./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/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_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0121222cface1bd9d90a41b87ab0aded4983441fe3b7a6908aa61c3a9cc671f4 --- 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 17:58:23,838 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:58:23,841 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:58:23,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:58:23,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:58:23,865 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:58:23,867 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:58:23,869 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:58:23,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:58:23,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:58:23,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:58:23,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:58:23,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:58:23,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:58:23,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:58:23,878 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:58:23,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:58:23,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:58:23,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:58:23,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:58:23,887 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:58:23,888 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:58:23,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:58:23,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:58:23,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:58:23,896 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:58:23,896 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:58:23,897 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:58:23,898 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:58:23,899 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:58:23,900 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:58:23,901 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:58:23,902 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:58:23,903 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:58:23,904 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:58:23,905 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:58:23,906 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:58:23,906 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:58:23,906 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:58:23,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:58:23,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:58:23,909 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:58:23,934 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:58:23,934 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:58:23,935 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:58:23,935 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:58:23,936 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:58:23,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:58:23,937 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:58:23,937 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:58:23,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:58:23,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:58:23,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:58:23,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:58:23,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:58:23,956 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:58:23,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:58:23,956 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:58:23,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:58:23,957 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:58:23,957 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:58:23,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:58:23,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:23,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:58:23,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:58:23,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:58:23,959 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:58:23,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:58:23,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:58:23,960 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_d38f7455-4dce-4cc8-b586-665c2defe662/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0121222cface1bd9d90a41b87ab0aded4983441fe3b7a6908aa61c3a9cc671f4 [2022-11-20 17:58:24,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:58:24,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:58:24,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:58:24,257 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:58:24,257 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:58:24,259 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_17_good.i [2022-11-20 17:58:27,380 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:58:27,869 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:58:27,872 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_preinc_17_good.i [2022-11-20 17:58:27,908 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/data/383861c5f/3f0c3298852e4f188b20f2bccca5ae60/FLAGa705c094d [2022-11-20 17:58:27,924 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/data/383861c5f/3f0c3298852e4f188b20f2bccca5ae60 [2022-11-20 17:58:27,927 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:58:27,929 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:58:27,930 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:27,930 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:58:27,934 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:58:27,935 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:27" (1/1) ... [2022-11-20 17:58:27,936 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ccd557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:27, skipping insertion in model container [2022-11-20 17:58:27,936 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:58:27" (1/1) ... [2022-11-20 17:58:27,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:58:28,000 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:58:28,378 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:58:28,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:28,980 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:58:29,003 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:58:29,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:58:29,213 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:58:29,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29 WrapperNode [2022-11-20 17:58:29,214 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:58:29,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:29,216 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:58:29,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:58:29,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,279 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,331 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 96 [2022-11-20 17:58:29,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:58:29,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:58:29,335 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:58:29,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:58:29,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,361 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,378 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,398 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,399 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,402 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:58:29,403 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:58:29,403 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:58:29,403 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:58:29,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:58:29" (1/1) ... [2022-11-20 17:58:29,421 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:58:29,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:58:29,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:58:29,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:58:29,512 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:58:29,513 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:58:29,513 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:58:29,514 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:58:29,514 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:58:29,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:58:29,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:58:29,515 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:58:29,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:58:29,774 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:58:29,792 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:58:30,009 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:58:30,070 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:58:30,070 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 17:58:30,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:58:30 BoogieIcfgContainer [2022-11-20 17:58:30,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:58:30,075 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:58:30,075 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:58:30,086 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:58:30,086 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:58:30" (1/1) ... [2022-11-20 17:58:30,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:58:30,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:30,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-11-20 17:58:30,158 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-11-20 17:58:30,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:58:30,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:30,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:30,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:30,477 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 17:58:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:30,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-11-20 17:58:30,568 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-11-20 17:58:30,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:58:30,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:30,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:30,668 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 17:58:30,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:30,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-11-20 17:58:30,689 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-11-20 17:58:30,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:58:30,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:30,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:30,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:30,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:30,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:30,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-11-20 17:58:30,849 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-11-20 17:58:30,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:58:30,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:30,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:30,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:31,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:31,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-11-20 17:58:31,096 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-11-20 17:58:31,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:58:31,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:31,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:31,219 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:58:31,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:31,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-11-20 