./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/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_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/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_8eafb22d-d6cd-427c-978c-f5d044bc15df/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_8eafb22d-d6cd-427c-978c-f5d044bc15df/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 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-b5237d8 [2022-11-21 23:12:36,865 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:12:36,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:12:36,894 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:12:36,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:12:36,898 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:12:36,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:12:36,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:12:36,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:12:36,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:12:36,914 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:12:36,916 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:12:36,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:12:36,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:12:36,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:12:36,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:12:36,928 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:12:36,929 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:12:36,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:12:36,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:12:36,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:12:36,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:12:36,940 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:12:36,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:12:36,944 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:12:36,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:12:36,945 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:12:36,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:12:36,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:12:36,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:12:36,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:12:36,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:12:36,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:12:36,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:12:36,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:12:36,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:12:36,952 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:12:36,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:12:36,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:12:36,953 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:12:36,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:12:36,954 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:12:36,973 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:12:36,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:12:36,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:12:36,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:12:36,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:12:36,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:12:36,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:12:36,976 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:12:36,976 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:12:36,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:12:36,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:12:36,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:12:36,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:12:36,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:12:36,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:12:36,978 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:12:36,978 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:12:36,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:12:36,979 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:12:36,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:12:36,979 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:12:36,979 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:12:36,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:12:36,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:12:36,980 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:12:36,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:12:36,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:12:36,981 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:12:36,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:12:36,981 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:12:36,982 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_8eafb22d-d6cd-427c-978c-f5d044bc15df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 715908359373978289cc76ce2f00faf49f4d4a3c6ddae64771646fc969bea981 [2022-11-21 23:12:37,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:12:37,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:12:37,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:12:37,342 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:12:37,343 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:12:37,344 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2022-11-21 23:12:40,219 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:12:40,418 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:12:40,419 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c [2022-11-21 23:12:40,424 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/data/c404d982e/4c31faf92d7349f991f202a46a9cfb70/FLAG74fbae96e [2022-11-21 23:12:40,437 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/data/c404d982e/4c31faf92d7349f991f202a46a9cfb70 [2022-11-21 23:12:40,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:12:40,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:12:40,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:12:40,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:12:40,447 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:12:40,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f6d420b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40, skipping insertion in model container [2022-11-21 23:12:40,449 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,456 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:12:40,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:12:40,626 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_8eafb22d-d6cd-427c-978c-f5d044bc15df/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c[454,467] [2022-11-21 23:12:40,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:12:40,663 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:12:40,689 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_8eafb22d-d6cd-427c-978c-f5d044bc15df/sv-benchmarks/c/recursive-simple/id_i15_o15-1.c[454,467] [2022-11-21 23:12:40,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:12:40,702 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:12:40,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40 WrapperNode [2022-11-21 23:12:40,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:12:40,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:12:40,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:12:40,704 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:12:40,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,718 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,733 INFO L138 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-11-21 23:12:40,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:12:40,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:12:40,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:12:40,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:12:40,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,745 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,745 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,751 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,753 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:12:40,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:12:40,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:12:40,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:12:40,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:12:40" (1/1) ... [2022-11-21 23:12:40,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:12:40,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:12:40,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:12:40,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:12:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:12:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:12:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:12:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:12:40,832 INFO L130 BoogieDeclarations]: Found specification of procedure id [2022-11-21 23:12:40,832 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2022-11-21 23:12:40,894 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:12:40,896 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:12:40,996 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:12:41,021 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:12:41,021 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:12:41,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:12:41 BoogieIcfgContainer [2022-11-21 23:12:41,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:12:41,025 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:12:41,025 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:12:41,041 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:12:41,041 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:12:41" (1/1) ... [2022-11-21 23:12:41,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:12:41,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:41,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 18 states and 19 transitions. [2022-11-21 23:12:41,143 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2022-11-21 23:12:41,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-21 23:12:41,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:41,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:41,520 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 23:12:41,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:41,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 23 transitions. [2022-11-21 23:12:41,599 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2022-11-21 23:12:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-21 23:12:41,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:41,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:41,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:41,685 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 23:12:41,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:41,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 22 states and 24 transitions. [2022-11-21 23:12:41,721 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 24 transitions. [2022-11-21 23:12:41,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-21 23:12:41,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:41,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:41,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:41,816 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 23:12:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 26 states and 30 transitions. [2022-11-21 23:12:41,946 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2022-11-21 23:12:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 23:12:41,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:41,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:41,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:42,080 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:42,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:42,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 34 transitions. [2022-11-21 23:12:42,300 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 34 transitions. [2022-11-21 23:12:42,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-21 23:12:42,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:42,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:42,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:42,474 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:42,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:42,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 28 transitions. [2022-11-21 23:12:42,547 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-21 23:12:42,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-21 23:12:42,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:42,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:42,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:42,668 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:42,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:42,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 34 transitions. [2022-11-21 23:12:42,838 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-11-21 23:12:42,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-21 23:12:42,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:42,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:42,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:43,059 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:43,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:43,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 36 states and 40 transitions. [2022-11-21 23:12:43,240 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2022-11-21 23:12:43,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-21 23:12:43,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:43,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:43,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:43,377 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:43,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:43,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 41 states and 46 transitions. [2022-11-21 23:12:43,573 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2022-11-21 23:12:43,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 23:12:43,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:43,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:43,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:43,716 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:43,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:43,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 52 transitions. [2022-11-21 23:12:43,924 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2022-11-21 23:12:43,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 23:12:43,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:43,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:43,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:44,083 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:44,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:44,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 58 transitions. [2022-11-21 23:12:44,323 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2022-11-21 23:12:44,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-21 23:12:44,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:44,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:44,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:44,565 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:44,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:44,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 56 states and 64 transitions. [2022-11-21 23:12:44,797 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2022-11-21 23:12:44,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-21 23:12:44,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:44,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:44,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:45,048 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:45,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:45,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 61 states and 70 transitions. [2022-11-21 23:12:45,316 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2022-11-21 23:12:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-21 23:12:45,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:45,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:45,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:45,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:45,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 66 states and 76 transitions. [2022-11-21 23:12:45,907 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2022-11-21 23:12:45,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 23:12:45,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:45,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:45,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:46,196 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:46,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 82 transitions. [2022-11-21 23:12:46,518 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 82 transitions. [2022-11-21 23:12:46,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-21 23:12:46,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:46,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:46,865 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:47,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:47,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 76 states and 88 transitions. [2022-11-21 23:12:47,191 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 88 transitions. [2022-11-21 23:12:47,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-21 23:12:47,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:47,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:47,547 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:47,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:47,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 81 states and 94 transitions. [2022-11-21 23:12:47,872 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 94 transitions. [2022-11-21 23:12:47,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 23:12:47,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:47,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:48,216 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:48,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:48,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 86 states and 100 transitions. [2022-11-21 23:12:48,565 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 100 transitions. [2022-11-21 23:12:48,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-21 23:12:48,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:48,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:48,977 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:49,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:49,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 91 states and 106 transitions. [2022-11-21 23:12:49,348 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2022-11-21 23:12:49,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 23:12:49,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:49,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:49,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:49,764 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:12:50,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 88 states and 102 transitions. [2022-11-21 23:12:50,163 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2022-11-21 23:12:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-21 23:12:50,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:50,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:50,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:50,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:50,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 92 states and 121 transitions. [2022-11-21 23:12:50,585 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 121 transitions. [2022-11-21 23:12:50,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-21 23:12:50,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:50,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:50,634 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:50,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:50,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 93 states and 121 transitions. [2022-11-21 23:12:50,684 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2022-11-21 23:12:50,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 23:12:50,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:50,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:50,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:50,955 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:51,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:51,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 97 states and 139 transitions. [2022-11-21 23:12:51,531 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 139 transitions. [2022-11-21 23:12:51,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-21 23:12:51,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:51,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:51,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:51,647 INFO L134 CoverageAnalysis]: Checked inductivity of 560 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 558 trivial. 