./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_02_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/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_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_02_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/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_8b53ff5c-9951-44a6-b94d-b4f66331cf98/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 cd7292e1d0b83f8ed7e1275bcd47ad6159422d6d204be9af21c6428d7c5d5839 --- 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 16:30:58,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:30:58,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:30:58,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:30:58,792 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:30:58,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:30:58,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:30:58,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:30:58,800 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:30:58,801 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:30:58,803 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:30:58,805 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:30:58,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:30:58,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:30:58,809 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:30:58,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:30:58,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:30:58,814 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:30:58,816 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:30:58,819 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:30:58,821 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:30:58,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:30:58,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:30:58,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:30:58,831 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:30:58,831 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:30:58,832 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:30:58,833 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:30:58,834 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:30:58,835 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:30:58,835 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:30:58,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:30:58,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:30:58,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:30:58,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:30:58,841 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:30:58,842 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:30:58,842 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:30:58,843 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:30:58,844 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:30:58,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:30:58,847 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-11-20 16:30:58,873 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:30:58,873 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:30:58,874 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:30:58,875 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:30:58,876 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:30:58,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:30:58,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:30:58,886 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:30:58,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:30:58,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:30:58,887 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:30:58,887 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:30:58,888 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:30:58,888 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:30:58,888 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:30:58,889 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:30:58,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:30:58,889 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:30:58,889 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:30:58,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:30:58,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:30:58,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:30:58,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:30:58,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:30:58,891 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:30:58,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:30:58,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:30:58,892 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_8b53ff5c-9951-44a6-b94d-b4f66331cf98/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd7292e1d0b83f8ed7e1275bcd47ad6159422d6d204be9af21c6428d7c5d5839 [2022-11-20 16:30:59,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:30:59,335 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:30:59,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:30:59,340 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:30:59,341 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:30:59,343 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_02_good.i [2022-11-20 16:31:02,814 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:31:03,242 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:31:03,253 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_02_good.i [2022-11-20 16:31:03,279 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/data/e5c64d4bc/bcf3add6a9074c76b938f6422182bbf4/FLAG01e1b6859 [2022-11-20 16:31:03,301 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/data/e5c64d4bc/bcf3add6a9074c76b938f6422182bbf4 [2022-11-20 16:31:03,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:31:03,309 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:31:03,312 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:03,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:31:03,317 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:31:03,318 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:03" (1/1) ... [2022-11-20 16:31:03,319 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b099e9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:03, skipping insertion in model container [2022-11-20 16:31:03,319 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:31:03" (1/1) ... [2022-11-20 16:31:03,329 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:31:03,406 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:31:03,913 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:31:04,576 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:04,590 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:31:04,632 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 16:31:04,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:31:04,983 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:31:04,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04 WrapperNode [2022-11-20 16:31:04,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:31:04,992 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:04,992 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:31:04,993 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:31:05,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,041 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,071 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 107 [2022-11-20 16:31:05,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:31:05,072 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:31:05,073 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:31:05,073 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:31:05,085 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,090 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,098 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,101 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,103 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,105 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,108 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:31:05,109 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:31:05,110 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:31:05,110 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:31:05,111 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:31:04" (1/1) ... [2022-11-20 16:31:05,118 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:31:05,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:31:05,150 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:31:05,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:31:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-20 16:31:05,216 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-20 16:31:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 16:31:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 16:31:05,218 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 16:31:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:31:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 16:31:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:31:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:31:05,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:31:05,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:31:05,223 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 16:31:05,223 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:31:05,500 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:31:05,503 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:31:05,765 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:31:05,816 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:31:05,818 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-20 16:31:05,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:31:05 BoogieIcfgContainer [2022-11-20 16:31:05,827 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:31:05,828 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:31:05,829 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:31:05,842 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:31:05,843 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:31:05" (1/1) ... [2022-11-20 16:31:05,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:31:05,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:05,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 50 states and 70 transitions. [2022-11-20 16:31:05,941 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 70 transitions. [2022-11-20 16:31:05,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 16:31:05,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:05,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:06,162 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 16:31:06,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:06,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 66 transitions. [2022-11-20 16:31:06,214 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2022-11-20 16:31:06,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 16:31:06,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:06,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:06,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:06,409 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 16:31:06,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:06,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 65 transitions. [2022-11-20 16:31:06,434 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2022-11-20 16:31:06,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 16:31:06,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:06,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:06,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:06,553 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 16:31:06,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:06,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 71 transitions. [2022-11-20 16:31:06,627 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-11-20 16:31:06,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 16:31:06,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:06,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:06,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:06,723 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 16:31:06,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 64 transitions. [2022-11-20 16:31:06,795 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-11-20 16:31:06,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 16:31:06,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:06,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:06,844 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 16:31:06,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:06,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 47 states and 62 transitions. [2022-11-20 16:31:06,856 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-11-20 16:31:06,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 16:31:06,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:06,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:06,998 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 16:31:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:07,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 46 states and 61 transitions. [2022-11-20 16:31:07,050 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-11-20 16:31:07,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 16:31:07,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:07,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:07,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:07,166 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 16:31:07,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:07,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 50 states and 66 transitions. [2022-11-20 16:31:07,254 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-11-20 16:31:07,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 16:31:07,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:07,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:07,354 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 16:31:07,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:07,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 60 transitions. [2022-11-20 16:31:07,399 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-11-20 16:31:07,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 16:31:07,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:07,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:07,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:07,476 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 16:31:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 55 transitions. [2022-11-20 16:31:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-11-20 16:31:07,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 16:31:07,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:07,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:07,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:07,586 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 16:31:07,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:07,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 54 transitions. [2022-11-20 16:31:07,616 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-11-20 16:31:07,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 16:31:07,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:07,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:07,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:07,702 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 16:31:07,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:07,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 52 transitions. [2022-11-20 16:31:07,741 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2022-11-20 16:31:07,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 16:31:07,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:07,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:07,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:07,828 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 16:31:07,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:07,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 40 states and 51 transitions. [2022-11-20 16:31:07,861 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-11-20 16:31:07,864 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 16:31:07,864 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-11-20 16:31:07,877 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-11-20 16:31:07,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-11-20 16:31:07,963 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 20.11 04:31:07 ImpRootNode [2022-11-20 16:31:07,963 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-11-20 16:31:07,964 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 16:31:07,971 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 16:31:07,972 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 16:31:07,972 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:31:05" (3/4) ... [2022-11-20 16:31:07,983 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 16:31:07,990 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 16:31:08,003 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-11-20 16:31:08,008 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 16:31:08,009 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 16:31:08,009 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-20 16:31:08,010 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:31:08,010 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 16:31:08,086 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/bin/ukojak-pZX7IvK2PQ/witness.graphml [2022-11-20 16:31:08,086 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 16:31:08,087 INFO L158 Benchmark]: Toolchain (without parser) took 4778.03ms. Allocated memory was 159.4MB in the beginning and 197.1MB in the end (delta: 37.7MB). Free memory was 118.0MB in the beginning and 145.3MB in the end (delta: -27.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:31:08,087 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 159.4MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:31:08,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1678.35ms. Allocated memory is still 159.4MB. Free memory was 118.0MB in the beginning and 125.9MB in the end (delta: -7.9MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2022-11-20 16:31:08,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.16ms. Allocated memory is still 159.4MB. Free memory was 125.9MB in the beginning and 122.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:31:08,088 INFO L158 Benchmark]: Boogie Preprocessor took 36.03ms. Allocated memory is still 159.4MB. Free memory was 122.8MB in the beginning and 121.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:31:08,089 INFO L158 Benchmark]: RCFGBuilder took 718.14ms. Allocated memory is still 159.4MB. Free memory was 120.7MB in the beginning and 102.4MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-20 16:31:08,089 INFO L158 Benchmark]: CodeCheck took 2134.71ms. Allocated memory was 159.4MB in the beginning and 197.1MB in the end (delta: 37.7MB). Free memory was 102.4MB in the beginning and 148.5MB in the end (delta: -46.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:31:08,090 INFO L158 Benchmark]: Witness Printer took 122.40ms. Allocated memory is still 197.1MB. Free memory was 148.5MB in the beginning and 145.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 16:31:08,092 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, 50 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1017 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 180 mSDsluCounter, 696 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 148 mSDsCounter, 146 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 418 IncrementalHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 146 mSolverCounterUnsat, 548 mSDtfsCounter, 418 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1815 GetRequests, 1786 SyntacticMatches, 9 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 236 NumberOfCodeBlocks, 236 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 224 ConstructedInterpolants, 0 QuantifiedInterpolants, 306 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 38/38 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1605]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1629]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1645]: 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: 1662]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 159.4MB. Free memory is still 129.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1678.35ms. Allocated memory is still 159.4MB. Free memory was 118.0MB in the beginning and 125.9MB in the end (delta: -7.9MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.16ms. Allocated memory is still 159.4MB. Free memory was 125.9MB in the beginning and 122.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.03ms. Allocated memory is still 159.4MB. Free memory was 122.8MB in the beginning and 121.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 718.14ms. Allocated memory is still 159.4MB. Free memory was 120.7MB in the beginning and 102.4MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 2134.71ms. Allocated memory was 159.4MB in the beginning and 197.1MB in the end (delta: 37.7MB). Free memory was 102.4MB in the beginning and 148.5MB in the end (delta: -46.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 122.40ms. Allocated memory is still 197.1MB. Free memory was 148.5MB in the beginning and 145.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-11-20 16:31:08,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b53ff5c-9951-44a6-b94d-b4f66331cf98/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