./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/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_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/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_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/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 c09d8db401c76bc45399a42e4f3d779f4b1d32f8b1e8b2f4060c317b19c9f2ef --- 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 [2022-12-14 20:23:00,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:23:00,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:23:00,838 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:23:00,838 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:23:00,839 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:23:00,840 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:23:00,841 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:23:00,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:23:00,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:23:00,843 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:23:00,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:23:00,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:23:00,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:23:00,846 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:23:00,847 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:23:00,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:23:00,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:23:00,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:23:00,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:23:00,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:23:00,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:23:00,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:23:00,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:23:00,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:23:00,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:23:00,857 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:23:00,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:23:00,858 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:23:00,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:23:00,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:23:00,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:23:00,859 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:23:00,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:23:00,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:23:00,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:23:00,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:23:00,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:23:00,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:23:00,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:23:00,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:23:00,864 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 20:23:00,888 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:23:00,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:23:00,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:23:00,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:23:00,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:23:00,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:23:00,891 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:23:00,891 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:23:00,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:23:00,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:23:00,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:23:00,891 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:23:00,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:23:00,892 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:23:00,892 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:23:00,892 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:23:00,892 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:23:00,892 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:23:00,893 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:23:00,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:23:00,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:23:00,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:23:00,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:23:00,893 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:23:00,893 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:23:00,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:23:00,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:23:00,894 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_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c09d8db401c76bc45399a42e4f3d779f4b1d32f8b1e8b2f4060c317b19c9f2ef [2022-12-14 20:23:01,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:23:01,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:23:01,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:23:01,134 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:23:01,134 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:23:01,135 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i [2022-12-14 20:23:03,735 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:23:03,962 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:23:03,964 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_15_good.i [2022-12-14 20:23:03,978 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/data/6b37b7adc/2561f24a4d8342aa8eef9ee3115a12bf/FLAGd287ee631 [2022-12-14 20:23:03,989 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/data/6b37b7adc/2561f24a4d8342aa8eef9ee3115a12bf [2022-12-14 20:23:03,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:23:03,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:23:03,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:23:03,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:23:03,996 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:23:03,997 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:23:03" (1/1) ... [2022-12-14 20:23:03,998 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b39094c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:03, skipping insertion in model container [2022-12-14 20:23:03,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:23:03" (1/1) ... [2022-12-14 20:23:04,005 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:23:04,049 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:23:04,290 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:23:04,647 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:23:04,651 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:23:04,653 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:23:04,655 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:23:04,655 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:23:04,674 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:23:04,680 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:23:04,689 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:23:04,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:23:04,698 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:23:04,714 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 20:23:04,758 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 20:23:04,760 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:23:04,761 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 20:23:04,764 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:23:04,764 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 20:23:04,769 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:23:04,772 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-14 20:23:04,778 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 20:23:04,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:23:04,922 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:23:04,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04 WrapperNode [2022-12-14 20:23:04,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:23:04,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:23:04,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:23:04,924 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:23:04,931 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,974 INFO L138 Inliner]: procedures = 504, calls = 97, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 179 [2022-12-14 20:23:04,974 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:23:04,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:23:04,975 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:23:04,975 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:23:04,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,984 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,987 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,988 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,995 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,996 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:04,998 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:23:04,998 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:23:04,998 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:23:04,998 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:23:04,999 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:23:04" (1/1) ... [2022-12-14 20:23:05,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:23:05,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:23:05,021 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:23:05,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:23:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 20:23:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 20:23:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-14 20:23:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 20:23:05,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 20:23:05,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:23:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-14 20:23:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:23:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:23:05,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:23:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:23:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 20:23:05,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:23:05,168 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:23:05,169 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:23:05,338 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:23:05,362 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:23:05,362 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 20:23:05,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:23:05 BoogieIcfgContainer [2022-12-14 20:23:05,364 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:23:05,364 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:23:05,364 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:23:05,372 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:23:05,372 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:23:05" (1/1) ... [2022-12-14 20:23:05,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:23:05,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:05,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 113 transitions. [2022-12-14 20:23:05,418 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2022-12-14 20:23:05,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:23:05,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:05,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:05,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:05,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:05,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 