./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_09_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_09_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 6856eaf57dd98063bc5a5f827b26d8ea65546a497977c80df0cd6392233aa331 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:22:43,907 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:22:43,979 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:22:43,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:22:43,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:22:44,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:22:44,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:22:44,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:22:44,013 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:22:44,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:22:44,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:22:44,015 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:22:44,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:22:44,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:22:44,016 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:22:44,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:22:44,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:22:44,018 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:22:44,019 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:22:44,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:22:44,020 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:22:44,021 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:22:44,021 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:22:44,022 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:22:44,022 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:22:44,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:44,024 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:22:44,024 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:22:44,025 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:22:44,025 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:22:44,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:22:44,026 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:22:44,027 INFO L153 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_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6856eaf57dd98063bc5a5f827b26d8ea65546a497977c80df0cd6392233aa331 [2023-11-19 03:22:44,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:22:44,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:22:44,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:22:44,364 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:22:44,371 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:22:44,372 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_09_good.i [2023-11-19 03:22:47,634 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:22:48,052 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:22:48,056 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_predec_09_good.i [2023-11-19 03:22:48,094 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/data/7215ed057/9ff07c3cc66941f9b551d3e33ca8785b/FLAGa3bc7f95c [2023-11-19 03:22:48,111 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/data/7215ed057/9ff07c3cc66941f9b551d3e33ca8785b [2023-11-19 03:22:48,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:22:48,120 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:22:48,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:48,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:22:48,132 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:22:48,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:48" (1/1) ... [2023-11-19 03:22:48,134 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1347fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:48, skipping insertion in model container [2023-11-19 03:22:48,135 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:22:48" (1/1) ... [2023-11-19 03:22:48,212 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:22:48,648 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:22:49,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:49,273 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:22:49,305 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:22:49,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:22:49,556 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:22:49,557 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:22:49,557 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:22:49,557 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:22:49,557 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:22:49,566 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:22:49,566 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49 WrapperNode [2023-11-19 03:22:49,566 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:22:49,568 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:49,568 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:22:49,568 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:22:49,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,619 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,652 INFO L138 Inliner]: procedures = 503, calls = 87, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 118 [2023-11-19 03:22:49,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:22:49,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:22:49,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:22:49,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:22:49,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,668 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,668 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,675 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,677 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,679 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,685 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:22:49,686 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:22:49,686 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:22:49,686 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:22:49,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:22:49" (1/1) ... [2023-11-19 03:22:49,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:22:49,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:22:49,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:22:49,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:22:49,764 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 03:22:49,764 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 03:22:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:22:49,765 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:22:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:22:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:22:49,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:22:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:22:49,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:22:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:22:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:22:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:22:49,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:22:49,916 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:22:49,917 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:22:50,159 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:22:50,256 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:22:50,257 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:22:50,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:50 BoogieIcfgContainer [2023-11-19 03:22:50,262 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:22:50,264 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:22:50,264 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:22:50,276 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:22:50,276 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:50" (1/1) ... [2023-11-19 03:22:50,285 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:22:50,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:50,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2023-11-19 03:22:50,343 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2023-11-19 03:22:50,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:22:50,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:50,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:50,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:50,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:50,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:50,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 48 states and 62 transitions. [2023-11-19 03:22:50,883 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-11-19 03:22:50,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:22:50,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:50,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:50,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:51,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:22:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:51,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 47 states and 61 transitions. [2023-11-19 03:22:51,494 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-11-19 03:22:51,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:22:51,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:51,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:51,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:51,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:51,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:51,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 46 states and 58 transitions. [2023-11-19 03:22:51,839 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2023-11-19 03:22:51,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:22:51,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:51,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:52,055 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:52,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:52,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 45 states and 57 transitions. [2023-11-19 03:22:52,151 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-19 03:22:52,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:22:52,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:52,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:52,511 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:52,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:52,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 56 transitions. [2023-11-19 03:22:52,815 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-19 03:22:52,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:22:52,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:52,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:52,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:52,882 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:53,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:53,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 59 transitions. [2023-11-19 03:22:53,371 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2023-11-19 03:22:53,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:22:53,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:53,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:53,470 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:22:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 63 transitions. [2023-11-19 03:22:53,528 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2023-11-19 03:22:53,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:22:53,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:53,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:53,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:53,627 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:22:53,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 51 states and 68 transitions. [2023-11-19 03:22:53,769 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2023-11-19 03:22:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:22:53,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:53,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:53,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:53,822 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 03:22:54,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:54,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 57 states and 79 transitions. [2023-11-19 03:22:54,417 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-19 03:22:54,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:22:54,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:54,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:54,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:54,513 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:22:55,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:55,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 83 transitions. [2023-11-19 03:22:55,142 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2023-11-19 03:22:55,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:22:55,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:55,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:55,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:55,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 77 transitions. [2023-11-19 03:22:55,624 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-11-19 03:22:55,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:22:55,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:55,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:22:56,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:56,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 62 states and 83 transitions. [2023-11-19 03:22:56,101 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2023-11-19 03:22:56,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:22:56,109 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:56,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:56,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:56,173 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:22:56,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:56,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 66 states and 87 transitions. [2023-11-19 03:22:56,722 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-11-19 03:22:56,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:22:56,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:56,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:56,773 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:22:57,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:57,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 41 states and 49 transitions. [2023-11-19 03:22:57,194 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-19 03:22:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:22:57,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:57,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:57,326 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:22:57,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:57,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 40 states and 48 transitions. [2023-11-19 03:22:57,628 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-19 03:22:57,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:22:57,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:57,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:57,791 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:22:58,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:58,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 39 states and 47 transitions. [2023-11-19 03:22:58,010 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-19 03:22:58,011 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:22:58,011 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-19 03:22:58,020 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-19 03:22:58,280 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:22:58,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:22:58 ImpRootNode [2023-11-19 03:22:58,284 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:22:58,285 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:22:58,285 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:22:58,286 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:22:58,286 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:22:50" (3/4) ... [2023-11-19 03:22:58,288 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:22:58,292 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 03:22:58,292 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 03:22:58,300 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-19 03:22:58,301 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 03:22:58,301 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:22:58,301 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:22:58,426 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:22:58,427 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:22:58,427 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:22:58,428 INFO L158 Benchmark]: Toolchain (without parser) took 10307.31ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 104.8MB in the beginning and 100.5MB in the end (delta: 4.3MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2023-11-19 03:22:58,428 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:22:58,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1441.16ms. Allocated memory is still 155.2MB. Free memory was 104.8MB in the beginning and 89.6MB in the end (delta: 15.2MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2023-11-19 03:22:58,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.37ms. Allocated memory is still 155.2MB. Free memory was 89.6MB in the beginning and 86.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:22:58,429 INFO L158 Benchmark]: Boogie Preprocessor took 31.70ms. Allocated memory is still 155.2MB. Free memory was 86.2MB in the beginning and 84.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:22:58,429 INFO L158 Benchmark]: RCFGBuilder took 576.48ms. Allocated memory is still 155.2MB. Free memory was 84.9MB in the beginning and 63.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:22:58,430 INFO L158 Benchmark]: CodeCheck took 8020.86ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 63.9MB in the beginning and 106.7MB in the end (delta: -42.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:22:58,430 INFO L158 Benchmark]: Witness Printer took 141.81ms. Allocated memory is still 186.6MB. Free memory was 106.7MB in the beginning and 100.5MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:22:58,432 INFO L338 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: 7.7s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1674 SdHoareTripleChecker+Valid, 4.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 553 mSDsluCounter, 1110 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 278 mSDsCounter, 567 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2428 IncrementalHoareTripleChecker+Invalid, 2995 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 567 mSolverCounterUnsat, 832 mSDtfsCounter, 2428 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2882 GetRequests, 2754 SyntacticMatches, 0 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5558 ImplicationChecksByTransitivity, 4.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 317 NumberOfCodeBlocks, 317 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 301 ConstructedInterpolants, 0 QuantifiedInterpolants, 626 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 16 PerfectInterpolantSequences, 66/66 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: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1564]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1586]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1611]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1628]: 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: 1646]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 66.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1441.16ms. Allocated memory is still 155.2MB. Free memory was 104.8MB in the beginning and 89.6MB in the end (delta: 15.2MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.37ms. Allocated memory is still 155.2MB. Free memory was 89.6MB in the beginning and 86.2MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.70ms. Allocated memory is still 155.2MB. Free memory was 86.2MB in the beginning and 84.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 576.48ms. Allocated memory is still 155.2MB. Free memory was 84.9MB in the beginning and 63.9MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 8020.86ms. Allocated memory was 155.2MB in the beginning and 186.6MB in the end (delta: 31.5MB). Free memory was 63.9MB in the beginning and 106.7MB in the end (delta: -42.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 141.81ms. Allocated memory is still 186.6MB. Free memory was 106.7MB in the beginning and 100.5MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:22:58,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae74def1-0fbc-4423-b5ea-80d2bb46c94f/bin/ukojak-verify-G8NBE6pJGL/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