./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/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_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/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_8e42b355-98b5-40f2-be35-4deec0f64e4a/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 b6ba0756961e47bc02202fdbcd11be999219b225857cf3037504c91aadb636cb --- 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 17:39:36,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:39:36,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:39:36,908 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:39:36,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:39:36,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:39:36,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:39:36,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:39:36,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:39:36,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:39:36,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:39:36,930 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:39:36,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:39:36,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:39:36,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:39:36,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:39:36,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:39:36,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:39:36,942 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:39:36,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:39:36,950 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:39:36,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:39:36,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:39:36,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:39:36,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:39:36,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:39:36,966 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:39:36,968 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:39:36,969 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:39:36,970 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:39:36,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:39:36,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:39:36,974 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:39:36,976 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:39:36,977 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:39:36,977 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:39:36,978 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:39:36,978 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:39:36,979 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:39:36,980 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:39:36,981 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:39:36,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 17:39:37,020 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:39:37,021 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:39:37,022 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:39:37,023 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:39:37,024 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:39:37,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:39:37,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:39:37,025 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:39:37,025 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:39:37,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:39:37,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:39:37,027 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:39:37,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:39:37,027 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:39:37,027 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:39:37,028 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:39:37,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:39:37,028 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:39:37,028 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:39:37,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:39:37,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:39:37,029 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:39:37,029 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:39:37,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:39:37,030 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:39:37,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:39:37,030 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:39:37,031 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_8e42b355-98b5-40f2-be35-4deec0f64e4a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6ba0756961e47bc02202fdbcd11be999219b225857cf3037504c91aadb636cb [2022-11-20 17:39:37,335 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:39:37,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:39:37,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:39:37,376 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:39:37,377 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:39:37,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_15_good.i [2022-11-20 17:39:40,424 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:39:40,871 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:39:40,875 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_15_good.i [2022-11-20 17:39:40,908 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/data/6946e7461/12a4ed5d332541978e73de985863092e/FLAG849fb6b05 [2022-11-20 17:39:40,927 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/data/6946e7461/12a4ed5d332541978e73de985863092e [2022-11-20 17:39:40,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:39:40,931 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:39:40,934 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:39:40,934 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:39:40,938 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:39:40,939 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:39:40" (1/1) ... [2022-11-20 17:39:40,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a57d9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:40, skipping insertion in model container [2022-11-20 17:39:40,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:39:40" (1/1) ... [2022-11-20 17:39:40,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:39:41,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:39:41,387 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:39:41,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:39:41,961 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:39:41,982 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 17:39:42,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:39:42,253 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:39:42,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42 WrapperNode [2022-11-20 17:39:42,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:39:42,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:39:42,256 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:39:42,256 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:39:42,264 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,317 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,342 INFO L138 Inliner]: procedures = 504, calls = 97, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 187 [2022-11-20 17:39:42,342 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:39:42,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:39:42,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:39:42,343 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:39:42,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,363 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,370 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,372 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,374 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:39:42,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:39:42,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:39:42,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:39:42,380 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:39:42,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:39:42,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:39:42,445 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:39:42,462 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 17:39:42,463 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 17:39:42,463 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 17:39:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 17:39:42,464 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 17:39:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:39:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 17:39:42,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:39:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:39:42,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:39:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:39:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 17:39:42,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:39:42,656 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:39:42,658 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:39:42,893 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:39:42,932 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:39:42,932 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:39:42,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:39:42 BoogieIcfgContainer [2022-11-20 17:39:42,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:39:42,936 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:39:42,937 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:39:42,947 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:39:42,948 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:39:42" (1/1) ... [2022-11-20 17:39:42,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:39:43,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2022-11-20 17:39:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2022-11-20 17:39:43,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:39:43,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:43,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:43,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:43,300 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 17:39:43,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:43,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 69 states and 100 transitions. [2022-11-20 17:39:43,376 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions. [2022-11-20 17:39:43,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:39:43,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:43,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:43,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:43,573 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 17:39:43,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:43,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 99 transitions. [2022-11-20 17:39:43,598 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2022-11-20 17:39:43,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:39:43,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:43,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:43,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:43,698 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 17:39:43,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:43,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 75 states and 109 transitions. [2022-11-20 17:39:43,821 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2022-11-20 17:39:43,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:39:43,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:43,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:39:44,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:44,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 67 states and 98 transitions. [2022-11-20 17:39:44,054 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 98 transitions. [2022-11-20 17:39:44,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:39:44,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:44,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:44,102 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 17:39:44,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:44,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 