./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_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_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/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_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/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_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/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 c104c4346a55d7b61e89afbe14a79ba8469e3eaf04b333a1954774022dbc8377 --- 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 02:05:41,824 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:05:41,825 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:05:41,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:05:41,846 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:05:41,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:05:41,849 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:05:41,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:05:41,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:05:41,853 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:05:41,854 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:05:41,855 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:05:41,855 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:05:41,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:05:41,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:05:41,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:05:41,860 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:05:41,861 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:05:41,863 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:05:41,865 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:05:41,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:05:41,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:05:41,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:05:41,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:05:41,874 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:05:41,874 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:05:41,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:05:41,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:05:41,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:05:41,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:05:41,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:05:41,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:05:41,878 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:05:41,879 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:05:41,880 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:05:41,880 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:05:41,881 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:05:41,881 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:05:41,881 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:05:41,882 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:05:41,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:05:41,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:05:41,904 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:05:41,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:05:41,905 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:05:41,905 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:05:41,906 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:05:41,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:05:41,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:05:41,906 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:05:41,907 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:05:41,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:05:41,907 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:05:41,907 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:05:41,907 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:05:41,908 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:05:41,908 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:05:41,908 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:05:41,908 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:05:41,908 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:05:41,908 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:05:41,908 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:05:41,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:41,909 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:05:41,909 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:05:41,909 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:05:41,909 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:05:41,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:05:41,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:05:41,909 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_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c104c4346a55d7b61e89afbe14a79ba8469e3eaf04b333a1954774022dbc8377 [2022-12-15 02:05:42,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:05:42,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:05:42,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:05:42,104 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:05:42,104 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:05:42,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_good.i [2022-12-15 02:05:44,593 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:05:44,851 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:05:44,852 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_10_good.i [2022-12-15 02:05:44,863 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/data/f9411bcd7/192f550ed164490883aee1e1ac7336e8/FLAGcaa1854e5 [2022-12-15 02:05:45,163 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/data/f9411bcd7/192f550ed164490883aee1e1ac7336e8 [2022-12-15 02:05:45,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:05:45,165 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:05:45,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:05:45,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:05:45,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:05:45,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5057f98b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45, skipping insertion in model container [2022-12-15 02:05:45,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:05:45,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:05:45,431 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:05:45,742 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:05:45,746 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:05:45,747 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:05:45,749 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:05:45,749 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:05:45,775 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:05:45,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:05:45,782 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:05:45,796 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:05:45,828 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:05:45,829 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:05:45,830 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:05:45,831 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:05:45,832 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:05:45,837 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:05:45,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:05:45,934 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:05:45,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45 WrapperNode [2022-12-15 02:05:45,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:05:45,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:05:45,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:05:45,936 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:05:45,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,956 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,971 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 81 [2022-12-15 02:05:45,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:05:45,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:05:45,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:05:45,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:05:45,978 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,980 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,980 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,986 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,987 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:05:45,989 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:05:45,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:05:45,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:05:45,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:05:45" (1/1) ... [2022-12-15 02:05:45,994 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:05:46,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:05:46,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:05:46,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:05:46,056 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:05:46,056 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:05:46,056 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:05:46,056 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:05:46,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:05:46,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:05:46,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:05:46,056 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:05:46,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:05:46,155 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:05:46,157 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:05:46,317 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:05:46,347 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:05:46,347 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:05:46,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:46 BoogieIcfgContainer [2022-12-15 02:05:46,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:05:46,350 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:05:46,350 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:05:46,358 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:05:46,358 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:46" (1/1) ... [2022-12-15 02:05:46,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:05:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:46,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-12-15 02:05:46,404 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-12-15 02:05:46,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:05:46,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:46,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:46,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:46,559 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 02:05:46,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:46,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-12-15 02:05:46,593 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-12-15 02:05:46,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 02:05:46,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:46,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:46,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:46,662 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 02:05:46,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-12-15 02:05:46,707 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-12-15 02:05:46,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:05:46,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:46,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:46,759 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 02:05:46,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:46,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-12-15 02:05:46,779 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-12-15 02:05:46,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:05:46,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:46,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:46,861 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 02:05:46,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:46,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 48 states and 68 transitions. [2022-12-15 02:05:46,905 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 68 transitions. [2022-12-15 02:05:46,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:05:46,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:46,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:46,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:46,940 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 02:05:47,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:47,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 47 states and 64 transitions. [2022-12-15 02:05:47,033 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-12-15 02:05:47,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:05:47,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:47,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:47,088 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 02:05:47,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:47,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 63 transitions. [2022-12-15 02:05:47,309 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 63 transitions. [2022-12-15 02:05:47,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:05:47,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:47,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:47,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:47,352 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 02:05:47,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:47,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 62 transitions. [2022-12-15 02:05:47,413 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2022-12-15 02:05:47,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:05:47,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:47,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:47,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:47,460 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 02:05:47,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:47,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 61 transitions. [2022-12-15 02:05:47,535 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-12-15 02:05:47,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:05:47,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:47,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:47,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:47,570 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 02:05:47,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 49 states and 66 transitions. [2022-12-15 02:05:47,601 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2022-12-15 02:05:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:05:47,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:47,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:47,640 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 02:05:47,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:47,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 72 transitions. [2022-12-15 02:05:47,716 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-15 02:05:47,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:05:47,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:47,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:47,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:47,754 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 02:05:47,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:47,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 56 states and 78 transitions. [2022-12-15 02:05:47,844 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 78 transitions. [2022-12-15 02:05:47,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:05:47,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:47,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:47,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:47,868 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 02:05:48,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:48,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 86 transitions. [2022-12-15 02:05:48,070 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 86 transitions. [2022-12-15 02:05:48,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:05:48,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:48,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:48,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:48,157 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 02:05:48,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:48,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 73 transitions. [2022-12-15 02:05:48,311 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2022-12-15 02:05:48,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:05:48,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:48,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:48,356 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 02:05:48,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:48,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 53 states and 72 transitions. [2022-12-15 02:05:48,441 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2022-12-15 02:05:48,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:05:48,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:48,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:48,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 02:05:48,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:48,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 53 states and 71 transitions. [2022-12-15 02:05:48,543 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2022-12-15 02:05:48,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:05:48,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:48,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:48,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:48,625 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 02:05:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:48,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 53 states and 70 transitions. [2022-12-15 02:05:48,752 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-12-15 02:05:48,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:05:48,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:48,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:48,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:48,780 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 02:05:48,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:48,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 51 states and 66 transitions. [2022-12-15 02:05:48,897 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2022-12-15 02:05:48,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:05:48,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:48,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:48,914 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 02:05:49,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:49,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 38 states and 45 transitions. [2022-12-15 02:05:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-12-15 02:05:49,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:05:49,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:49,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:49,104 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 02:05:49,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:49,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 37 states and 44 transitions. [2022-12-15 02:05:49,247 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2022-12-15 02:05:49,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:05:49,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:49,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:49,296 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 02:05:49,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 36 states and 43 transitions. [2022-12-15 02:05:49,390 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2022-12-15 02:05:49,390 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:05:49,390 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-12-15 02:05:49,396 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 02:05:49,533 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:05:49,536 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:05:49 ImpRootNode [2022-12-15 02:05:49,536 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:05:49,537 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:05:49,537 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:05:49,537 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:05:49,537 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:05:46" (3/4) ... [2022-12-15 02:05:49,540 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:05:49,543 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 02:05:49,544 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 02:05:49,546 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-12-15 02:05:49,547 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-12-15 02:05:49,547 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 02:05:49,547 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:05:49,578 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:05:49,578 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:05:49,578 INFO L158 Benchmark]: Toolchain (without parser) took 4413.11ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 79.0MB in the beginning and 38.9MB in the end (delta: 40.0MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2022-12-15 02:05:49,579 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:05:49,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 768.88ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 79.0MB in the beginning and 78.6MB in the end (delta: 385.5kB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2022-12-15 02:05:49,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.25ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 75.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:05:49,580 INFO L158 Benchmark]: Boogie Preprocessor took 16.50ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 73.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:05:49,580 INFO L158 Benchmark]: RCFGBuilder took 360.72ms. Allocated memory is still 142.6MB. Free memory was 73.7MB in the beginning and 104.8MB in the end (delta: -31.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 02:05:49,581 INFO L158 Benchmark]: CodeCheck took 3186.36ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 43.0MB in the end (delta: 61.8MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2022-12-15 02:05:49,581 INFO L158 Benchmark]: Witness Printer took 41.16ms. Allocated memory is still 142.6MB. Free memory was 43.0MB in the beginning and 38.9MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:05:49,584 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.0s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2843 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 905 mSDsluCounter, 1670 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 498 mSDsCounter, 525 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2563 IncrementalHoareTripleChecker+Invalid, 3088 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 525 mSolverCounterUnsat, 1172 mSDtfsCounter, 2563 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3686 GetRequests, 3569 SyntacticMatches, 17 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4073 ImplicationChecksByTransitivity, 1.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 408 NumberOfCodeBlocks, 408 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 388 ConstructedInterpolants, 0 QuantifiedInterpolants, 852 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 58/58 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: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: 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: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 117.4MB. Free memory is still 93.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 768.88ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 79.0MB in the beginning and 78.6MB in the end (delta: 385.5kB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.25ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 75.7MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 16.50ms. Allocated memory is still 142.6MB. Free memory was 75.7MB in the beginning and 73.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.72ms. Allocated memory is still 142.6MB. Free memory was 73.7MB in the beginning and 104.8MB in the end (delta: -31.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3186.36ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 43.0MB in the end (delta: 61.8MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. * Witness Printer took 41.16ms. Allocated memory is still 142.6MB. Free memory was 43.0MB in the beginning and 38.9MB in the end (delta: 4.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:05:49,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b291ce0b-d189-4ad7-a7fc-26537ef2ca6c/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