./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_22_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_22_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4 --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 dad58a8c257ba46532a4226ed53e7ceda4e89013e9e93ffd57d5b066160f8758 --- 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-2329fc7 [2022-12-15 02:17:47,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:17:47,711 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:17:47,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:17:47,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:17:47,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:17:47,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:17:47,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:17:47,744 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:17:47,746 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:17:47,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:17:47,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:17:47,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:17:47,751 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:17:47,752 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:17:47,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:17:47,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:17:47,757 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:17:47,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:17:47,762 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:17:47,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:17:47,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:17:47,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:17:47,769 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:17:47,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:17:47,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:17:47,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:17:47,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:17:47,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:17:47,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:17:47,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:17:47,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:17:47,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:17:47,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:17:47,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:17:47,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:17:47,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:17:47,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:17:47,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:17:47,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:17:47,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:17:47,788 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:17:47,810 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:17:47,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:17:47,811 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:17:47,811 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:17:47,812 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:17:47,812 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:17:47,812 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:17:47,812 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:17:47,812 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:17:47,813 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:17:47,813 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:17:47,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:17:47,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:17:47,813 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:17:47,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:17:47,814 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:17:47,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:17:47,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:17:47,814 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:17:47,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:17:47,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:17:47,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:17:47,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:17:47,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:17:47,815 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:17:47,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:17:47,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:17:47,816 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_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dad58a8c257ba46532a4226ed53e7ceda4e89013e9e93ffd57d5b066160f8758 [2022-12-15 02:17:48,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:17:48,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:17:48,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:17:48,059 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:17:48,059 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:17:48,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_22_good.i [2022-12-15 02:17:50,648 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:17:50,934 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:17:50,934 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_postinc_22_good.i [2022-12-15 02:17:50,963 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/data/76c5f9854/5da316038cbb4c6c8f655ae77fe9d9ae/FLAGf754947ae [2022-12-15 02:17:50,977 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/data/76c5f9854/5da316038cbb4c6c8f655ae77fe9d9ae [2022-12-15 02:17:50,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:17:50,981 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:17:50,982 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:17:50,982 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:17:50,985 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:17:50,986 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:17:50" (1/1) ... [2022-12-15 02:17:50,987 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cfc2517 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:50, skipping insertion in model container [2022-12-15 02:17:50,987 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:17:50" (1/1) ... [2022-12-15 02:17:50,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:17:51,045 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:17:51,328 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:17:51,615 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:17:51,619 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:17:51,621 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:17:51,622 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:17:51,623 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:17:51,645 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:17:51,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:17:51,660 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:17:51,677 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:17:51,716 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:17:51,718 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:17:51,719 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:17:51,721 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:17:51,722 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:17:51,727 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:17:51,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:17:51,873 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:17:51,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51 WrapperNode [2022-12-15 02:17:51,874 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:17:51,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:17:51,875 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:17:51,875 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:17:51,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,905 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,928 INFO L138 Inliner]: procedures = 505, calls = 78, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 95 [2022-12-15 02:17:51,929 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:17:51,930 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:17:51,930 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:17:51,930 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:17:51,939 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,942 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,943 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,953 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,956 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:17:51,957 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:17:51,957 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:17:51,957 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:17:51,958 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:17:51" (1/1) ... [2022-12-15 02:17:51,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:17:51,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:17:51,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:17:51,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:17:52,022 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:17:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:17:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:17:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:17:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:17:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 02:17:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:17:52,023 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:17:52,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:17:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:17:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:17:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 02:17:52,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:17:52,148 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:17:52,150 