./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_04_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_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/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_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/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_5446a586-c8d2-478a-8eda-70c0dc58584f/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 e17ebfd13849c4f3dd5ba49c1e5b2c8593211ae1fc977a56422dbbd14ff48b08 --- 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 16:29:10,659 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:29:10,665 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:29:10,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:29:10,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:29:10,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:29:10,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:29:10,699 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:29:10,701 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:29:10,703 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:29:10,704 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:29:10,705 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:29:10,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:29:10,707 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:29:10,708 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:29:10,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:29:10,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:29:10,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:29:10,715 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:29:10,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:29:10,719 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:29:10,721 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:29:10,723 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:29:10,724 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:29:10,729 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:29:10,729 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:29:10,730 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:29:10,731 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:29:10,732 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:29:10,733 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:29:10,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:29:10,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:29:10,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:29:10,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:29:10,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:29:10,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:29:10,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:29:10,740 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:29:10,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:29:10,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:29:10,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:29:10,745 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:29:10,770 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:29:10,771 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:29:10,772 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:29:10,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:29:10,773 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:29:10,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:29:10,774 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:29:10,774 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:29:10,774 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:29:10,775 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:29:10,775 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:29:10,775 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:29:10,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:29:10,776 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:29:10,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:29:10,776 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:29:10,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:29:10,777 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:29:10,777 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:29:10,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:29:10,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:29:10,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:29:10,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:29:10,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:29:10,779 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:29:10,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:29:10,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:29:10,780 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_5446a586-c8d2-478a-8eda-70c0dc58584f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e17ebfd13849c4f3dd5ba49c1e5b2c8593211ae1fc977a56422dbbd14ff48b08 [2022-11-20 16:29:11,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:29:11,136 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:29:11,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:29:11,144 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:29:11,144 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:29:11,147 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_04_good.i [2022-11-20 16:29:14,671 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:29:15,140 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:29:15,144 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_multiply_04_good.i [2022-11-20 16:29:15,178 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/data/8ff41f4c5/f1cc7368a9a1492494fd89a594e715c5/FLAG5b4214bb7 [2022-11-20 16:29:15,204 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/data/8ff41f4c5/f1cc7368a9a1492494fd89a594e715c5 [2022-11-20 16:29:15,210 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:29:15,213 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:29:15,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:29:15,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:29:15,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:29:15,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:29:15" (1/1) ... [2022-11-20 16:29:15,226 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e897f63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:15, skipping insertion in model container [2022-11-20 16:29:15,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:29:15" (1/1) ... [2022-11-20 16:29:15,240 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:29:15,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:29:15,794 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:29:16,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:29:16,541 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:29:16,565 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:29:16,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:29:16,873 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:29:16,874 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16 WrapperNode [2022-11-20 16:29:16,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:29:16,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:29:16,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:29:16,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:29:16,884 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:16,925 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:16,980 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 107 [2022-11-20 16:29:16,981 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:29:16,982 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:29:16,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:29:16,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:29:16,992 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:16,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:17,008 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:17,020 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:17,026 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:17,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:17,030 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:17,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:17,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:29:17,048 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:29:17,048 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:29:17,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:29:17,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:16" (1/1) ... [2022-11-20 16:29:17,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:29:17,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:29:17,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:29:17,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:29:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:29:17,152 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:29:17,152 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:29:17,153 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:29:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:29:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:29:17,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:29:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:29:17,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:29:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:29:17,154 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:29:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:29:17,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:29:17,391 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:29:17,393 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:29:17,759 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:29:17,902 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:29:17,903 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:29:17,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:17 BoogieIcfgContainer [2022-11-20 16:29:17,908 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:29:17,909 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:29:17,909 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:29:17,920 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:29:17,920 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:17" (1/1) ... [2022-11-20 16:29:17,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:29:17,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:18,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-11-20 16:29:18,007 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-11-20 16:29:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:29:18,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:18,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:18,694 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 16:29:18,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:18,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-11-20 16:29:18,806 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-11-20 16:29:18,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 16:29:18,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:18,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:18,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:19,066 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 16:29:19,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:19,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-11-20 16:29:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-11-20 16:29:19,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:29:19,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:19,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:19,655 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 16:29:19,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:19,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-11-20 16:29:19,816 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-20 16:29:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 16:29:19,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:19,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:19,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:20,085 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 16:29:20,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:20,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-11-20 16:29:20,399 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-11-20 16:29:20,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 16:29:20,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:20,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:20,537 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 16:29:20,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:20,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-11-20 16:29:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-11-20 16:29:20,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:29:20,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:20,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:20,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:20,933 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 16:29:21,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:21,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 64 transitions. [2022-11-20 16:29:21,174 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-11-20 16:29:21,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:29:21,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:21,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:21,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:21,324 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 16:29:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 69 transitions. [2022-11-20 16:29:21,408 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2022-11-20 16:29:21,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 16:29:21,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:21,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:21,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:21,491 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 16:29:21,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:21,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 70 transitions. [2022-11-20 16:29:21,534 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2022-11-20 16:29:21,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 16:29:21,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:21,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:21,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:21,591 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 16:29:22,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:22,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 81 transitions. [2022-11-20 16:29:22,047 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2022-11-20 16:29:22,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:29:22,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:22,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:22,154 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 16:29:22,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:22,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2022-11-20 16:29:22,798 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-20 16:29:22,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:29:22,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:22,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:22,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:22,885 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 16:29:23,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:23,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 85 transitions. [2022-11-20 16:29:23,172 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2022-11-20 16:29:23,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 16:29:23,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:23,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:23,236 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 16:29:23,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:23,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 60 states and 90 transitions. [2022-11-20 16:29:23,539 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 90 transitions. [2022-11-20 16:29:23,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:29:23,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:23,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:23,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:23,596 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 16:29:24,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:24,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 62 states and 93 transitions. [2022-11-20 16:29:24,011 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 93 transitions. [2022-11-20 16:29:24,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:29:24,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:24,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:24,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:24,068 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 16:29:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:24,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 62 states and 92 transitions. [2022-11-20 16:29:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2022-11-20 16:29:24,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 16:29:24,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:24,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:24,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:24,451 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 16:29:24,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:24,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 60 states and 86 transitions. [2022-11-20 16:29:24,957 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2022-11-20 16:29:24,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:29:24,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:24,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:24,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:25,166 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 16:29:25,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:25,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 65 states and 95 transitions. [2022-11-20 16:29:25,293 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2022-11-20 16:29:25,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:29:25,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:25,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:25,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:25,355 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 16:29:25,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:25,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 68 states and 99 transitions. [2022-11-20 16:29:25,874 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 99 transitions. [2022-11-20 16:29:25,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:29:25,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:25,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:25,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:25,926 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 16:29:26,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:26,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 71 states and 102 transitions. [2022-11-20 16:29:26,484 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 102 transitions. [2022-11-20 16:29:26,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:29:26,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:26,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:26,539 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 16:29:27,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:27,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 40 states and 50 transitions. [2022-11-20 16:29:27,099 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2022-11-20 16:29:27,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:29:27,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:27,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:27,253 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 16:29:27,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:27,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 39 states and 49 transitions. [2022-11-20 16:29:27,361 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2022-11-20 16:29:27,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:29:27,362 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-11-20 16:29:27,372 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:29:27,683 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:29:27,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:29:27 ImpRootNode [2022-11-20 16:29:27,702 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:29:27,703 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:29:27,704 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:29:27,704 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:29:27,705 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:17" (3/4) ... [2022-11-20 16:29:27,719 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:29:27,736 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:29:27,743 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:29:27,753 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-11-20 16:29:27,754 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 16:29:27,754 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:29:27,755 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:29:27,830 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:29:27,831 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:29:27,832 INFO L158 Benchmark]: Toolchain (without parser) took 12618.89ms. Allocated memory was 167.8MB in the beginning and 274.7MB in the end (delta: 107.0MB). Free memory was 121.7MB in the beginning and 195.7MB in the end (delta: -74.0MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2022-11-20 16:29:27,832 INFO L158 Benchmark]: CDTParser took 1.90ms. Allocated memory is still 113.2MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:29:27,833 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1656.83ms. Allocated memory is still 167.8MB. Free memory was 121.7MB in the beginning and 106.3MB in the end (delta: 15.4MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. [2022-11-20 16:29:27,833 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.32ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 103.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:29:27,834 INFO L158 Benchmark]: Boogie Preprocessor took 65.49ms. Allocated memory is still 167.8MB. Free memory was 103.1MB in the beginning and 101.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:29:27,834 INFO L158 Benchmark]: RCFGBuilder took 860.24ms. Allocated memory is still 167.8MB. Free memory was 101.2MB in the beginning and 81.7MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 16:29:27,835 INFO L158 Benchmark]: CodeCheck took 9793.52ms. Allocated memory was 167.8MB in the beginning and 274.7MB in the end (delta: 107.0MB). Free memory was 81.7MB in the beginning and 199.8MB in the end (delta: -118.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:29:27,836 INFO L158 Benchmark]: Witness Printer took 127.47ms. Allocated memory is still 274.7MB. Free memory was 199.8MB in the beginning and 195.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:29:27,839 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, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 9.4s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2335 SdHoareTripleChecker+Valid, 8.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 746 mSDsluCounter, 1273 SdHoareTripleChecker+Invalid, 6.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 374 mSDsCounter, 806 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3903 IncrementalHoareTripleChecker+Invalid, 4709 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 806 mSolverCounterUnsat, 899 mSDtfsCounter, 3903 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3724 GetRequests, 3601 SyntacticMatches, 1 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4582 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 366 NumberOfCodeBlocks, 366 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 346 ConstructedInterpolants, 0 QuantifiedInterpolants, 679 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 28/28 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: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: 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: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: 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: 1652]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.90ms. Allocated memory is still 113.2MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1656.83ms. Allocated memory is still 167.8MB. Free memory was 121.7MB in the beginning and 106.3MB in the end (delta: 15.4MB). Peak memory consumption was 42.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.32ms. Allocated memory is still 167.8MB. Free memory was 106.3MB in the beginning and 103.1MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.49ms. Allocated memory is still 167.8MB. Free memory was 103.1MB in the beginning and 101.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 860.24ms. Allocated memory is still 167.8MB. Free memory was 101.2MB in the beginning and 81.7MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 9793.52ms. Allocated memory was 167.8MB in the beginning and 274.7MB in the end (delta: 107.0MB). Free memory was 81.7MB in the beginning and 199.8MB in the end (delta: -118.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 127.47ms. Allocated memory is still 274.7MB. Free memory was 199.8MB in the beginning and 195.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:29:27,868 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5446a586-c8d2-478a-8eda-70c0dc58584f/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