./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_04_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_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/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_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/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_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/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 6acb7eb475816b86dc21696640c5b10a44228beec3b556b417d921ca30273793 --- 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 02:41:51,623 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:41:51,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:41:51,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:41:51,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:41:51,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:41:51,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:41:51,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:41:51,640 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:41:51,640 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:41:51,641 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:41:51,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:41:51,642 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:41:51,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:41:51,643 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:41:51,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:41:51,645 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:41:51,646 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:41:51,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:41:51,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:41:51,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:41:51,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:41:51,650 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:41:51,651 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:41:51,653 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:41:51,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:41:51,654 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:41:51,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:41:51,655 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:41:51,655 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:41:51,655 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:41:51,656 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:41:51,657 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:41:51,657 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:41:51,658 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:41:51,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:41:51,658 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:41:51,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:41:51,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:41:51,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:41:51,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:41:51,661 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 02:41:51,682 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:41:51,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:41:51,683 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:41:51,683 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:41:51,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:41:51,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:41:51,688 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:41:51,689 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 02:41:51,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:41:51,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:41:51,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:41:51,689 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:41:51,689 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:41:51,690 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 02:41:51,690 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:41:51,690 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:41:51,690 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:41:51,690 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:41:51,690 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:41:51,691 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:41:51,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:41:51,691 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:41:51,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:41:51,691 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:41:51,691 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:41:51,691 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:41:51,691 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:41:51,692 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_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6acb7eb475816b86dc21696640c5b10a44228beec3b556b417d921ca30273793 [2022-12-15 02:41:51,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:41:51,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:41:51,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:41:51,888 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:41:51,888 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:41:51,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_04_good.i [2022-12-15 02:41:54,402 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:41:54,636 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:41:54,637 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_predec_04_good.i [2022-12-15 02:41:54,650 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/data/0d5795c11/07c716e99c084447adab26c7dc27abcb/FLAG2f4c1e1cf [2022-12-15 02:41:54,969 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/data/0d5795c11/07c716e99c084447adab26c7dc27abcb [2022-12-15 02:41:54,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:41:54,971 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:41:54,972 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:41:54,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:41:54,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:41:54,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:41:54" (1/1) ... [2022-12-15 02:41:54,976 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b47c92c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:54, skipping insertion in model container [2022-12-15 02:41:54,976 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:41:54" (1/1) ... [2022-12-15 02:41:54,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:41:55,015 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:41:55,250 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:41:55,525 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:41:55,529 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:41:55,530 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:41:55,532 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:41:55,532 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:41:55,558 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:41:55,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:41:55,565 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:41:55,578 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 02:41:55,617 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 02:41:55,618 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:41:55,619 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 02:41:55,621 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:41:55,621 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 02:41:55,634 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 02:41:55,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:41:55,708 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:41:55,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55 WrapperNode [2022-12-15 02:41:55,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:41:55,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:41:55,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:41:55,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:41:55,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,748 INFO L138 Inliner]: procedures = 503, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 127 [2022-12-15 02:41:55,749 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:41:55,749 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:41:55,749 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:41:55,749 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:41:55,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,763 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,766 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:41:55,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:41:55,770 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:41:55,770 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:41:55,770 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:41:55" (1/1) ... [2022-12-15 02:41:55,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:41:55,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:41:55,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:41:55,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:41:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 02:41:55,827 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 02:41:55,827 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 02:41:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 02:41:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 02:41:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:41:55,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:41:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 02:41:55,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 02:41:55,930 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:41:55,933 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:41:56,113 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:41:56,215 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:41:56,216 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 02:41:56,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:41:56 BoogieIcfgContainer [2022-12-15 02:41:56,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:41:56,219 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:41:56,219 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:41:56,226 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:41:56,226 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:41:56" (1/1) ... [2022-12-15 02:41:56,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:41:56,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:56,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 59 transitions. [2022-12-15 02:41:56,278 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2022-12-15 02:41:56,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 02:41:56,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:56,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:56,466 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 02:41:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:56,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 44 states and 58 transitions. [2022-12-15 02:41:56,494 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 58 transitions. [2022-12-15 02:41:56,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 02:41:56,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:56,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:56,666 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 02:41:56,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:56,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 57 transitions. [2022-12-15 02:41:56,728 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2022-12-15 02:41:56,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 02:41:56,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:56,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:56,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:56,781 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 02:41:56,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:56,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 54 transitions. [2022-12-15 02:41:56,896 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2022-12-15 02:41:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 02:41:56,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:56,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:56,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:56,940 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 02:41:56,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:56,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 53 transitions. [2022-12-15 02:41:56,960 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 53 transitions. [2022-12-15 02:41:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 02:41:56,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:56,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:56,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:57,095 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 02:41:57,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 40 states and 52 transitions. [2022-12-15 02:41:57,185 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 52 transitions. [2022-12-15 02:41:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 02:41:57,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:57,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:57,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:57,243 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 02:41:57,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:57,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 55 transitions. [2022-12-15 02:41:57,480 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-12-15 02:41:57,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 02:41:57,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:57,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:57,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:57,539 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 02:41:57,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:57,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 51 transitions. [2022-12-15 02:41:57,638 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2022-12-15 02:41:57,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:41:57,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:57,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:57,697 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 02:41:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:57,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 55 transitions. [2022-12-15 02:41:57,728 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-12-15 02:41:57,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:41:57,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:57,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:57,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:57,790 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 02:41:57,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:57,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 45 states and 60 transitions. [2022-12-15 02:41:57,866 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2022-12-15 02:41:57,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:41:57,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:57,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:57,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-15 02:41:58,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 51 states and 69 transitions. [2022-12-15 02:41:58,166 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2022-12-15 02:41:58,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:41:58,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:58,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:58,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:58,231 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 02:41:58,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 54 states and 73 transitions. [2022-12-15 02:41:58,516 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 73 transitions. [2022-12-15 02:41:58,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:41:58,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:58,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:58,557 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 02:41:58,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:58,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 50 states and 66 transitions. [2022-12-15 02:41:58,659 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 66 transitions. [2022-12-15 02:41:58,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 02:41:58,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:58,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:58,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:58,694 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 02:41:58,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 48 states and 63 transitions. [2022-12-15 02:41:58,891 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2022-12-15 02:41:58,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:41:58,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:58,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:58,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:58,936 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 02:41:59,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:59,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 37 states and 45 transitions. [2022-12-15 02:41:59,162 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2022-12-15 02:41:59,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:41:59,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:59,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:59,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:59,245 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 02:41:59,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:59,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 36 states and 44 transitions. [2022-12-15 02:41:59,398 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2022-12-15 02:41:59,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:41:59,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:41:59,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:41:59,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:41:59,488 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 02:41:59,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:41:59,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 35 states and 43 transitions. [2022-12-15 02:41:59,592 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2022-12-15 02:41:59,592 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 02:41:59,592 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2022-12-15 02:41:59,599 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 02:41:59,744 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 02:41:59,748 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 02:41:59 ImpRootNode [2022-12-15 02:41:59,748 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 02:41:59,748 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 02:41:59,749 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 02:41:59,749 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 02:41:59,749 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:41:56" (3/4) ... [2022-12-15 02:41:59,751 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 02:41:59,755 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 02:41:59,755 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 02:41:59,759 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-12-15 02:41:59,759 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-12-15 02:41:59,759 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 02:41:59,759 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 02:41:59,793 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 02:41:59,793 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 02:41:59,794 INFO L158 Benchmark]: Toolchain (without parser) took 4822.42ms. Allocated memory was 123.7MB in the beginning and 180.4MB in the end (delta: 56.6MB). Free memory was 84.6MB in the beginning and 83.5MB in the end (delta: 1.1MB). Peak memory consumption was 59.4MB. Max. memory is 16.1GB. [2022-12-15 02:41:59,794 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:41:59,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 736.72ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 84.3MB in the beginning and 81.8MB in the end (delta: 2.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2022-12-15 02:41:59,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.62ms. Allocated memory is still 148.9MB. Free memory was 81.1MB in the beginning and 77.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:41:59,795 INFO L158 Benchmark]: Boogie Preprocessor took 19.88ms. Allocated memory is still 148.9MB. Free memory was 77.7MB in the beginning and 76.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 02:41:59,795 INFO L158 Benchmark]: RCFGBuilder took 448.34ms. Allocated memory is still 148.9MB. Free memory was 76.3MB in the beginning and 89.0MB in the end (delta: -12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 02:41:59,795 INFO L158 Benchmark]: CodeCheck took 3529.59ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 89.0MB in the beginning and 87.6MB in the end (delta: 1.4MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. [2022-12-15 02:41:59,795 INFO L158 Benchmark]: Witness Printer took 44.74ms. Allocated memory is still 180.4MB. Free memory was 87.6MB in the beginning and 83.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:41:59,796 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, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1916 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 596 mSDsluCounter, 1154 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 264 mSDsCounter, 438 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1922 IncrementalHoareTripleChecker+Invalid, 2360 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 438 mSolverCounterUnsat, 890 mSDtfsCounter, 1922 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2749 GetRequests, 2647 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4118 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 308 NumberOfCodeBlocks, 308 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 292 ConstructedInterpolants, 0 QuantifiedInterpolants, 568 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 64/64 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1588]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1613]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1630]: 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: 1648]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 93.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 736.72ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 84.3MB in the beginning and 81.8MB in the end (delta: 2.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.62ms. Allocated memory is still 148.9MB. Free memory was 81.1MB in the beginning and 77.7MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.88ms. Allocated memory is still 148.9MB. Free memory was 77.7MB in the beginning and 76.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 448.34ms. Allocated memory is still 148.9MB. Free memory was 76.3MB in the beginning and 89.0MB in the end (delta: -12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3529.59ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 89.0MB in the beginning and 87.6MB in the end (delta: 1.4MB). Peak memory consumption was 33.4MB. Max. memory is 16.1GB. * Witness Printer took 44.74ms. Allocated memory is still 180.4MB. Free memory was 87.6MB in the beginning and 83.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-12-15 02:41:59,809 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a05dc1d-8170-45ed-a8d7-27d1fd2ce135/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