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:17:52,307 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:17:52,349 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:17:52,350 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:17:52,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:17:52 BoogieIcfgContainer [2022-12-15 02:17:52,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:17:52,353 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:17:52,354 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:17:52,363 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:17:52,363 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:17:52" (1/1) ... [2022-12-15 02:17:52,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:17:52,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:52,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-15 02:17:52,415 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-15 02:17:52,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:17:52,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:52,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:52,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:52,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:52,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:52,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 35 states and 45 transitions. [2022-12-15 02:17:52,758 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2022-12-15 02:17:52,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:17:52,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:52,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 02:17:52,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:52,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-12-15 02:17:52,862 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-12-15 02:17:52,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:17:52,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:52,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:52,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:17:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:52,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 41 transitions. [2022-12-15 02:17:52,986 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-12-15 02:17:52,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:17:52,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:52,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:53,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:17:53,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:53,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 40 transitions. [2022-12-15 02:17:53,161 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-12-15 02:17:53,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:17:53,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:53,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:53,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:53,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:17:53,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:53,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 39 transitions. [2022-12-15 02:17:53,309 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2022-12-15 02:17:53,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:17:53,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:53,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:53,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:17:53,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:53,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 38 transitions. [2022-12-15 02:17:53,430 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-12-15 02:17:53,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:17:53,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:53,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:53,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:17:53,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:53,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 37 transitions. [2022-12-15 02:17:53,575 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2022-12-15 02:17:53,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:17:53,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:17:53,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:17:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:17:53,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 02:17:53,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:17:53,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 36 transitions. [2022-12-15 02:17:53,629 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2022-12-15 02:17:53,630 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:17:53,630 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 9 iterations. [2022-12-15 02:17:53,637 INFO L754 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2022-12-15 02:17:53,665 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:17:53,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:17:53 ImpRootNode [2022-12-15 02:17:53,669 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:17:53,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:17:53,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:17:53,670 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:17:53,671 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:17:52" (3/4) ... [2022-12-15 02:17:53,673 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:17:53,677 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 02:17:53,677 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 02:17:53,680 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-12-15 02:17:53,680 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-15 02:17:53,680 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 02:17:53,680 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:17:53,715 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:17:53,716 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:17:53,716 INFO L158 Benchmark]: Toolchain (without parser) took 2735.31ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 101.7MB in the beginning and 101.0MB in the end (delta: 683.6kB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2022-12-15 02:17:53,716 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 136.3MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:17:53,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.79ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 101.1MB in the beginning and 130.1MB in the end (delta: -29.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2022-12-15 02:17:53,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.39ms. Allocated memory is still 176.2MB. Free memory was 130.1MB in the beginning and 127.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:17:53,717 INFO L158 Benchmark]: Boogie Preprocessor took 26.94ms. Allocated memory is still 176.2MB. Free memory was 127.0MB in the beginning and 126.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:17:53,717 INFO L158 Benchmark]: RCFGBuilder took 395.54ms. Allocated memory is still 176.2MB. Free memory was 126.0MB in the beginning and 107.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 02:17:53,717 INFO L158 Benchmark]: CodeCheck took 1316.07ms. Allocated memory is still 176.2MB. Free memory was 107.1MB in the beginning and 104.1MB in the end (delta: 3.0MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. [2022-12-15 02:17:53,718 INFO L158 Benchmark]: Witness Printer took 45.62ms. Allocated memory is still 176.2MB. Free memory was 104.1MB in the beginning and 101.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:17:53,719 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, 36 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 368 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 232 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 130 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 278 IncrementalHoareTripleChecker+Invalid, 408 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 130 mSolverCounterUnsat, 206 mSDtfsCounter, 278 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 779 GetRequests, 747 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 224 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 113 NumberOfCodeBlocks, 113 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 105 ConstructedInterpolants, 0 QuantifiedInterpolants, 151 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 20/20 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: 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: 1621]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1621]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1636]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 1589]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 136.3MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.79ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 101.1MB in the beginning and 130.1MB in the end (delta: -29.0MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.39ms. Allocated memory is still 176.2MB. Free memory was 130.1MB in the beginning and 127.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.94ms. Allocated memory is still 176.2MB. Free memory was 127.0MB in the beginning and 126.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 395.54ms. Allocated memory is still 176.2MB. Free memory was 126.0MB in the beginning and 107.1MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 1316.07ms. Allocated memory is still 176.2MB. Free memory was 107.1MB in the beginning and 104.1MB in the end (delta: 3.0MB). Peak memory consumption was 1.9MB. Max. memory is 16.1GB. * Witness Printer took 45.62ms. Allocated memory is still 176.2MB. Free memory was 104.1MB in the beginning and 101.0MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:17:53,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cfc767bf-8fc4-497a-b055-8ded84330f6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE