./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_06_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2 --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 c087a5f5a666be5c79283e5b43e4e4ff59f6021246394f8e1c995f7d08d8445f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:26,231 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:26,299 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:39:26,304 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:26,305 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:26,337 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:26,338 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:26,339 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:26,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:26,341 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:26,342 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:26,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:26,343 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:26,344 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:26,344 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:26,345 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:26,346 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:26,347 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:26,347 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:26,348 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:26,349 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:26,350 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:26,350 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:26,351 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:26,352 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:26,352 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:26,353 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:26,354 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:26,354 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:26,355 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:26,355 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:26,356 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:26,356 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_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c087a5f5a666be5c79283e5b43e4e4ff59f6021246394f8e1c995f7d08d8445f [2023-11-21 18:39:26,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:26,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:26,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:26,667 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:26,667 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:26,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_06_good.i [2023-11-21 18:39:29,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:30,291 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:30,293 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_min_multiply_06_good.i [2023-11-21 18:39:30,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/data/184737c97/50f50279ad194ffa9fc522e1a56baefe/FLAGde24fee75 [2023-11-21 18:39:30,340 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/data/184737c97/50f50279ad194ffa9fc522e1a56baefe [2023-11-21 18:39:30,342 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:30,344 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:30,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:30,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:30,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:30,352 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:30" (1/1) ... [2023-11-21 18:39:30,353 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12cea30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:30, skipping insertion in model container [2023-11-21 18:39:30,353 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:30" (1/1) ... [2023-11-21 18:39:30,461 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:30,933 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:39:31,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:31,565 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:31,589 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:39:31,668 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:31,928 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:31,929 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:31,929 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:31,929 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:31,929 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:31,938 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:31,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31 WrapperNode [2023-11-21 18:39:31,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:31,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:31,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:31,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:31,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,008 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,052 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 84 [2023-11-21 18:39:32,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:32,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:32,054 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:32,054 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:32,065 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,083 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,085 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,110 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,112 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,114 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:32,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:32,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:32,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:32,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:31" (1/1) ... [2023-11-21 18:39:32,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:32,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:32,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:32,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:32,202 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:39:32,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:39:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:39:32,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:39:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:32,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:32,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:39:32,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:32,353 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:32,354 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:32,552 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:32,615 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:32,616 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:39:32,618 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:32 BoogieIcfgContainer [2023-11-21 18:39:32,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:32,619 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:32,619 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:32,631 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:32,631 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:32" (1/1) ... [2023-11-21 18:39:32,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:39:32,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:32,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-21 18:39:32,705 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-21 18:39:32,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:39:32,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:32,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:32,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:32,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:33,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:33,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-21 18:39:33,052 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-21 18:39:33,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:39:33,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:33,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:33,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:33,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:33,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-21 18:39:33,350 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-21 18:39:33,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:33,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:33,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:33,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:33,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:33,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:33,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-21 18:39:33,488 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:39:33,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:33,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:33,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:33,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:33,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:33,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:33,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 50 states and 67 transitions. [2023-11-21 18:39:33,778 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-11-21 18:39:33,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:39:33,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:33,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:33,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:33,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:33,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:33,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 49 states and 64 transitions. [2023-11-21 18:39:33,925 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-11-21 18:39:33,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:39:33,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:33,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:34,012 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:34,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:34,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 48 states and 63 transitions. [2023-11-21 18:39:34,115 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2023-11-21 18:39:34,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:39:34,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:34,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:34,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:34,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:34,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:34,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 65 transitions. [2023-11-21 18:39:34,320 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2023-11-21 18:39:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:39:34,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:34,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:34,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:34,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:34,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:34,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 70 transitions. [2023-11-21 18:39:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-11-21 18:39:34,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:39:34,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:34,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:34,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:34,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:34,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 76 transitions. [2023-11-21 18:39:34,663 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-11-21 18:39:34,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:39:34,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:34,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:34,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:34,718 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:34,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:34,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 59 states and 79 transitions. [2023-11-21 18:39:34,749 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2023-11-21 18:39:34,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:39:34,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:34,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:34,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:34,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:34,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 60 states and 80 transitions. [2023-11-21 18:39:34,920 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 80 transitions. [2023-11-21 18:39:34,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:39:34,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:34,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:34,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:34,991 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:35,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:35,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 71 transitions. [2023-11-21 18:39:35,066 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2023-11-21 18:39:35,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:39:35,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:35,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:35,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:35,101 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:39:35,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:35,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 70 transitions. [2023-11-21 18:39:35,211 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-11-21 18:39:35,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:39:35,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:35,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:35,291 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:35,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:35,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 54 states and 69 transitions. [2023-11-21 18:39:35,456 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-21 18:39:35,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:39:35,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:35,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:35,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:35,492 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:35,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:35,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 41 states and 48 transitions. [2023-11-21 18:39:35,640 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions. [2023-11-21 18:39:35,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:39:35,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:35,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:35,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:35,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:35,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:35,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 40 states and 47 transitions. [2023-11-21 18:39:35,959 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 47 transitions. [2023-11-21 18:39:35,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:39:35,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:35,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:35,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:36,054 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:39:36,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:36,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 39 states and 46 transitions. [2023-11-21 18:39:36,171 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-21 18:39:36,172 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:39:36,173 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 18 iterations. [2023-11-21 18:39:36,185 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:39:36,323 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:39:36,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:39:36 ImpRootNode [2023-11-21 18:39:36,334 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:39:36,334 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:39:36,334 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:39:36,335 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:39:36,335 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:32" (3/4) ... [2023-11-21 18:39:36,337 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:39:36,340 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:39:36,341 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:39:36,348 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-21 18:39:36,349 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 18:39:36,349 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:39:36,350 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:39:36,485 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:39:36,486 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:39:36,486 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:39:36,487 INFO L158 Benchmark]: Toolchain (without parser) took 6142.68ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 84.3MB in the beginning and 108.9MB in the end (delta: -24.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:36,487 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:36,487 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1593.83ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 84.3MB in the beginning and 127.7MB in the end (delta: -43.4MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2023-11-21 18:39:36,488 INFO L158 Benchmark]: Boogie Procedure Inliner took 112.85ms. Allocated memory is still 180.4MB. Free memory was 126.7MB in the beginning and 124.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:36,488 INFO L158 Benchmark]: Boogie Preprocessor took 64.27ms. Allocated memory is still 180.4MB. Free memory was 124.6MB in the beginning and 122.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:36,489 INFO L158 Benchmark]: RCFGBuilder took 497.87ms. Allocated memory is still 180.4MB. Free memory was 122.5MB in the beginning and 104.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:39:36,490 INFO L158 Benchmark]: CodeCheck took 3714.83ms. Allocated memory is still 180.4MB. Free memory was 104.7MB in the beginning and 115.2MB in the end (delta: -10.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:36,490 INFO L158 Benchmark]: Witness Printer took 151.62ms. Allocated memory is still 180.4MB. Free memory was 115.2MB in the beginning and 108.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:39:36,492 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, 53 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1912 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 517 mSDsluCounter, 1192 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 258 mSDsCounter, 361 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1557 IncrementalHoareTripleChecker+Invalid, 1918 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 361 mSolverCounterUnsat, 934 mSDtfsCounter, 1557 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2854 GetRequests, 2791 SyntacticMatches, 3 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1296 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 348 NumberOfCodeBlocks, 348 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 331 ConstructedInterpolants, 0 QuantifiedInterpolants, 627 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 17 InterpolantComputations, 17 PerfectInterpolantSequences, 52/52 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: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1567]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1591]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1617]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1634]: 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: 1651]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1593.83ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 84.3MB in the beginning and 127.7MB in the end (delta: -43.4MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 112.85ms. Allocated memory is still 180.4MB. Free memory was 126.7MB in the beginning and 124.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.27ms. Allocated memory is still 180.4MB. Free memory was 124.6MB in the beginning and 122.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 497.87ms. Allocated memory is still 180.4MB. Free memory was 122.5MB in the beginning and 104.7MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3714.83ms. Allocated memory is still 180.4MB. Free memory was 104.7MB in the beginning and 115.2MB in the end (delta: -10.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 151.62ms. Allocated memory is still 180.4MB. Free memory was 115.2MB in the beginning and 108.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:39:36,525 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09d85ca3-7f8c-45a2-baae-9aceecc8d4b1/bin/ukojak-verify-i0I2FZA1j2/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