./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/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_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/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_fa75aae6-c365-48e5-a387-2ad417b57f45/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 53bd4b9ce9f463e7465714e944e930f779abcfee52196564bd67f18dcfe45cc9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:49:45,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:49:45,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:49:45,686 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:49:45,687 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:49:45,688 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:49:45,689 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:49:45,691 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:49:45,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:49:45,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:49:45,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:49:45,696 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:49:45,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:49:45,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:49:45,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:49:45,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:49:45,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:49:45,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:49:45,703 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:49:45,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:49:45,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:49:45,707 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:49:45,708 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:49:45,709 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:49:45,713 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:49:45,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:49:45,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:49:45,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:49:45,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:49:45,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:49:45,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:49:45,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:49:45,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:49:45,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:49:45,719 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:49:45,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:49:45,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:49:45,720 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:49:45,720 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:49:45,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:49:45,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:49:45,723 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-14 19:49:45,742 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:49:45,742 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:49:45,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 19:49:45,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 19:49:45,744 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:49:45,744 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:49:45,744 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:49:45,744 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:49:45,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:49:45,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:49:45,745 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 19:49:45,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:49:45,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 19:49:45,745 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 19:49:45,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 19:49:45,746 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:49:45,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 19:49:45,746 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:49:45,746 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:49:45,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:49:45,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:49:45,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:49:45,747 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:49:45,747 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 19:49:45,748 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:49:45,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:49:45,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 19:49:45,748 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_fa75aae6-c365-48e5-a387-2ad417b57f45/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53bd4b9ce9f463e7465714e944e930f779abcfee52196564bd67f18dcfe45cc9 [2022-12-14 19:49:45,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:49:45,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:49:45,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:49:45,978 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:49:45,979 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:49:45,980 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_17_good.i [2022-12-14 19:49:48,581 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:49:48,796 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:49:48,797 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_postdec_17_good.i [2022-12-14 19:49:48,810 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/data/51754d858/828e6d072b1b4be980ee96dbc3af9972/FLAG4d63cdf20 [2022-12-14 19:49:48,821 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/data/51754d858/828e6d072b1b4be980ee96dbc3af9972 [2022-12-14 19:49:48,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:49:48,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:49:48,824 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:49:48,825 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:49:48,827 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:49:48,827 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:49:48" (1/1) ... [2022-12-14 19:49:48,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd59fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:48, skipping insertion in model container [2022-12-14 19:49:48,828 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:49:48" (1/1) ... [2022-12-14 19:49:48,834 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:49:48,871 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:49:49,100 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:49:49,377 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:49:49,381 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:49:49,382 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:49:49,384 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:49:49,384 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:49:49,407 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:49:49,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:49:49,414 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:49:49,429 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-14 19:49:49,461 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-14 19:49:49,462 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:49:49,463 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-14 19:49:49,464 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:49:49,465 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-14 19:49:49,470 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-14 19:49:49,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:49:49,560 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:49:49,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49 WrapperNode [2022-12-14 19:49:49,560 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:49:49,561 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:49:49,561 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:49:49,561 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:49:49,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,595 INFO L138 Inliner]: procedures = 501, calls = 59, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 96 [2022-12-14 19:49:49,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:49:49,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:49:49,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:49:49,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:49:49,603 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,603 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,608 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,611 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,612 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,614 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:49:49,615 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:49:49,615 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:49:49,615 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:49:49,616 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:49:49,628 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:49:49,638 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:49:49,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:49:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-14 19:49:49,673 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-14 19:49:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-14 19:49:49,673 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-14 19:49:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:49:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:49:49,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:49:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-14 19:49:49,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:49:49,786 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:49:49,788 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:49:49,916 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:49:49,953 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:49:49,954 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-14 19:49:49,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:49:49 BoogieIcfgContainer [2022-12-14 19:49:49,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:49:49,957 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:49:49,957 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:49:49,963 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:49:49,964 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:49:49" (1/1) ... [2022-12-14 19:49:49,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:49:50,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:50,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2022-12-14 19:49:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2022-12-14 19:49:50,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:49:50,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:50,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:50,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:50,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:49:50,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:50,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-12-14 19:49:50,239 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-12-14 19:49:50,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 19:49:50,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:50,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:50,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:50,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:49:50,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:50,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2022-12-14 19:49:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2022-12-14 19:49:50,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:49:50,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:50,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:50,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:49:50,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:50,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2022-12-14 19:49:50,448 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2022-12-14 19:49:50,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:49:50,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:50,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:50,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:49:50,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:50,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2022-12-14 19:49:50,615 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2022-12-14 19:49:50,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 19:49:50,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:50,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:50,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:49:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:50,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2022-12-14 19:49:50,729 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2022-12-14 19:49:50,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:49:50,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:50,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:50,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:50,790 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:49:50,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:50,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2022-12-14 19:49:50,826 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2022-12-14 19:49:50,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:49:50,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:50,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:50,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 19:49:50,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:50,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 51 states and 62 transitions. [2022-12-14 19:49:50,882 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 62 transitions. [2022-12-14 19:49:50,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:49:50,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:50,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:50,906 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:49:51,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:51,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 54 states and 65 transitions. [2022-12-14 19:49:51,012 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 65 transitions. [2022-12-14 19:49:51,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:49:51,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:51,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:51,096 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:49:51,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 56 states and 68 transitions. [2022-12-14 19:49:51,153 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 68 transitions. [2022-12-14 19:49:51,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:49:51,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:51,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:51,193 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:49:51,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:51,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 69 transitions. [2022-12-14 19:49:51,207 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2022-12-14 19:49:51,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:49:51,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:51,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:51,268 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 19:49:51,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:51,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 40 states and 44 transitions. [2022-12-14 19:49:51,377 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2022-12-14 19:49:51,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:49:51,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:51,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:51,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:49:51,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:51,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 36 states and 38 transitions. [2022-12-14 19:49:51,500 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2022-12-14 19:49:51,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:49:51,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:51,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:49:51,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:51,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 38 states and 42 transitions. [2022-12-14 19:49:51,839 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2022-12-14 19:49:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:49:51,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:51,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:51,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:51,925 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 19:49:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 41 states and 47 transitions. [2022-12-14 19:49:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2022-12-14 19:49:52,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:49:52,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:52,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:52,436 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:49:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:52,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 57 transitions. [2022-12-14 19:49:52,913 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2022-12-14 19:49:52,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:49:52,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:52,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:52,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:52,959 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:49:52,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:52,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 48 states and 60 transitions. [2022-12-14 19:49:52,978 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 60 transitions. [2022-12-14 19:49:52,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 19:49:52,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:52,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:52,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:53,068 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:49:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:53,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 49 states and 61 transitions. [2022-12-14 19:49:53,236 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 61 transitions. [2022-12-14 19:49:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:49:53,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:53,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:53,275 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 19:49:53,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:53,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 50 states and 62 transitions. [2022-12-14 19:49:53,425 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 62 transitions. [2022-12-14 19:49:53,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 19:49:53,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:49:53,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:49:53,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:49:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 19:49:53,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:49:53,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 35 states and 38 transitions. [2022-12-14 19:49:53,641 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 38 transitions. [2022-12-14 19:49:53,642 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-14 19:49:53,642 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-12-14 19:49:53,648 INFO L754 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2022-12-14 19:49:53,706 INFO L560 CodeCheckObserver]: Invariant with dag size 11 [2022-12-14 19:49:53,713 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:49:53,713 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:49:53,714 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2022-12-14 19:49:53,714 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-14 19:49:53,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 07:49:53 ImpRootNode [2022-12-14 19:49:53,714 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 19:49:53,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 19:49:53,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 19:49:53,715 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 19:49:53,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:49:49" (3/4) ... [2022-12-14 19:49:53,719 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-14 19:49:53,724 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-14 19:49:53,724 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-14 19:49:53,728 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-12-14 19:49:53,728 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-12-14 19:49:53,728 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-14 19:49:53,729 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-14 19:49:53,771 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-14 19:49:53,771 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 19:49:53,772 INFO L158 Benchmark]: Toolchain (without parser) took 4948.07ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 111.5MB in the beginning and 84.9MB in the end (delta: 26.6MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2022-12-14 19:49:53,772 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 109.1MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 19:49:53,772 INFO L158 Benchmark]: CACSL2BoogieTranslator took 735.90ms. Allocated memory is still 151.0MB. Free memory was 111.5MB in the beginning and 104.4MB in the end (delta: 7.1MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. [2022-12-14 19:49:53,773 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.05ms. Allocated memory is still 151.0MB. Free memory was 104.4MB in the beginning and 101.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:49:53,773 INFO L158 Benchmark]: Boogie Preprocessor took 18.04ms. Allocated memory is still 151.0MB. Free memory was 101.5MB in the beginning and 100.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 19:49:53,774 INFO L158 Benchmark]: RCFGBuilder took 341.46ms. Allocated memory is still 151.0MB. Free memory was 99.4MB in the beginning and 83.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 19:49:53,774 INFO L158 Benchmark]: CodeCheck took 3757.71ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 83.4MB in the beginning and 88.0MB in the end (delta: -4.6MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-12-14 19:49:53,774 INFO L158 Benchmark]: Witness Printer took 56.37ms. Allocated memory is still 182.5MB. Free memory was 88.0MB in the beginning and 84.9MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 19:49:53,776 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: 3.7s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1131 SdHoareTripleChecker+Valid, 2.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 414 mSDsluCounter, 489 SdHoareTripleChecker+Invalid, 2.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 142 mSDsCounter, 667 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2202 IncrementalHoareTripleChecker+Invalid, 2869 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 667 mSolverCounterUnsat, 347 mSDtfsCounter, 2202 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2806 GetRequests, 2702 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3323 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 406 NumberOfCodeBlocks, 406 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 387 ConstructedInterpolants, 0 QuantifiedInterpolants, 643 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 13 PerfectInterpolantSequences, 83/89 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: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: 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: 1553]: Loop Invariant Derived loop invariant: (1 <= i && data + 2147483648 <= 0) || i == 0 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: h == 0 || ((1 <= h && data + 2 <= 0) && 0 <= data + 2) - 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 0.19ms. Allocated memory is still 109.1MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 735.90ms. Allocated memory is still 151.0MB. Free memory was 111.5MB in the beginning and 104.4MB in the end (delta: 7.1MB). Peak memory consumption was 63.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.05ms. Allocated memory is still 151.0MB. Free memory was 104.4MB in the beginning and 101.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.04ms. Allocated memory is still 151.0MB. Free memory was 101.5MB in the beginning and 100.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 341.46ms. Allocated memory is still 151.0MB. Free memory was 99.4MB in the beginning and 83.4MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3757.71ms. Allocated memory was 151.0MB in the beginning and 182.5MB in the end (delta: 31.5MB). Free memory was 83.4MB in the beginning and 88.0MB in the end (delta: -4.6MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Witness Printer took 56.37ms. Allocated memory is still 182.5MB. Free memory was 88.0MB in the beginning and 84.9MB 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! [2022-12-14 19:49:53,792 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa75aae6-c365-48e5-a387-2ad417b57f45/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