108 transitions. [2022-12-14 20:23:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 108 transitions. [2022-12-14 20:23:05,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:23:05,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:05,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:05,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:05,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:05,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 72 states and 107 transitions. [2022-12-14 20:23:05,720 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2022-12-14 20:23:05,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:23:05,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:05,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:05,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:05,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:05,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 71 states and 106 transitions. [2022-12-14 20:23:05,827 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2022-12-14 20:23:05,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:23:05,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:05,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:05,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:05,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 105 transitions. [2022-12-14 20:23:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2022-12-14 20:23:05,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:23:05,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:05,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:05,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:05,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 70 states and 102 transitions. [2022-12-14 20:23:05,935 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 102 transitions. [2022-12-14 20:23:05,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:23:05,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:05,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:05,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:05,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:05,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 97 transitions. [2022-12-14 20:23:05,993 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 97 transitions. [2022-12-14 20:23:05,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:23:05,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:05,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 67 states and 96 transitions. [2022-12-14 20:23:06,067 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 96 transitions. [2022-12-14 20:23:06,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:23:06,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 95 transitions. [2022-12-14 20:23:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2022-12-14 20:23:06,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:23:06,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 64 states and 90 transitions. [2022-12-14 20:23:06,241 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2022-12-14 20:23:06,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:23:06,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 89 transitions. [2022-12-14 20:23:06,320 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2022-12-14 20:23:06,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:23:06,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 96 transitions. [2022-12-14 20:23:06,434 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2022-12-14 20:23:06,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:23:06,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:23:06,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 61 states and 84 transitions. [2022-12-14 20:23:06,508 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2022-12-14 20:23:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:23:06,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 79 transitions. [2022-12-14 20:23:06,649 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-14 20:23:06,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:23:06,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 86 transitions. [2022-12-14 20:23:06,741 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 86 transitions. [2022-12-14 20:23:06,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:23:06,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 64 states and 87 transitions. [2022-12-14 20:23:06,795 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2022-12-14 20:23:06,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:23:06,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:23:06,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:23:06,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:06,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:23:06,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:23:06,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 55 states and 71 transitions. [2022-12-14 20:23:06,870 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2022-12-14 20:23:06,870 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 20:23:06,870 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-12-14 20:23:06,876 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-14 20:23:06,926 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,930 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,930 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,930 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,930 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,930 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,930 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,930 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,931 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 20:23:06,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:23:06 ImpRootNode [2022-12-14 20:23:06,931 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:23:06,931 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:23:06,932 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:23:06,932 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:23:06,932 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:23:05" (3/4) ... [2022-12-14 20:23:06,935 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 20:23:06,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 20:23:06,941 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 20:23:06,946 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2022-12-14 20:23:06,947 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-12-14 20:23:06,947 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-12-14 20:23:06,947 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-14 20:23:06,947 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 20:23:07,000 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 20:23:07,000 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:23:07,001 INFO L158 Benchmark]: Toolchain (without parser) took 3009.32ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 91.2MB in the beginning and 69.9MB in the end (delta: 21.2MB). Peak memory consumption was 51.6MB. Max. memory is 16.1GB. [2022-12-14 20:23:07,001 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 134.2MB. Free memory was 75.5MB in the beginning and 75.3MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:23:07,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 930.21ms. Allocated memory is still 134.2MB. Free memory was 91.2MB in the beginning and 81.9MB in the end (delta: 9.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. [2022-12-14 20:23:07,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.90ms. Allocated memory is still 134.2MB. Free memory was 81.9MB in the beginning and 78.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:23:07,002 INFO L158 Benchmark]: Boogie Preprocessor took 22.90ms. Allocated memory is still 134.2MB. Free memory was 78.2MB in the beginning and 76.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:23:07,003 INFO L158 Benchmark]: RCFGBuilder took 365.64ms. Allocated memory is still 134.2MB. Free memory was 76.9MB in the beginning and 55.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-14 20:23:07,003 INFO L158 Benchmark]: CodeCheck took 1566.61ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 55.9MB in the beginning and 74.1MB in the end (delta: -18.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-12-14 20:23:07,003 INFO L158 Benchmark]: Witness Printer took 69.12ms. Allocated memory is still 161.5MB. Free memory was 74.1MB in the beginning and 69.9MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:23:07,005 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, 75 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2020 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 195 mSDsluCounter, 1203 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 60 mSDsCounter, 374 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 859 IncrementalHoareTripleChecker+Invalid, 1233 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 374 mSolverCounterUnsat, 1143 mSDtfsCounter, 859 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3492 GetRequests, 3454 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 387 NumberOfCodeBlocks, 387 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 371 ConstructedInterpolants, 0 QuantifiedInterpolants, 419 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 4/4 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: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1581]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1622]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1654]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1681]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1681]: 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: 1649]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1571]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1640]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1667]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1596]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1702]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1676]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1552]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1615]: 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 134.2MB. Free memory was 75.5MB in the beginning and 75.3MB in the end (delta: 188.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 930.21ms. Allocated memory is still 134.2MB. Free memory was 91.2MB in the beginning and 81.9MB in the end (delta: 9.3MB). Peak memory consumption was 55.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.90ms. Allocated memory is still 134.2MB. Free memory was 81.9MB in the beginning and 78.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.90ms. Allocated memory is still 134.2MB. Free memory was 78.2MB in the beginning and 76.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 365.64ms. Allocated memory is still 134.2MB. Free memory was 76.9MB in the beginning and 55.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 1566.61ms. Allocated memory was 134.2MB in the beginning and 161.5MB in the end (delta: 27.3MB). Free memory was 55.9MB in the beginning and 74.1MB in the end (delta: -18.2MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Witness Printer took 69.12ms. Allocated memory is still 161.5MB. Free memory was 74.1MB in the beginning and 69.9MB 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! [2022-12-14 20:23:07,020 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de24e0a0-3f02-40b6-a669-ddaf2d845f4c/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