./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_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_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/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_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/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_f8882a6d-abea-49e7-a64c-d0b3b18534be/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 d87e79fd0a3664c3d6d50cf4e7348a01aa862a87e13910b145f42949abad3100 --- 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 01:26:10,557 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:26:10,559 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:26:10,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:26:10,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:26:10,571 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:26:10,572 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:26:10,573 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:26:10,574 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:26:10,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:26:10,575 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:26:10,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:26:10,576 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:26:10,577 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:26:10,578 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:26:10,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:26:10,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:26:10,579 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:26:10,580 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:26:10,581 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:26:10,582 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:26:10,583 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:26:10,584 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:26:10,584 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:26:10,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:26:10,586 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:26:10,586 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:26:10,587 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:26:10,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:26:10,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:26:10,588 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:26:10,589 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:26:10,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:26:10,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:26:10,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:26:10,590 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:26:10,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:26:10,591 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:26:10,591 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:26:10,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:26:10,592 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:26:10,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 01:26:10,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:26:10,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:26:10,606 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 01:26:10,606 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 01:26:10,606 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:26:10,607 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:26:10,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:26:10,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:26:10,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:26:10,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:26:10,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 01:26:10,607 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:26:10,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 01:26:10,608 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 01:26:10,608 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 01:26:10,608 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:26:10,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 01:26:10,608 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:26:10,608 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:26:10,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:26:10,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:26:10,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:26:10,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:26:10,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 01:26:10,609 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:26:10,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:26:10,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 01:26:10,610 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_f8882a6d-abea-49e7-a64c-d0b3b18534be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d87e79fd0a3664c3d6d50cf4e7348a01aa862a87e13910b145f42949abad3100 [2022-12-15 01:26:10,779 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:26:10,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:26:10,796 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:26:10,798 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:26:10,798 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:26:10,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_good.i [2022-12-15 01:26:13,398 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:26:13,679 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:26:13,679 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_add_17_good.i [2022-12-15 01:26:13,698 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/data/aeb1c5a04/682c224b8e1e40dbb68c8f1bcd516d7e/FLAGa0f9c9f0b [2022-12-15 01:26:13,973 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/data/aeb1c5a04/682c224b8e1e40dbb68c8f1bcd516d7e [2022-12-15 01:26:13,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:26:13,976 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:26:13,976 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:26:13,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:26:13,980 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:26:13,980 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:26:13" (1/1) ... [2022-12-15 01:26:13,981 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ed248b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:13, skipping insertion in model container [2022-12-15 01:26:13,981 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:26:13" (1/1) ... [2022-12-15 01:26:13,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:26:14,027 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:26:14,268 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:26:14,539 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:26:14,543 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:26:14,544 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:26:14,546 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:26:14,546 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:26:14,570 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:26:14,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:26:14,578 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:26:14,591 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 01:26:14,622 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 01:26:14,623 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:26:14,624 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 01:26:14,626 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:26:14,626 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 01:26:14,631 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 01:26:14,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:26:14,736 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:26:14,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14 WrapperNode [2022-12-15 01:26:14,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:26:14,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:26:14,738 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:26:14,738 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:26:14,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,774 INFO L138 Inliner]: procedures = 501, calls = 65, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 99 [2022-12-15 01:26:14,774 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:26:14,775 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:26:14,775 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:26:14,775 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:26:14,781 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,782 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,791 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,792 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,793 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:26:14,794 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:26:14,794 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:26:14,794 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:26:14,795 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:26:14" (1/1) ... [2022-12-15 01:26:14,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:26:14,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:26:14,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:26:14,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:26:14,853 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 01:26:14,853 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 01:26:14,853 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 01:26:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 01:26:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:26:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:26:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 01:26:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:26:14,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:26:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:26:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 01:26:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:26:14,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 01:26:14,949 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:26:14,950 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:26:15,082 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:26:15,117 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:26:15,117 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 01:26:15,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:26:15 BoogieIcfgContainer [2022-12-15 01:26:15,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:26:15,119 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:26:15,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:26:15,130 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:26:15,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:26:15" (1/1) ... [2022-12-15 01:26:15,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:26:15,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:15,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-12-15 01:26:15,185 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-15 01:26:15,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:26:15,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:15,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:15,390 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 01:26:15,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:15,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-12-15 01:26:15,428 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-12-15 01:26:15,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:26:15,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:15,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:15,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:15,487 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 01:26:15,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:15,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-12-15 01:26:15,500 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-12-15 01:26:15,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:26:15,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:15,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:15,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:15,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:26:15,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:15,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-12-15 01:26:15,597 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-12-15 01:26:15,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:26:15,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:15,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:15,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:26:15,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:15,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 46 states and 56 transitions. [2022-12-15 01:26:15,908 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 56 transitions. [2022-12-15 01:26:15,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 01:26:15,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:15,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:15,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:15,962 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:26:16,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:16,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 47 states and 58 transitions. [2022-12-15 01:26:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2022-12-15 01:26:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 01:26:16,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:16,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:26:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:16,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 49 states and 60 transitions. [2022-12-15 01:26:16,223 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 60 transitions. [2022-12-15 01:26:16,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 01:26:16,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:16,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:16,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:16,277 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 01:26:16,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:16,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 53 states and 68 transitions. [2022-12-15 01:26:16,413 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 68 transitions. [2022-12-15 01:26:16,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:26:16,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:16,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:16,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:16,446 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 01:26:16,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:16,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2022-12-15 01:26:16,469 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2022-12-15 01:26:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:26:16,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:16,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:16,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:26:16,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2022-12-15 01:26:16,674 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2022-12-15 01:26:16,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:26:16,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:16,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:16,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:16,746 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-15 01:26:16,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:16,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2022-12-15 01:26:16,867 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2022-12-15 01:26:16,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:26:16,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:16,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:26:17,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 60 states and 79 transitions. [2022-12-15 01:26:17,024 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 79 transitions. [2022-12-15 01:26:17,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 01:26:17,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:17,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:17,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:17,070 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:26:17,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:17,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 61 states and 80 transitions. [2022-12-15 01:26:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2022-12-15 01:26:17,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 01:26:17,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:17,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:17,133 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 01:26:17,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:17,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 44 states and 51 transitions. [2022-12-15 01:26:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-15 01:26:17,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 01:26:17,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:17,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:17,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:17,332 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:26:17,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:17,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 40 states and 45 transitions. [2022-12-15 01:26:17,419 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2022-12-15 01:26:17,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 01:26:17,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:17,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:17,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:17,473 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:26:17,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:17,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 42 states and 49 transitions. [2022-12-15 01:26:17,751 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions. [2022-12-15 01:26:17,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 01:26:17,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:17,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:17,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:17,778 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:26:17,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:17,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 43 states and 50 transitions. [2022-12-15 01:26:17,789 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 50 transitions. [2022-12-15 01:26:17,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 01:26:17,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:17,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:17,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:17,883 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:26:18,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:18,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 49 states and 59 transitions. [2022-12-15 01:26:18,089 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2022-12-15 01:26:18,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 01:26:18,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:18,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:18,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:18,136 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:26:18,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 50 states and 61 transitions. [2022-12-15 01:26:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2022-12-15 01:26:18,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 01:26:18,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:18,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:18,195 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 01:26:18,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:18,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 54 states and 65 transitions. [2022-12-15 01:26:18,370 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2022-12-15 01:26:18,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-15 01:26:18,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:26:18,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:26:18,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:26:18,455 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 01:26:18,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:26:18,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 37 states and 41 transitions. [2022-12-15 01:26:18,648 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2022-12-15 01:26:18,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 01:26:18,649 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2022-12-15 01:26:18,656 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-12-15 01:26:18,713 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:26:18,716 INFO L560 CodeCheckObserver]: Invariant with dag size 15 [2022-12-15 01:26:18,723 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2022-12-15 01:26:18,723 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:26:18,723 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 01:26:18,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 01:26:18 ImpRootNode [2022-12-15 01:26:18,724 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 01:26:18,724 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 01:26:18,724 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 01:26:18,725 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 01:26:18,725 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:26:15" (3/4) ... [2022-12-15 01:26:18,728 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 01:26:18,733 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 01:26:18,733 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 01:26:18,738 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-12-15 01:26:18,738 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-12-15 01:26:18,738 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 01:26:18,739 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 01:26:18,773 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 01:26:18,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 01:26:18,774 INFO L158 Benchmark]: Toolchain (without parser) took 4798.26ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 86.4MB in the beginning and 37.6MB in the end (delta: 48.8MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2022-12-15 01:26:18,774 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 01:26:18,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.70ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 86.0MB in the beginning and 92.3MB in the end (delta: -6.3MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2022-12-15 01:26:18,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.72ms. Allocated memory is still 155.2MB. Free memory was 92.3MB in the beginning and 89.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:26:18,775 INFO L158 Benchmark]: Boogie Preprocessor took 18.79ms. Allocated memory is still 155.2MB. Free memory was 89.4MB in the beginning and 87.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 01:26:18,776 INFO L158 Benchmark]: RCFGBuilder took 324.98ms. Allocated memory is still 155.2MB. Free memory was 87.3MB in the beginning and 70.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-15 01:26:18,776 INFO L158 Benchmark]: CodeCheck took 3604.45ms. Allocated memory is still 155.2MB. Free memory was 70.0MB in the beginning and 40.7MB in the end (delta: 29.2MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. [2022-12-15 01:26:18,776 INFO L158 Benchmark]: Witness Printer took 49.08ms. Allocated memory is still 155.2MB. Free memory was 40.7MB in the beginning and 37.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 01:26:18,777 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, 44 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1230 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 406 mSDsluCounter, 410 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 86 mSDsCounter, 694 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2472 IncrementalHoareTripleChecker+Invalid, 3166 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 694 mSolverCounterUnsat, 324 mSDtfsCounter, 2472 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2821 GetRequests, 2725 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2989 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 403 NumberOfCodeBlocks, 403 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 383 ConstructedInterpolants, 0 QuantifiedInterpolants, 631 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 15 PerfectInterpolantSequences, 78/83 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1575]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1582]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1579]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1597]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: i == 0 || (0 <= unknown-#memory_int-unknown[data][data] + 2147483648 && 1 <= i) - InvariantResult [Line: 1575]: Loop Invariant Derived loop invariant: (1 <= h && data == 2) || h == 0 - InvariantResult [Line: 1579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 125.8MB. Free memory is still 99.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.70ms. Allocated memory was 125.8MB in the beginning and 155.2MB in the end (delta: 29.4MB). Free memory was 86.0MB in the beginning and 92.3MB in the end (delta: -6.3MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.72ms. Allocated memory is still 155.2MB. Free memory was 92.3MB in the beginning and 89.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.79ms. Allocated memory is still 155.2MB. Free memory was 89.4MB in the beginning and 87.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 324.98ms. Allocated memory is still 155.2MB. Free memory was 87.3MB in the beginning and 70.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3604.45ms. Allocated memory is still 155.2MB. Free memory was 70.0MB in the beginning and 40.7MB in the end (delta: 29.2MB). Peak memory consumption was 29.2MB. Max. memory is 16.1GB. * Witness Printer took 49.08ms. Allocated memory is still 155.2MB. Free memory was 40.7MB in the beginning and 37.6MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 01:26:18,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f8882a6d-abea-49e7-a64c-d0b3b18534be/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