17:58:31,391 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-11-20 17:58:31,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:58:31,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:31,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:31,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:31,518 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:58:31,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:31,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2022-11-20 17:58:31,597 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-11-20 17:58:31,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:58:31,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:31,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:31,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:31,700 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 17:58:31,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:31,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2022-11-20 17:58:31,721 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2022-11-20 17:58:31,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:58:31,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:31,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:31,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:31,768 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:58:31,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:31,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 65 transitions. [2022-11-20 17:58:31,935 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2022-11-20 17:58:31,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:58:31,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:31,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:31,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:32,067 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:58:32,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:32,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 56 states and 68 transitions. [2022-11-20 17:58:32,175 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2022-11-20 17:58:32,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:58:32,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:32,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:32,238 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:58:32,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:32,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 69 transitions. [2022-11-20 17:58:32,262 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2022-11-20 17:58:32,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:58:32,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:32,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:32,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:32,354 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:58:32,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:32,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 44 transitions. [2022-11-20 17:58:32,535 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2022-11-20 17:58:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:58:32,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:32,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:32,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:32,631 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:58:32,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:32,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 38 transitions. [2022-11-20 17:58:32,736 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2022-11-20 17:58:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:58:32,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:32,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:32,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:32,865 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:58:33,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:33,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 42 transitions. [2022-11-20 17:58:33,201 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2022-11-20 17:58:33,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:58:33,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:33,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:33,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:33,238 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:58:33,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:33,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 39 states and 43 transitions. [2022-11-20 17:58:33,252 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2022-11-20 17:58:33,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:58:33,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:33,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:33,385 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:58:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:33,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 52 transitions. [2022-11-20 17:58:33,664 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-11-20 17:58:33,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:58:33,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:33,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:33,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:33,712 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:58:33,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 54 transitions. [2022-11-20 17:58:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-11-20 17:58:33,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:58:33,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:33,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:33,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:33,845 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-11-20 17:58:34,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 47 states and 55 transitions. [2022-11-20 17:58:34,068 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-11-20 17:58:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:58:34,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:34,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:34,188 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 17:58:34,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:34,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 34 states and 36 transitions. [2022-11-20 17:58:34,388 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2022-11-20 17:58:34,389 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:58:34,389 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2022-11-20 17:58:34,401 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-11-20 17:58:34,513 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-11-20 17:58:34,523 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:58:34,523 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:58:34,524 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-11-20 17:58:34,524 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:58:34,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:58:34 ImpRootNode [2022-11-20 17:58:34,525 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:58:34,525 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:58:34,525 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:58:34,525 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:58:34,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:58:30" (3/4) ... [2022-11-20 17:58:34,529 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:58:34,534 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:58:34,534 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:58:34,538 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 17:58:34,538 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-20 17:58:34,539 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 17:58:34,539 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:58:34,581 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:58:34,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:58:34,582 INFO L158 Benchmark]: Toolchain (without parser) took 6653.17ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 133.1MB in the beginning and 161.0MB in the end (delta: -28.0MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2022-11-20 17:58:34,582 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 167.8MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:58:34,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1284.39ms. Allocated memory is still 167.8MB. Free memory was 132.5MB in the beginning and 70.7MB in the end (delta: 61.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 17:58:34,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.11ms. Allocated memory is still 167.8MB. Free memory was 70.7MB in the beginning and 136.3MB in the end (delta: -65.6MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-11-20 17:58:34,583 INFO L158 Benchmark]: Boogie Preprocessor took 67.78ms. Allocated memory is still 167.8MB. Free memory was 136.3MB in the beginning and 134.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:58:34,583 INFO L158 Benchmark]: RCFGBuilder took 671.10ms. Allocated memory is still 167.8MB. Free memory was 134.4MB in the beginning and 118.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:58:34,584 INFO L158 Benchmark]: CodeCheck took 4449.99ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 118.5MB in the beginning and 164.2MB in the end (delta: -45.6MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. [2022-11-20 17:58:34,584 INFO L158 Benchmark]: Witness Printer took 56.00ms. Allocated memory is still 222.3MB. Free memory was 164.2MB in the beginning and 161.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:58:34,586 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 3 procedures, 44 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1027 SdHoareTripleChecker+Valid, 3.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 360 mSDsluCounter, 466 SdHoareTripleChecker+Invalid, 2.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 132 mSDsCounter, 560 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1816 IncrementalHoareTripleChecker+Invalid, 2376 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 560 mSolverCounterUnsat, 334 mSDtfsCounter, 1816 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2532 GetRequests, 2458 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1574 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 372 NumberOfCodeBlocks, 372 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 354 ConstructedInterpolants, 0 QuantifiedInterpolants, 540 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 13 PerfectInterpolantSequences, 76/81 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: (1 <= i && 2147483647 <= data) || i == 0 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 167.8MB. Free memory is still 139.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1284.39ms. Allocated memory is still 167.8MB. Free memory was 132.5MB in the beginning and 70.7MB in the end (delta: 61.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.11ms. Allocated memory is still 167.8MB. Free memory was 70.7MB in the beginning and 136.3MB in the end (delta: -65.6MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.78ms. Allocated memory is still 167.8MB. Free memory was 136.3MB in the beginning and 134.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 671.10ms. Allocated memory is still 167.8MB. Free memory was 134.4MB in the beginning and 118.5MB in the end (delta: 15.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 4449.99ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 118.5MB in the beginning and 164.2MB in the end (delta: -45.6MB). Peak memory consumption was 8.9MB. Max. memory is 16.1GB. * Witness Printer took 56.00ms. Allocated memory is still 222.3MB. Free memory was 164.2MB in the beginning and 161.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:58:34,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d38f7455-4dce-4cc8-b586-665c2defe662/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE