./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_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_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/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_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/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_016f896b-104c-4290-9090-f05786a2c311/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 5eb485cc54b325dc018756cfe0c5ac2bdd73ee8525d13f9fde3d8a47aade66b3 --- 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 03:57:27,591 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 03:57:27,593 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 03:57:27,608 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 03:57:27,609 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 03:57:27,609 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 03:57:27,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 03:57:27,612 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 03:57:27,613 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 03:57:27,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 03:57:27,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 03:57:27,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 03:57:27,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 03:57:27,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 03:57:27,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 03:57:27,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 03:57:27,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 03:57:27,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 03:57:27,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 03:57:27,621 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 03:57:27,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 03:57:27,623 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 03:57:27,624 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 03:57:27,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 03:57:27,627 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 03:57:27,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 03:57:27,628 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 03:57:27,628 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 03:57:27,629 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 03:57:27,629 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 03:57:27,630 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 03:57:27,630 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 03:57:27,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 03:57:27,631 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 03:57:27,632 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 03:57:27,632 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 03:57:27,633 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 03:57:27,633 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 03:57:27,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 03:57:27,634 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 03:57:27,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 03:57:27,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-12-15 03:57:27,653 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 03:57:27,653 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 03:57:27,654 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 03:57:27,654 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 03:57:27,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 03:57:27,655 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 03:57:27,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 03:57:27,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 03:57:27,655 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 03:57:27,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 03:57:27,656 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 03:57:27,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 03:57:27,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 03:57:27,656 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-15 03:57:27,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 03:57:27,656 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 03:57:27,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 03:57:27,657 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 03:57:27,657 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 03:57:27,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 03:57:27,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:57:27,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 03:57:27,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 03:57:27,658 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 03:57:27,658 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 03:57:27,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 03:57:27,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 03:57:27,658 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_016f896b-104c-4290-9090-f05786a2c311/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eb485cc54b325dc018756cfe0c5ac2bdd73ee8525d13f9fde3d8a47aade66b3 [2022-12-15 03:57:27,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 03:57:27,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 03:57:27,846 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 03:57:27,847 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 03:57:27,848 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 03:57:27,849 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_good.i [2022-12-15 03:57:30,401 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 03:57:30,621 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 03:57:30,621 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_multiply_09_good.i [2022-12-15 03:57:30,648 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/data/4cd762d32/98aca52645b94e76948b144be6f4f364/FLAGb4c81a2f0 [2022-12-15 03:57:30,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/data/4cd762d32/98aca52645b94e76948b144be6f4f364 [2022-12-15 03:57:30,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 03:57:30,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 03:57:30,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 03:57:30,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 03:57:30,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 03:57:30,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:57:30" (1/1) ... [2022-12-15 03:57:30,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cbf2c53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:30, skipping insertion in model container [2022-12-15 03:57:30,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 03:57:30" (1/1) ... [2022-12-15 03:57:30,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 03:57:30,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 03:57:30,955 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:57:31,262 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:57:31,267 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:57:31,269 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:57:31,271 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:57:31,272 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:57:31,302 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:57:31,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:57:31,312 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 03:57:31,329 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-15 03:57:31,373 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-15 03:57:31,374 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:57:31,375 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-15 03:57:31,377 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:57:31,378 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-15 03:57:31,386 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-15 03:57:31,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 03:57:31,492 INFO L208 MainTranslator]: Completed translation [2022-12-15 03:57:31,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31 WrapperNode [2022-12-15 03:57:31,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 03:57:31,494 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 03:57:31,494 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 03:57:31,494 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 03:57:31,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,539 INFO L138 Inliner]: procedures = 503, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 105 [2022-12-15 03:57:31,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 03:57:31,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 03:57:31,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 03:57:31,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 03:57:31,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,554 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,557 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,558 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,560 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 03:57:31,561 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 03:57:31,561 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 03:57:31,561 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 03:57:31,561 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 03:57:31,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 03:57:31,584 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 03:57:31,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 03:57:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-12-15 03:57:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-12-15 03:57:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-15 03:57:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-15 03:57:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 03:57:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 03:57:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-15 03:57:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 03:57:31,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 03:57:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 03:57:31,616 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-15 03:57:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 03:57:31,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-15 03:57:31,725 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 03:57:31,726 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 03:57:31,881 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 03:57:31,919 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 03:57:31,919 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-15 03:57:31,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:57:31 BoogieIcfgContainer [2022-12-15 03:57:31,921 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 03:57:31,922 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 03:57:31,922 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 03:57:31,929 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 03:57:31,929 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:57:31" (1/1) ... [2022-12-15 03:57:31,936 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 03:57:31,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:31,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2022-12-15 03:57:31,974 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2022-12-15 03:57:31,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 03:57:31,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:31,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:32,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:32,238 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 03:57:32,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:32,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 48 states and 66 transitions. [2022-12-15 03:57:32,302 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2022-12-15 03:57:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 03:57:32,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:32,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:32,413 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 03:57:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:32,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2022-12-15 03:57:32,539 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2022-12-15 03:57:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-15 03:57:32,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:32,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:32,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:32,661 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 03:57:32,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:32,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2022-12-15 03:57:32,738 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-12-15 03:57:32,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-15 03:57:32,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:32,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:32,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:32,846 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 03:57:33,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:33,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 45 states and 63 transitions. [2022-12-15 03:57:33,046 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 63 transitions. [2022-12-15 03:57:33,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 03:57:33,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:33,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:33,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:33,114 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 03:57:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:33,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 47 states and 68 transitions. [2022-12-15 03:57:33,264 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2022-12-15 03:57:33,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:57:33,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:33,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:33,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:33,321 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 03:57:33,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:33,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 46 states and 64 transitions. [2022-12-15 03:57:33,441 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2022-12-15 03:57:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 03:57:33,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:33,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:33,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:33,499 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 03:57:33,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 69 transitions. [2022-12-15 03:57:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 69 transitions. [2022-12-15 03:57:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-15 03:57:33,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:33,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:33,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:33,598 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 03:57:33,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:33,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 75 transitions. [2022-12-15 03:57:33,698 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2022-12-15 03:57:33,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 03:57:33,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:33,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:33,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:33,726 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 03:57:33,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:33,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 58 states and 86 transitions. [2022-12-15 03:57:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-12-15 03:57:33,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 03:57:33,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:33,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:34,052 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 03:57:34,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:34,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 61 states and 91 transitions. [2022-12-15 03:57:34,396 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2022-12-15 03:57:34,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:57:34,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:34,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:34,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:34,445 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 03:57:34,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:34,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 61 states and 90 transitions. [2022-12-15 03:57:34,612 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 90 transitions. [2022-12-15 03:57:34,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:57:34,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:34,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:34,640 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 03:57:34,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:34,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 93 transitions. [2022-12-15 03:57:34,813 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2022-12-15 03:57:34,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 03:57:34,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:34,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:34,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:34,849 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 03:57:35,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:35,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 92 transitions. [2022-12-15 03:57:35,022 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2022-12-15 03:57:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 03:57:35,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:35,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:35,049 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 03:57:35,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:35,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 63 states and 91 transitions. [2022-12-15 03:57:35,234 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-12-15 03:57:35,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:57:35,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:35,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:35,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:35,272 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 03:57:35,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:35,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 61 states and 85 transitions. [2022-12-15 03:57:35,563 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2022-12-15 03:57:35,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 03:57:35,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:35,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:35,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:35,638 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 03:57:35,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:35,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 63 states and 91 transitions. [2022-12-15 03:57:35,845 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-12-15 03:57:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 03:57:35,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:35,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:35,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:35,871 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 03:57:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:36,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 66 states and 94 transitions. [2022-12-15 03:57:36,187 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-12-15 03:57:36,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 03:57:36,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:36,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:36,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:36,221 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 03:57:36,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:36,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 44 states and 56 transitions. [2022-12-15 03:57:36,521 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2022-12-15 03:57:36,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-15 03:57:36,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 03:57:36,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 03:57:36,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 03:57:36,605 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 03:57:36,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 03:57:36,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 43 states and 55 transitions. [2022-12-15 03:57:36,733 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2022-12-15 03:57:36,733 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-12-15 03:57:36,733 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2022-12-15 03:57:36,740 INFO L754 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2022-12-15 03:57:36,911 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-12-15 03:57:36,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 15.12 03:57:36 ImpRootNode [2022-12-15 03:57:36,915 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-15 03:57:36,915 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-15 03:57:36,915 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-15 03:57:36,915 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-15 03:57:36,916 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 03:57:31" (3/4) ... [2022-12-15 03:57:36,918 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-15 03:57:36,921 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-12-15 03:57:36,921 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2022-12-15 03:57:36,924 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2022-12-15 03:57:36,924 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-12-15 03:57:36,925 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-12-15 03:57:36,925 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-12-15 03:57:36,968 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/bin/ukojak-rkRKPMF4O4/witness.graphml [2022-12-15 03:57:36,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-15 03:57:36,969 INFO L158 Benchmark]: Toolchain (without parser) took 6303.99ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 113.8MB in the beginning and 147.5MB in the end (delta: -33.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:57:36,969 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 155.2MB. Free memory was 107.3MB in the beginning and 107.0MB in the end (delta: 215.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 03:57:36,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.19ms. Allocated memory is still 155.2MB. Free memory was 113.4MB in the beginning and 106.9MB in the end (delta: 6.5MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. [2022-12-15 03:57:36,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.99ms. Allocated memory is still 155.2MB. Free memory was 106.9MB in the beginning and 103.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 03:57:36,970 INFO L158 Benchmark]: Boogie Preprocessor took 20.07ms. Allocated memory is still 155.2MB. Free memory was 103.4MB in the beginning and 102.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-15 03:57:36,970 INFO L158 Benchmark]: RCFGBuilder took 360.62ms. Allocated memory is still 155.2MB. Free memory was 102.0MB in the beginning and 81.7MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 03:57:36,971 INFO L158 Benchmark]: CodeCheck took 4993.08ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 81.7MB in the beginning and 151.6MB in the end (delta: -69.9MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2022-12-15 03:57:36,971 INFO L158 Benchmark]: Witness Printer took 52.92ms. Allocated memory is still 186.6MB. Free memory was 151.6MB in the beginning and 147.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 03:57:36,973 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 49 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.8s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2214 SdHoareTripleChecker+Valid, 3.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 728 mSDsluCounter, 1240 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 392 mSDsCounter, 764 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3649 IncrementalHoareTripleChecker+Invalid, 4413 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 764 mSolverCounterUnsat, 848 mSDtfsCounter, 3649 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3457 GetRequests, 3335 SyntacticMatches, 0 SemanticMatches, 122 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4536 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 344 NumberOfCodeBlocks, 344 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 325 ConstructedInterpolants, 0 QuantifiedInterpolants, 674 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 19 PerfectInterpolantSequences, 30/30 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1590]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1616]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1650]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 155.2MB. Free memory was 107.3MB in the beginning and 107.0MB in the end (delta: 215.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.19ms. Allocated memory is still 155.2MB. Free memory was 113.4MB in the beginning and 106.9MB in the end (delta: 6.5MB). Peak memory consumption was 55.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.99ms. Allocated memory is still 155.2MB. Free memory was 106.9MB in the beginning and 103.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.07ms. Allocated memory is still 155.2MB. Free memory was 103.4MB in the beginning and 102.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 360.62ms. Allocated memory is still 155.2MB. Free memory was 102.0MB in the beginning and 81.7MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 4993.08ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 81.7MB in the beginning and 151.6MB in the end (delta: -69.9MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. * Witness Printer took 52.92ms. Allocated memory is still 186.6MB. Free memory was 151.6MB in the beginning and 147.5MB 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 03:57:36,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_016f896b-104c-4290-9090-f05786a2c311/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