0 not checked. [2022-11-21 23:12:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:52,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 96 states and 138 transitions. [2022-11-21 23:12:52,062 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 138 transitions. [2022-11-21 23:12:52,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-21 23:12:52,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:52,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:52,297 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:52,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:52,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 101 states and 155 transitions. [2022-11-21 23:12:52,877 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 155 transitions. [2022-11-21 23:12:52,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-21 23:12:52,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:52,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:53,127 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 106 states and 171 transitions. [2022-11-21 23:12:53,758 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 171 transitions. [2022-11-21 23:12:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-21 23:12:53,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:53,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:54,038 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:54,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:54,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 111 states and 186 transitions. [2022-11-21 23:12:54,663 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 186 transitions. [2022-11-21 23:12:54,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-21 23:12:54,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:54,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:54,998 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:55,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:55,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 116 states and 200 transitions. [2022-11-21 23:12:55,621 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 200 transitions. [2022-11-21 23:12:55,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-21 23:12:55,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:55,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:55,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:55,946 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:56,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:56,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 121 states and 213 transitions. [2022-11-21 23:12:56,662 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 213 transitions. [2022-11-21 23:12:56,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-21 23:12:56,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:56,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:56,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:57,014 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:57,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:57,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 126 states and 225 transitions. [2022-11-21 23:12:57,733 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 225 transitions. [2022-11-21 23:12:57,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-21 23:12:57,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:57,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:57,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:58,120 INFO L134 CoverageAnalysis]: Checked inductivity of 727 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:58,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:58,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 131 states and 236 transitions. [2022-11-21 23:12:58,802 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 236 transitions. [2022-11-21 23:12:58,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2022-11-21 23:12:58,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:58,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:12:59,241 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:12:59,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:12:59,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 136 states and 246 transitions. [2022-11-21 23:12:59,950 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 246 transitions. [2022-11-21 23:12:59,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-21 23:12:59,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:12:59,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:12:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:00,432 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:13:01,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:01,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 141 states and 255 transitions. [2022-11-21 23:13:01,165 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 255 transitions. [2022-11-21 23:13:01,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2022-11-21 23:13:01,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:01,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:01,701 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:13:02,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:02,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 146 states and 263 transitions. [2022-11-21 23:13:02,437 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 263 transitions. [2022-11-21 23:13:02,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-11-21 23:13:02,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:02,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:02,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:02,929 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:13:03,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:03,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 151 states and 270 transitions. [2022-11-21 23:13:03,677 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 270 transitions. [2022-11-21 23:13:03,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-11-21 23:13:03,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:03,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:03,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:04,278 INFO L134 CoverageAnalysis]: Checked inductivity of 997 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:13:05,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:05,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 156 states and 276 transitions. [2022-11-21 23:13:05,042 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 276 transitions. [2022-11-21 23:13:05,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-11-21 23:13:05,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:13:05,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:13:05,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:13:05,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1066 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 555 trivial. 0 not checked. [2022-11-21 23:13:06,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:13:06,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 158 states and 278 transitions. [2022-11-21 23:13:06,390 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 278 transitions. [2022-11-21 23:13:06,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-21 23:13:06,392 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2022-11-21 23:13:06,408 INFO L754 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2022-11-21 23:13:07,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 11:13:07 ImpRootNode [2022-11-21 23:13:07,043 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-21 23:13:07,044 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 23:13:07,044 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 23:13:07,044 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 23:13:07,045 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:12:41" (3/4) ... [2022-11-21 23:13:07,048 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 23:13:07,055 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2022-11-21 23:13:07,059 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-21 23:13:07,060 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 23:13:07,060 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 23:13:07,060 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 23:13:07,095 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/witness.graphml [2022-11-21 23:13:07,095 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 23:13:07,096 INFO L158 Benchmark]: Toolchain (without parser) took 26654.47ms. Allocated memory was 172.0MB in the beginning and 434.1MB in the end (delta: 262.1MB). Free memory was 136.2MB in the beginning and 329.5MB in the end (delta: -193.3MB). Peak memory consumption was 68.8MB. Max. memory is 16.1GB. [2022-11-21 23:13:07,096 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:13:07,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.40ms. Allocated memory is still 172.0MB. Free memory was 135.7MB in the beginning and 143.6MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:13:07,097 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.03ms. Allocated memory is still 172.0MB. Free memory was 143.6MB in the beginning and 142.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:13:07,098 INFO L158 Benchmark]: Boogie Preprocessor took 20.34ms. Allocated memory is still 172.0MB. Free memory was 142.1MB in the beginning and 141.5MB in the end (delta: 571.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:13:07,098 INFO L158 Benchmark]: RCFGBuilder took 268.23ms. Allocated memory is still 172.0MB. Free memory was 141.5MB in the beginning and 130.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:13:07,099 INFO L158 Benchmark]: CodeCheck took 26018.04ms. Allocated memory was 172.0MB in the beginning and 434.1MB in the end (delta: 262.1MB). Free memory was 130.6MB in the beginning and 332.5MB in the end (delta: -202.0MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. [2022-11-21 23:13:07,099 INFO L158 Benchmark]: Witness Printer took 51.49ms. Allocated memory is still 434.1MB. Free memory was 332.5MB in the beginning and 329.5MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:13:07,102 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: 25.3s, 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, 29.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3391 mSDsluCounter, 2524 SdHoareTripleChecker+Invalid, 24.2s 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, 15.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 9.7s 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 0.20ms. Allocated memory is still 117.4MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.40ms. Allocated memory is still 172.0MB. Free memory was 135.7MB in the beginning and 143.6MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.03ms. Allocated memory is still 172.0MB. Free memory was 143.6MB in the beginning and 142.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.34ms. Allocated memory is still 172.0MB. Free memory was 142.1MB in the beginning and 141.5MB in the end (delta: 571.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 268.23ms. Allocated memory is still 172.0MB. Free memory was 141.5MB in the beginning and 130.6MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 26018.04ms. Allocated memory was 172.0MB in the beginning and 434.1MB in the end (delta: 262.1MB). Free memory was 130.6MB in the beginning and 332.5MB in the end (delta: -202.0MB). Peak memory consumption was 62.1MB. Max. memory is 16.1GB. * Witness Printer took 51.49ms. Allocated memory is still 434.1MB. Free memory was 332.5MB in the beginning and 329.5MB 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 23:13:07,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8eafb22d-d6cd-427c-978c-f5d044bc15df/bin/ukojak-jW3SillKbg/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