./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_03_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_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/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_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/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_006db1e1-4dad-40e6-ad53-5cc7924e0602/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 46f0e6f4b80808de91e09d472aeb2b9ef300a3816558e57f70a16f1cc4e8839b --- 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 02:20:50,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:20:50,725 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:20:50,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:20:50,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:20:50,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:20:50,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:20:50,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:20:50,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:20:50,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:20:50,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:20:50,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:20:50,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:20:50,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:20:50,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:20:50,758 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:20:50,759 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:20:50,760 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:20:50,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:20:50,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:20:50,765 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:20:50,766 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:20:50,767 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:20:50,768 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:20:50,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:20:50,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:20:50,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:20:50,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:20:50,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:20:50,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:20:50,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:20:50,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:20:50,777 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:20:50,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:20:50,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:20:50,779 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:20:50,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:20:50,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:20:50,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:20:50,780 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:20:50,781 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:20:50,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:20:50,802 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:20:50,802 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:20:50,803 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:20:50,803 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:20:50,804 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:20:50,804 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:20:50,804 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:20:50,804 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:20:50,805 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:20:50,805 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:20:50,805 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:20:50,805 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:20:50,805 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:20:50,806 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:20:50,806 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:20:50,806 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:20:50,806 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:20:50,806 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:20:50,806 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:20:50,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:20:50,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:20:50,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:20:50,807 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:20:50,807 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:20:50,807 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:20:50,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:20:50,808 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:20:50,808 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_006db1e1-4dad-40e6-ad53-5cc7924e0602/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46f0e6f4b80808de91e09d472aeb2b9ef300a3816558e57f70a16f1cc4e8839b [2022-12-15 02:20:51,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:20:51,035 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:20:51,037 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:20:51,038 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:20:51,039 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:20:51,040 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_03_good.i [2022-12-15 02:20:53,566 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:20:53,786 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:20:53,787 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_03_good.i [2022-12-15 02:20:53,799 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/data/935d6d43d/bc82fa7d1b9c402a99be483f1c2f7a74/FLAG919c015fb [2022-12-15 02:20:53,809 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/data/935d6d43d/bc82fa7d1b9c402a99be483f1c2f7a74 [2022-12-15 02:20:53,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:20:53,812 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:20:53,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:20:53,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:20:53,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:20:53,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:20:53" (1/1) ... [2022-12-15 02:20:53,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c18b7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:53, skipping insertion in model container [2022-12-15 02:20:53,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:20:53" (1/1) ... [2022-12-15 02:20:53,822 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:20:53,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:20:54,107 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:20:54,389 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:20:54,393 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:20:54,394 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:20:54,396 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:20:54,397 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:20:54,413 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:20:54,419 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:20:54,426 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:20:54,427 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:20:54,435 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:20:54,449 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:20:54,481 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:20:54,482 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:20:54,483 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:20:54,484 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:20:54,485 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:20:54,488 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:20:54,490 WARN L623 FunctionHandler]: Unknown extern function fgets [2022-12-15 02:20:54,493 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:20:54,494 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:20:54,571 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:20:54,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54 WrapperNode [2022-12-15 02:20:54,571 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:20:54,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:20:54,572 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:20:54,572 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:20:54,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,594 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,611 INFO L138 Inliner]: procedures = 504, calls = 85, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 119 [2022-12-15 02:20:54,611 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:20:54,611 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:20:54,612 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:20:54,612 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:20:54,619 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,619 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,621 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,627 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,629 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,630 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,632 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:20:54,632 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:20:54,632 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:20:54,632 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:20:54,633 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:54,637 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:20:54,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:20:54,663 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:20:54,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:20:54,689 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:20:54,690 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:20:54,690 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:20:54,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:20:54,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:20:54,797 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:20:54,799 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:20:54,956 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:20:54,985 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:20:54,985 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-12-15 02:20:54,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:20:54 BoogieIcfgContainer [2022-12-15 02:20:54,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:20:54,988 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:20:54,988 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:20:54,997 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:20:54,997 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:20:54" (1/1) ... [2022-12-15 02:20:55,006 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:20:55,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 52 states and 72 transitions. [2022-12-15 02:20:55,048 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 72 transitions. [2022-12-15 02:20:55,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:20:55,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:55,167 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 02:20:55,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 68 transitions. [2022-12-15 02:20:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-12-15 02:20:55,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 02:20:55,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:55,292 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 02:20:55,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 73 transitions. [2022-12-15 02:20:55,326 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 73 transitions. [2022-12-15 02:20:55,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 02:20:55,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:55,386 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 02:20:55,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 54 states and 72 transitions. [2022-12-15 02:20:55,428 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2022-12-15 02:20:55,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:20:55,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:55,503 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 02:20:55,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 66 transitions. [2022-12-15 02:20:55,540 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2022-12-15 02:20:55,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 02:20:55,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:55,565 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 02:20:55,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 64 transitions. [2022-12-15 02:20:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2022-12-15 02:20:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 02:20:55,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:55,652 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 02:20:55,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 52 states and 68 transitions. [2022-12-15 02:20:55,694 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-12-15 02:20:55,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:20:55,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:55,760 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 02:20:55,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 67 transitions. [2022-12-15 02:20:55,812 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 67 transitions. [2022-12-15 02:20:55,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:20:55,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:55,899 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 02:20:55,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:55,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 62 transitions. [2022-12-15 02:20:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2022-12-15 02:20:55,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:20:55,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:55,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:56,019 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 02:20:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:56,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 45 states and 57 transitions. [2022-12-15 02:20:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2022-12-15 02:20:56,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:20:56,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:56,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:56,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:56,102 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 02:20:56,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:56,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 44 states and 56 transitions. [2022-12-15 02:20:56,112 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-15 02:20:56,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:20:56,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:56,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:56,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:56,195 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 02:20:56,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:56,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 54 transitions. [2022-12-15 02:20:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2022-12-15 02:20:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:20:56,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:20:56,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:20:56,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:20:56,309 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 02:20:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:20:56,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 53 transitions. [2022-12-15 02:20:56,323 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2022-12-15 02:20:56,324 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:20:56,324 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 13 iterations. [2022-12-15 02:20:56,330 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 02:20:56,372 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:20:56,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:20:56 ImpRootNode [2022-12-15 02:20:56,377 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:20:56,378 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:20:56,378 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:20:56,378 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:20:56,379 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:20:54" (3/4) ... [2022-12-15 02:20:56,381 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:20:56,385 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 02:20:56,386 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 02:20:56,389 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-15 02:20:56,389 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 02:20:56,390 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 02:20:56,390 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:20:56,390 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:20:56,424 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:20:56,425 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:20:56,425 INFO L158 Benchmark]: Toolchain (without parser) took 2613.01ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 124.2MB in the beginning and 140.6MB in the end (delta: -16.5MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2022-12-15 02:20:56,425 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory is still 144.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:20:56,426 INFO L158 Benchmark]: CACSL2BoogieTranslator took 758.41ms. Allocated memory is still 167.8MB. Free memory was 124.2MB in the beginning and 59.5MB in the end (delta: 64.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-12-15 02:20:56,426 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.15ms. Allocated memory is still 167.8MB. Free memory was 59.5MB in the beginning and 56.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:20:56,426 INFO L158 Benchmark]: Boogie Preprocessor took 20.19ms. Allocated memory is still 167.8MB. Free memory was 56.4MB in the beginning and 54.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:20:56,426 INFO L158 Benchmark]: RCFGBuilder took 355.26ms. Allocated memory is still 167.8MB. Free memory was 54.6MB in the beginning and 122.3MB in the end (delta: -67.7MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2022-12-15 02:20:56,427 INFO L158 Benchmark]: CodeCheck took 1389.25ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 122.3MB in the beginning and 143.8MB in the end (delta: -21.4MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2022-12-15 02:20:56,427 INFO L158 Benchmark]: Witness Printer took 46.88ms. Allocated memory is still 201.3MB. Free memory was 143.8MB in the beginning and 140.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:20:56,428 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, 52 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 955 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 170 mSDsluCounter, 712 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 158 mSDsCounter, 194 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 470 IncrementalHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 194 mSolverCounterUnsat, 554 mSDtfsCounter, 470 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1855 GetRequests, 1816 SyntacticMatches, 7 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 264 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 240 NumberOfCodeBlocks, 240 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 228 ConstructedInterpolants, 0 QuantifiedInterpolants, 310 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 38/38 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: 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: 1666]: 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 167.8MB. Free memory is still 144.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 758.41ms. Allocated memory is still 167.8MB. Free memory was 124.2MB in the beginning and 59.5MB in the end (delta: 64.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.15ms. Allocated memory is still 167.8MB. Free memory was 59.5MB in the beginning and 56.4MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.19ms. Allocated memory is still 167.8MB. Free memory was 56.4MB in the beginning and 54.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 355.26ms. Allocated memory is still 167.8MB. Free memory was 54.6MB in the beginning and 122.3MB in the end (delta: -67.7MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. * CodeCheck took 1389.25ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 122.3MB in the beginning and 143.8MB in the end (delta: -21.4MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * Witness Printer took 46.88ms. Allocated memory is still 201.3MB. Free memory was 143.8MB in the beginning and 140.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:20:56,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_006db1e1-4dad-40e6-ad53-5cc7924e0602/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