67 states and 97 transitions. [2022-11-20 17:39:44,234 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2022-11-20 17:39:44,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:39:44,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:44,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:44,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:44,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:39:44,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:44,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 66 states and 94 transitions. [2022-11-20 17:39:44,333 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-11-20 17:39:44,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:39:44,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:44,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:44,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:39:44,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:44,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 64 states and 89 transitions. [2022-11-20 17:39:44,432 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 89 transitions. [2022-11-20 17:39:44,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:39:44,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:44,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:44,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:44,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:39:44,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:44,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 63 states and 88 transitions. [2022-11-20 17:39:44,576 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 88 transitions. [2022-11-20 17:39:44,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:39:44,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:44,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:44,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:39:44,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:44,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 96 transitions. [2022-11-20 17:39:44,845 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 96 transitions. [2022-11-20 17:39:44,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:39:44,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:44,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:44,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:39:45,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:45,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 62 states and 87 transitions. [2022-11-20 17:39:45,237 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2022-11-20 17:39:45,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:39:45,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:45,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:45,305 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:39:45,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:45,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 82 transitions. [2022-11-20 17:39:45,472 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2022-11-20 17:39:45,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:39:45,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:45,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:45,625 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:39:45,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:45,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 63 states and 87 transitions. [2022-11-20 17:39:45,736 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-11-20 17:39:45,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:39:45,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:45,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:45,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:45,832 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:39:45,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:45,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 64 states and 88 transitions. [2022-11-20 17:39:45,863 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-11-20 17:39:45,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:39:45,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:45,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:45,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:45,962 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:39:46,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:46,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 57 states and 77 transitions. [2022-11-20 17:39:46,014 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2022-11-20 17:39:46,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:39:46,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:46,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:39:46,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:46,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 55 states and 72 transitions. [2022-11-20 17:39:46,297 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2022-11-20 17:39:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:39:46,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:46,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:46,452 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:39:46,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:46,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 58 states and 78 transitions. [2022-11-20 17:39:46,581 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2022-11-20 17:39:46,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:39:46,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:46,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:46,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:39:46,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:46,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 59 states and 79 transitions. [2022-11-20 17:39:46,738 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-11-20 17:39:46,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:39:46,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:39:46,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:39:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:39:46,821 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:39:46,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:39:46,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 51 states and 65 transitions. [2022-11-20 17:39:46,898 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2022-11-20 17:39:46,898 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 17:39:46,898 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2022-11-20 17:39:46,909 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 17:39:47,032 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,037 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,038 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,038 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,038 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,038 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,038 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 17:39:47,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 05:39:47 ImpRootNode [2022-11-20 17:39:47,041 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 17:39:47,041 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 17:39:47,042 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 17:39:47,042 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 17:39:47,042 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:39:42" (3/4) ... [2022-11-20 17:39:47,056 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 17:39:47,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 17:39:47,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 17:39:47,077 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2022-11-20 17:39:47,079 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-20 17:39:47,079 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 17:39:47,079 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 17:39:47,080 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 17:39:47,153 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 17:39:47,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 17:39:47,159 INFO L158 Benchmark]: Toolchain (without parser) took 6228.30ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 81.0MB in the beginning and 115.2MB in the end (delta: -34.2MB). Peak memory consumption was 22.9MB. Max. memory is 16.1GB. [2022-11-20 17:39:47,160 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 125.8MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:39:47,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1320.68ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 81.0MB in the beginning and 88.4MB in the end (delta: -7.3MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2022-11-20 17:39:47,160 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.81ms. Allocated memory is still 151.0MB. Free memory was 88.4MB in the beginning and 85.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:39:47,161 INFO L158 Benchmark]: Boogie Preprocessor took 35.47ms. Allocated memory is still 151.0MB. Free memory was 85.1MB in the beginning and 83.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:39:47,161 INFO L158 Benchmark]: RCFGBuilder took 556.58ms. Allocated memory is still 151.0MB. Free memory was 83.0MB in the beginning and 62.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 17:39:47,161 INFO L158 Benchmark]: CodeCheck took 4104.48ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 62.3MB in the beginning and 119.4MB in the end (delta: -57.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:39:47,162 INFO L158 Benchmark]: Witness Printer took 117.33ms. Allocated memory is still 182.5MB. Free memory was 119.4MB in the beginning and 115.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:39:47,163 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, 71 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.9s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2406 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 372 mSDsluCounter, 1954 SdHoareTripleChecker+Invalid, 1.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 438 mSDsCounter, 535 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1080 IncrementalHoareTripleChecker+Invalid, 1615 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 535 mSolverCounterUnsat, 1516 mSDtfsCounter, 1080 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4169 GetRequests, 4090 SyntacticMatches, 13 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1163 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 465 NumberOfCodeBlocks, 465 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 447 ConstructedInterpolants, 0 QuantifiedInterpolants, 571 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 66/66 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: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1649]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1676]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1676]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1672]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1594]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1645]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1636]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 125.8MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1320.68ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 81.0MB in the beginning and 88.4MB in the end (delta: -7.3MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.81ms. Allocated memory is still 151.0MB. Free memory was 88.4MB in the beginning and 85.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.47ms. Allocated memory is still 151.0MB. Free memory was 85.1MB in the beginning and 83.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 556.58ms. Allocated memory is still 151.0MB. Free memory was 83.0MB in the beginning and 62.3MB in the end (delta: 20.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 4104.48ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 62.3MB in the beginning and 119.4MB in the end (delta: -57.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 117.33ms. Allocated memory is still 182.5MB. Free memory was 119.4MB in the beginning and 115.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 17:39:47,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e42b355-98b5-40f2-be35-4deec0f64e4a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE