./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_05_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/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_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_05_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/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_b5fb664d-3424-4904-b7b1-dede10914226/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 1f496dc54b28d2c248ada24b9a93fb91257e461481d745628b924f52f725e2b3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:43:08,552 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:43:08,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:43:08,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:43:08,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:43:08,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:43:08,713 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:43:08,714 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:43:08,715 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:43:08,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:43:08,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:43:08,722 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:43:08,723 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:43:08,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:43:08,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:43:08,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:43:08,726 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:43:08,727 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:43:08,727 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:43:08,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:43:08,728 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:43:08,729 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:43:08,730 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:43:08,730 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:43:08,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:43:08,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:08,731 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:43:08,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:43:08,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:43:08,733 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:43:08,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:43:08,734 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:43:08,735 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_b5fb664d-3424-4904-b7b1-dede10914226/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f496dc54b28d2c248ada24b9a93fb91257e461481d745628b924f52f725e2b3 [2023-11-21 18:43:09,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:43:09,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:43:09,047 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:43:09,049 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:43:09,049 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:43:09,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_05_good.i [2023-11-21 18:43:12,327 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:43:12,777 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:43:12,786 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_multiply_05_good.i [2023-11-21 18:43:12,825 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/data/20d3bf30a/1e3c35d0239143859e4383a1d427180d/FLAGe9b1538b5 [2023-11-21 18:43:12,933 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/data/20d3bf30a/1e3c35d0239143859e4383a1d427180d [2023-11-21 18:43:12,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:43:12,940 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:43:12,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:12,942 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:43:12,947 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:43:12,948 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:12" (1/1) ... [2023-11-21 18:43:12,951 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@553fd902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:12, skipping insertion in model container [2023-11-21 18:43:12,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:43:12" (1/1) ... [2023-11-21 18:43:13,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:43:13,477 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:14,127 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:14,143 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:43:14,183 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:43:14,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:43:14,476 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:14,476 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:14,476 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:14,477 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:14,477 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:43:14,485 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:43:14,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14 WrapperNode [2023-11-21 18:43:14,485 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:43:14,486 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:14,486 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:43:14,486 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:43:14,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,530 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,567 INFO L138 Inliner]: procedures = 503, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 185 [2023-11-21 18:43:14,567 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:43:14,568 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:43:14,568 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:43:14,569 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:43:14,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,605 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,611 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,613 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:43:14,624 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:43:14,624 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:43:14,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:43:14,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:43:14" (1/1) ... [2023-11-21 18:43:14,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:43:14,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:43:14,673 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:43:14,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:43:14,718 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:43:14,719 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:43:14,719 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:43:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:43:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:43:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:43:14,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:43:14,720 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:43:14,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:43:14,933 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:43:14,935 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:43:15,393 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:43:15,727 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:43:15,727 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:43:15,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:15 BoogieIcfgContainer [2023-11-21 18:43:15,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:43:15,731 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:43:15,731 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:43:15,742 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:43:15,742 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:15" (1/1) ... [2023-11-21 18:43:15,753 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:43:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:15,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2023-11-21 18:43:15,823 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2023-11-21 18:43:15,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:43:15,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:15,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,213 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 18:43:16,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2023-11-21 18:43:16,258 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-11-21 18:43:16,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:43:16,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,420 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 18:43:16,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-21 18:43:16,479 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-21 18:43:16,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:43:16,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,591 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 18:43:16,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-11-21 18:43:16,634 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:43:16,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:43:16,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,751 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 18:43:16,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:16,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 49 states and 67 transitions. [2023-11-21 18:43:16,816 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 67 transitions. [2023-11-21 18:43:16,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:43:16,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:16,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:16,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:16,934 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 18:43:17,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 72 transitions. [2023-11-21 18:43:17,004 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2023-11-21 18:43:17,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:43:17,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,115 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 18:43:17,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 50 states and 68 transitions. [2023-11-21 18:43:17,236 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-11-21 18:43:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:43:17,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,328 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 18:43:17,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 73 transitions. [2023-11-21 18:43:17,367 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 73 transitions. [2023-11-21 18:43:17,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:43:17,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,460 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 18:43:17,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 79 transitions. [2023-11-21 18:43:17,558 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 79 transitions. [2023-11-21 18:43:17,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:43:17,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,626 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 18:43:17,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:17,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 90 transitions. [2023-11-21 18:43:17,674 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2023-11-21 18:43:17,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:43:17,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:17,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:17,760 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 18:43:18,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 95 transitions. [2023-11-21 18:43:18,073 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 95 transitions. [2023-11-21 18:43:18,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:43:18,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,185 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 18:43:18,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 65 states and 94 transitions. [2023-11-21 18:43:18,339 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2023-11-21 18:43:18,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:43:18,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,437 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 18:43:18,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 67 states and 99 transitions. [2023-11-21 18:43:18,554 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 99 transitions. [2023-11-21 18:43:18,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:43:18,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,620 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 18:43:18,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:18,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 102 transitions. [2023-11-21 18:43:18,794 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 102 transitions. [2023-11-21 18:43:18,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:43:18,795 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:18,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:18,858 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 18:43:19,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 69 states and 101 transitions. [2023-11-21 18:43:19,014 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2023-11-21 18:43:19,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:43:19,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,103 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 18:43:19,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 67 states and 95 transitions. [2023-11-21 18:43:19,277 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2023-11-21 18:43:19,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:43:19,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,345 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 18:43:19,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 100 transitions. [2023-11-21 18:43:19,519 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2023-11-21 18:43:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:43:19,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:19,603 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 18:43:19,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 75 states and 104 transitions. [2023-11-21 18:43:19,793 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 104 transitions. [2023-11-21 18:43:19,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:43:19,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:19,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:20,013 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 18:43:20,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:20,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 78 states and 111 transitions. [2023-11-21 18:43:20,243 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2023-11-21 18:43:20,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:43:20,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:20,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:20,337 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 18:43:20,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:20,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 44 states and 55 transitions. [2023-11-21 18:43:20,535 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 55 transitions. [2023-11-21 18:43:20,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:43:20,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:43:20,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:43:20,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:43:20,658 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 18:43:20,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:43:20,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 43 states and 54 transitions. [2023-11-21 18:43:20,808 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 54 transitions. [2023-11-21 18:43:20,808 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:43:20,809 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 21 iterations. [2023-11-21 18:43:20,817 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-21 18:43:21,081 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:43:21,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:43:21 ImpRootNode [2023-11-21 18:43:21,086 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:43:21,087 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:43:21,087 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:43:21,087 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:43:21,088 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:43:15" (3/4) ... [2023-11-21 18:43:21,090 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:43:21,093 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-21 18:43:21,093 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-21 18:43:21,109 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2023-11-21 18:43:21,110 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:43:21,111 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 18:43:21,111 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:43:21,261 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:43:21,262 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:43:21,262 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:43:21,263 INFO L158 Benchmark]: Toolchain (without parser) took 8322.70ms. Allocated memory was 155.2MB in the beginning and 237.0MB in the end (delta: 81.8MB). Free memory was 115.3MB in the beginning and 83.3MB in the end (delta: 31.9MB). Peak memory consumption was 114.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:21,263 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 155.2MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:43:21,264 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1543.94ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 115.3MB in the beginning and 159.8MB in the end (delta: -44.5MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2023-11-21 18:43:21,264 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.43ms. Allocated memory is still 197.1MB. Free memory was 158.7MB in the beginning and 155.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:21,264 INFO L158 Benchmark]: Boogie Preprocessor took 51.63ms. Allocated memory is still 197.1MB. Free memory was 155.6MB in the beginning and 153.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:43:21,265 INFO L158 Benchmark]: RCFGBuilder took 1106.74ms. Allocated memory is still 197.1MB. Free memory was 153.5MB in the beginning and 78.0MB in the end (delta: 75.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. [2023-11-21 18:43:21,265 INFO L158 Benchmark]: CodeCheck took 5355.24ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 78.0MB in the beginning and 90.6MB in the end (delta: -12.6MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-11-21 18:43:21,266 INFO L158 Benchmark]: Witness Printer took 175.41ms. Allocated memory is still 237.0MB. Free memory was 90.6MB in the beginning and 83.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:43:21,268 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: 5.0s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2582 SdHoareTripleChecker+Valid, 4.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1038 mSDsluCounter, 1977 SdHoareTripleChecker+Invalid, 4.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 744 mSDsCounter, 540 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2619 IncrementalHoareTripleChecker+Invalid, 3159 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 540 mSolverCounterUnsat, 1233 mSDtfsCounter, 2619 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3652 GetRequests, 3572 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2132 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 372 NumberOfCodeBlocks, 372 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 352 ConstructedInterpolants, 0 QuantifiedInterpolants, 693 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 26/26 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: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1568]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1592]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1618]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1635]: 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: 1652]: 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 155.2MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1543.94ms. Allocated memory was 155.2MB in the beginning and 197.1MB in the end (delta: 41.9MB). Free memory was 115.3MB in the beginning and 159.8MB in the end (delta: -44.5MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.43ms. Allocated memory is still 197.1MB. Free memory was 158.7MB in the beginning and 155.6MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.63ms. Allocated memory is still 197.1MB. Free memory was 155.6MB in the beginning and 153.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1106.74ms. Allocated memory is still 197.1MB. Free memory was 153.5MB in the beginning and 78.0MB in the end (delta: 75.5MB). Peak memory consumption was 75.5MB. Max. memory is 16.1GB. * CodeCheck took 5355.24ms. Allocated memory was 197.1MB in the beginning and 237.0MB in the end (delta: 39.8MB). Free memory was 78.0MB in the beginning and 90.6MB in the end (delta: -12.6MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * Witness Printer took 175.41ms. Allocated memory is still 237.0MB. Free memory was 90.6MB in the beginning and 83.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:43:21,296 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fb664d-3424-4904-b7b1-dede10914226/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE