19,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:40:19,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:40:19,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:40:19,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:40:19,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:40:19,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:40:19,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:40:19,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:40:19,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:40:19,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:40:19,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:40:19,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:40:19,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:40:19,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:40:19,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:40:19,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:40:19,850 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:40:19,851 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:40:19,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:40:19,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:40:19,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:40:19,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:40:19,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:40:19,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:40:19,859 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:40:19,860 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:40:19,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:40:19,862 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:40:19,863 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:40:19,863 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:40:19,864 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:40:19,864 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:40:19,865 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:40:19,866 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:40:19,866 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:40:19,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:40:19,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:40:19,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:40:19,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:40:19,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:40:19,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:40:19,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:40:19,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:40:19,913 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:40:19,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:40:19,914 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:40:19,915 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:40:19,915 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:40:19,915 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:40:19,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:40:19,916 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:40:19,916 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:40:19,916 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:40:19,916 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:40:19,916 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:40:19,917 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:40:19,917 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:40:19,917 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:40:19,917 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:40:19,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:40:19,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:40:19,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:40:19,919 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:40:19,919 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:40:19,919 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:40:19,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:40:19,920 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_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 [2022-11-20 17:40:20,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:40:20,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:40:20,211 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:40:20,213 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:40:20,213 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:40:20,215 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2022-11-20 17:40:23,296 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:40:23,514 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:40:23,515 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2022-11-20 17:40:23,521 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/data/7ebcb488b/088a5b87d51a4af7bca05752616ddc87/FLAG5beff29fa [2022-11-20 17:40:23,536 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/data/7ebcb488b/088a5b87d51a4af7bca05752616ddc87 [2022-11-20 17:40:23,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:40:23,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:40:23,541 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:40:23,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:40:23,545 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:40:23,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41e633c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23, skipping insertion in model container [2022-11-20 17:40:23,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:40:23,566 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:40:23,703 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_333207c6-e7da-4e62-a22e-13619a292fb4/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c[454,467] [2022-11-20 17:40:23,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:40:23,714 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:40:23,727 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_333207c6-e7da-4e62-a22e-13619a292fb4/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c[454,467] [2022-11-20 17:40:23,728 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:40:23,741 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:40:23,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23 WrapperNode [2022-11-20 17:40:23,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:40:23,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:40:23,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:40:23,747 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:40:23,753 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,772 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-11-20 17:40:23,773 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:40:23,773 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:40:23,773 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:40:23,774 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:40:23,780 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,782 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,782 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,786 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,789 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:40:23,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:40:23,790 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:40:23,790 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:40:23,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:40:23" (1/1) ... [2022-11-20 17:40:23,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:40:23,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:40:23,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:40:23,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:40:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:40:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:40:23,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:40:23,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:40:23,871 INFO L130 BoogieDeclarations]: Found specification of procedure id [2022-11-20 17:40:23,871 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2022-11-20 17:40:23,940 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:40:23,942 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:40:24,066 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:40:24,097 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:40:24,099 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:40:24,102 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:24 BoogieIcfgContainer [2022-11-20 17:40:24,103 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:40:24,104 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:40:24,104 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:40:24,115 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:40:24,115 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:24" (1/1) ... [2022-11-20 17:40:24,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:40:24,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:24,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2022-11-20 17:40:24,183 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2022-11-20 17:40:24,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:40:24,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:24,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:24,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:24,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:24,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:24,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2022-11-20 17:40:24,472 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-11-20 17:40:24,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:40:24,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:24,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:24,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:24,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:24,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 24 transitions. [2022-11-20 17:40:24,553 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-11-20 17:40:24,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:40:24,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:24,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:24,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:24,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:24,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 30 transitions. [2022-11-20 17:40:24,912 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-11-20 17:40:24,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:40:24,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:24,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:24,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:25,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:25,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 34 transitions. [2022-11-20 17:40:25,370 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-11-20 17:40:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:40:25,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:25,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:25,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:25,516 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:25,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:25,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 28 transitions. [2022-11-20 17:40:25,567 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-20 17:40:25,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:40:25,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:25,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:25,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:25,680 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:25,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:25,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 34 transitions. [2022-11-20 17:40:25,865 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-11-20 17:40:25,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:40:25,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:25,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:26,076 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:26,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:26,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 40 transitions. [2022-11-20 17:40:26,253 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-11-20 17:40:26,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:40:26,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:26,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:26,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:26,449 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:26,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:26,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 41 states and 46 transitions. [2022-11-20 17:40:26,652 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-11-20 17:40:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:40:26,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:26,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:26,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:27,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 52 transitions. [2022-11-20 17:40:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2022-11-20 17:40:27,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:40:27,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:27,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:27,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:27,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 58 transitions. [2022-11-20 17:40:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2022-11-20 17:40:27,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:40:27,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:27,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:27,676 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:27,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:27,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 64 transitions. [2022-11-20 17:40:27,912 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2022-11-20 17:40:27,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:40:27,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:27,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:28,149 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:28,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:28,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 61 states and 70 transitions. [2022-11-20 17:40:28,419 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2022-11-20 17:40:28,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:40:28,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:28,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:28,707 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:28,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 66 states and 76 transitions. [2022-11-20 17:40:28,988 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2022-11-20 17:40:28,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-20 17:40:28,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:28,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:29,246 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:29,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:29,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 82 transitions. [2022-11-20 17:40:29,566 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 82 transitions. [2022-11-20 17:40:29,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-20 17:40:29,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:29,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:29,894 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:30,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:30,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 88 transitions. [2022-11-20 17:40:30,233 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 88 transitions. [2022-11-20 17:40:30,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-20 17:40:30,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:30,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:30,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:30,542 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:30,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:30,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 94 transitions. [2022-11-20 17:40:30,889 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2022-11-20 17:40:30,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-20 17:40:30,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:30,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:31,225 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:31,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 86 states and 100 transitions. [2022-11-20 17:40:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2022-11-20 17:40:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:40:31,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:31,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:31,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:31,970 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:32,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:32,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 106 transitions. [2022-11-20 17:40:32,348 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2022-11-20 17:40:32,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:40:32,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:32,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:32,715 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:33,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:33,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 102 transitions. [2022-11-20 17:40:33,090 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2022-11-20 17:40:33,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:40:33,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:33,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:33,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:33,290 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:33,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:33,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 92 states and 121 transitions. [2022-11-20 17:40:33,531 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 121 transitions. [2022-11-20 17:40:33,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:40:33,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:33,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:33,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:33,580 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:33,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:33,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 93 states and 121 transitions. [2022-11-20 17:40:33,608 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2022-11-20 17:40:33,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:40:33,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:33,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:33,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:33,832 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:34,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:34,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 139 transitions. [2022-11-20 17:40:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2022-11-20 17:40:34,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:40:34,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:34,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:34,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:34,538 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2022-11-20 17:40:34,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:34,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 96 states and 138 transitions. [2022-11-20 17:40:34,935 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2022-11-20 17:40:34,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:40:34,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:34,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:35,192 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:35,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:35,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 101 states and 155 transitions. [2022-11-20 17:40:35,772 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2022-11-20 17:40:35,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:40:35,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:35,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:36,045 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:36,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:36,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 106 states and 171 transitions. [2022-11-20 17:40:36,610 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 171 transitions. [2022-11-20 17:40:36,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 17:40:36,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:36,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:36,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:36,870 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:37,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 186 transitions. [2022-11-20 17:40:37,524 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 186 transitions. [2022-11-20 17:40:37,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:40:37,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:37,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:37,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:37,806 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:38,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 116 states and 200 transitions. [2022-11-20 17:40:38,436 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2022-11-20 17:40:38,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:40:38,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:38,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:38,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:38,778 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:39,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:39,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 121 states and 213 transitions. [2022-11-20 17:40:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 213 transitions. [2022-11-20 17:40:39,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 17:40:39,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:39,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:39,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:39,797 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:40,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:40,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 126 states and 225 transitions. [2022-11-20 17:40:40,449 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 225 transitions. [2022-11-20 17:40:40,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:40:40,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:40,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:40,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:40,856 INFO L134 CoverageAnalysis]: Checked inductivity of 727 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:41,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:41,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 131 states and 236 transitions. [2022-11-20 17:40:41,523 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 236 transitions. [2022-11-20 17:40:41,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-20 17:40:41,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:41,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:41,951 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:42,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:42,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 136 states and 246 transitions. [2022-11-20 17:40:42,655 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 246 transitions. [2022-11-20 17:40:42,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-20 17:40:42,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:42,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:42,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:43,098 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:43,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:43,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 141 states and 255 transitions. [2022-11-20 17:40:43,810 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 255 transitions. [2022-11-20 17:40:43,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-20 17:40:43,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:43,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:44,283 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:44,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:44,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 146 states and 263 transitions. [2022-11-20 17:40:44,974 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 263 transitions. [2022-11-20 17:40:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-20 17:40:44,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:44,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:45,474 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:46,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:46,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 151 states and 270 transitions. [2022-11-20 17:40:46,168 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 270 transitions. [2022-11-20 17:40:46,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-20 17:40:46,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:46,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:46,715 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:47,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:47,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 156 states and 276 transitions. [2022-11-20 17:40:47,515 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 276 transitions. [2022-11-20 17:40:47,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-20 17:40:47,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:47,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:47,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-20 17:40:48,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:48,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 158 states and 278 transitions. [2022-11-20 17:40:48,750 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 278 transitions. [2022-11-20 17:40:48,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:40:48,753 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2022-11-20 17:40:48,761 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-20 17:40:49,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:40:49 ImpRootNode [2022-11-20 17:40:49,355 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:40:49,356 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:40:49,356 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:40:49,356 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:40:49,357 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:24" (3/4) ... [2022-11-20 17:40:49,360 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:40:49,365 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2022-11-20 17:40:49,368 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 17:40:49,369 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 17:40:49,369 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:40:49,369 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:40:49,405 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:40:49,406 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:40:49,407 INFO L158 Benchmark]: Toolchain (without parser) took 25866.50ms. Allocated memory was 151.0MB in the beginning and 388.0MB in the end (delta: 237.0MB). Free memory was 120.9MB in the beginning and 141.5MB in the end (delta: -20.5MB). Peak memory consumption was 217.1MB. Max. memory is 16.1GB. [2022-11-20 17:40:49,407 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:40:49,408 INFO L158 Benchmark]: CACSL2BoogieTranslator took 203.13ms. Allocated memory is still 151.0MB. Free memory was 120.9MB in the beginning and 111.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:40:49,409 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.46ms. Allocated memory is still 151.0MB. Free memory was 111.3MB in the beginning and 109.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:40:49,409 INFO L158 Benchmark]: Boogie Preprocessor took 15.44ms. Allocated memory is still 151.0MB. Free memory was 109.7MB in the beginning and 109.0MB in the end (delta: 725.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:40:49,410 INFO L158 Benchmark]: RCFGBuilder took 313.39ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 98.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:40:49,411 INFO L158 Benchmark]: CodeCheck took 25251.94ms. Allocated memory was 151.0MB in the beginning and 388.0MB in the end (delta: 237.0MB). Free memory was 97.9MB in the beginning and 143.5MB in the end (delta: -45.7MB). Peak memory consumption was 191.9MB. Max. memory is 16.1GB. [2022-11-20 17:40:49,412 INFO L158 Benchmark]: Witness Printer took 49.89ms. Allocated memory is still 388.0MB. Free memory was 143.5MB in the beginning and 141.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:40:49,416 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 2 procedures, 18 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 24.6s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3675 SdHoareTripleChecker+Valid, 30.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3391 mSDsluCounter, 2524 SdHoareTripleChecker+Invalid, 24.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 458 mSDsCounter, 7494 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 20309 IncrementalHoareTripleChecker+Invalid, 27803 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7494 mSolverCounterUnsat, 2066 mSDtfsCounter, 20309 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 29551 GetRequests, 29286 SyntacticMatches, 7 SemanticMatches, 258 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27435 ImplicationChecksByTransitivity, 14.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.2s InterpolantComputationTime, 2669 NumberOfCodeBlocks, 2669 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 2633 ConstructedInterpolants, 0 QuantifiedInterpolants, 5238 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 5 PerfectInterpolantSequences, 9443/15429 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: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 107.0MB. Free memory is still 60.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 203.13ms. Allocated memory is still 151.0MB. Free memory was 120.9MB in the beginning and 111.3MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.46ms. Allocated memory is still 151.0MB. Free memory was 111.3MB in the beginning and 109.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.44ms. Allocated memory is still 151.0MB. Free memory was 109.7MB in the beginning and 109.0MB in the end (delta: 725.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 313.39ms. Allocated memory is still 151.0MB. Free memory was 109.0MB in the beginning and 98.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 25251.94ms. Allocated memory was 151.0MB in the beginning and 388.0MB in the end (delta: 237.0MB). Free memory was 97.9MB in the beginning and 143.5MB in the end (delta: -45.7MB). Peak memory consumption was 191.9MB. Max. memory is 16.1GB. * Witness Printer took 49.89ms. Allocated memory is still 388.0MB. Free memory was 143.5MB in the beginning and 141.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:40:49,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_333207c6-e7da-4e62-a22e-13619a292fb4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE