./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d89175118588f94b41189db429a365e86ead2182459163ed220a3d9e791f611 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:43:03,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:43:03,610 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 02:43:03,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:43:03,616 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:43:03,640 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:43:03,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:43:03,642 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:43:03,642 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:43:03,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:43:03,644 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:43:03,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:43:03,645 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:43:03,646 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:43:03,646 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:43:03,647 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:43:03,647 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:43:03,648 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:43:03,649 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:43:03,649 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:43:03,650 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:43:03,651 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:43:03,651 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:43:03,652 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:43:03,653 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:43:03,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:03,654 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:43:03,654 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:43:03,655 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:43:03,655 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:43:03,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:43:03,656 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:43:03,657 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_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d89175118588f94b41189db429a365e86ead2182459163ed220a3d9e791f611 [2023-11-19 02:43:03,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:43:03,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:43:03,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:43:03,985 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:43:03,987 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:43:03,988 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_good.i [2023-11-19 02:43:07,100 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:43:07,544 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:43:07,545 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_preinc_11_good.i [2023-11-19 02:43:07,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/data/6f0779177/16e68a6e1a0844abbc3101500be6ebcf/FLAG851e44c47 [2023-11-19 02:43:07,600 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/data/6f0779177/16e68a6e1a0844abbc3101500be6ebcf [2023-11-19 02:43:07,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:43:07,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:43:07,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:07,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:43:07,618 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:43:07,619 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:07" (1/1) ... [2023-11-19 02:43:07,620 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@561b3d3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:07, skipping insertion in model container [2023-11-19 02:43:07,621 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:43:07" (1/1) ... [2023-11-19 02:43:07,695 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:43:08,122 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:43:08,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:08,801 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:43:08,820 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:43:08,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:43:09,035 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:43:09,036 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:43:09,036 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:43:09,036 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:43:09,036 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:43:09,037 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:43:09,045 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:43:09,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09 WrapperNode [2023-11-19 02:43:09,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:43:09,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:09,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:43:09,047 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:43:09,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,107 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,194 INFO L138 Inliner]: procedures = 504, calls = 95, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 156 [2023-11-19 02:43:09,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:43:09,195 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:43:09,195 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:43:09,195 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:43:09,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,284 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,288 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,302 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:43:09,303 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:43:09,303 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:43:09,306 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:43:09,307 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,313 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:43:09,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:43:09,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:43:09,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:43:09,375 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 02:43:09,375 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 02:43:09,375 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-11-19 02:43:09,375 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 02:43:09,375 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 02:43:09,375 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrue [2023-11-19 02:43:09,376 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrue [2023-11-19 02:43:09,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:43:09,376 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 02:43:09,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:43:09,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:43:09,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:43:09,376 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:43:09,377 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsFalse [2023-11-19 02:43:09,377 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsFalse [2023-11-19 02:43:09,377 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 02:43:09,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:43:09,562 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:43:09,564 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:43:09,821 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:43:09,900 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:43:09,901 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:43:09,906 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:43:09 BoogieIcfgContainer [2023-11-19 02:43:09,906 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:43:09,907 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:43:09,907 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:43:09,917 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:43:09,917 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:43:09" (1/1) ... [2023-11-19 02:43:09,925 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:43:09,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:09,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 103 transitions. [2023-11-19 02:43:09,979 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 103 transitions. [2023-11-19 02:43:09,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:43:09,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:09,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:10,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:10,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:43:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:10,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 77 states and 102 transitions. [2023-11-19 02:43:10,462 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2023-11-19 02:43:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:43:10,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:10,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:10,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:10,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:43:10,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2023-11-19 02:43:10,624 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-11-19 02:43:10,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:43:10,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:10,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:10,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:43:10,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:10,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2023-11-19 02:43:10,793 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2023-11-19 02:43:10,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:43:10,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:10,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:10,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:10,900 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:43:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:11,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 75 states and 100 transitions. [2023-11-19 02:43:11,065 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 100 transitions. [2023-11-19 02:43:11,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 02:43:11,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:11,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:11,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:11,244 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:43:11,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:11,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 74 states and 97 transitions. [2023-11-19 02:43:11,407 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-11-19 02:43:11,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:43:11,408 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:11,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:11,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:43:11,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:11,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 74 states and 96 transitions. [2023-11-19 02:43:11,548 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 96 transitions. [2023-11-19 02:43:11,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:43:11,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:11,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:11,684 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:43:11,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:11,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 80 states and 105 transitions. [2023-11-19 02:43:11,749 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 105 transitions. [2023-11-19 02:43:11,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:43:11,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:11,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:11,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:11,850 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:43:11,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:11,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 79 states and 104 transitions. [2023-11-19 02:43:11,965 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 104 transitions. [2023-11-19 02:43:11,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 02:43:11,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:11,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:12,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:12,092 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 02:43:12,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:12,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 72 states and 94 transitions. [2023-11-19 02:43:12,307 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2023-11-19 02:43:12,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 02:43:12,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:12,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:12,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:12,412 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 02:43:12,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:12,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 93 transitions. [2023-11-19 02:43:12,597 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-19 02:43:12,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:43:12,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:12,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:12,694 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:43:12,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:12,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 100 transitions. [2023-11-19 02:43:12,754 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2023-11-19 02:43:12,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 02:43:12,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:12,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:12,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:12,819 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 02:43:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 77 states and 101 transitions. [2023-11-19 02:43:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 101 transitions. [2023-11-19 02:43:12,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 02:43:12,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:12,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:12,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:12,976 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-19 02:43:13,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:13,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 69 states and 88 transitions. [2023-11-19 02:43:13,049 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2023-11-19 02:43:13,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:43:13,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:13,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:13,191 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 02:43:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:13,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 69 states and 87 transitions. [2023-11-19 02:43:13,395 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2023-11-19 02:43:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:43:13,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:13,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:13,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:13,625 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 02:43:13,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:13,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 68 states and 86 transitions. [2023-11-19 02:43:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 86 transitions. [2023-11-19 02:43:13,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:43:13,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:43:13,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:43:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:43:13,890 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-11-19 02:43:13,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:43:13,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 67 states and 85 transitions. [2023-11-19 02:43:13,914 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2023-11-19 02:43:13,915 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:43:13,915 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 17 iterations. [2023-11-19 02:43:13,924 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-19 02:43:14,083 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:43:14,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:43:14 ImpRootNode [2023-11-19 02:43:14,088 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:43:14,088 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:43:14,088 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:43:14,089 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:43:14,089 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:43:09" (3/4) ... [2023-11-19 02:43:14,094 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:43:14,097 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 02:43:14,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsFalse [2023-11-19 02:43:14,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 02:43:14,098 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure globalReturnsTrue [2023-11-19 02:43:14,108 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2023-11-19 02:43:14,109 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 02:43:14,110 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 02:43:14,110 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:43:14,111 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:43:14,245 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:43:14,245 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:43:14,245 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:43:14,246 INFO L158 Benchmark]: Toolchain (without parser) took 6637.32ms. Allocated memory was 197.1MB in the beginning and 249.6MB in the end (delta: 52.4MB). Free memory was 145.9MB in the beginning and 185.7MB in the end (delta: -39.8MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-19 02:43:14,246 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:43:14,247 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1433.73ms. Allocated memory is still 197.1MB. Free memory was 145.9MB in the beginning and 80.8MB in the end (delta: 65.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-19 02:43:14,247 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.81ms. Allocated memory is still 197.1MB. Free memory was 80.8MB in the beginning and 162.3MB in the end (delta: -81.4MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2023-11-19 02:43:14,247 INFO L158 Benchmark]: Boogie Preprocessor took 107.52ms. Allocated memory is still 197.1MB. Free memory was 162.3MB in the beginning and 160.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:43:14,248 INFO L158 Benchmark]: RCFGBuilder took 603.11ms. Allocated memory is still 197.1MB. Free memory was 160.2MB in the beginning and 139.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:43:14,248 INFO L158 Benchmark]: CodeCheck took 4180.63ms. Allocated memory was 197.1MB in the beginning and 249.6MB in the end (delta: 52.4MB). Free memory was 139.2MB in the beginning and 191.9MB in the end (delta: -52.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-11-19 02:43:14,249 INFO L158 Benchmark]: Witness Printer took 156.97ms. Allocated memory is still 249.6MB. Free memory was 191.9MB in the beginning and 185.7MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:43:14,251 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 5 procedures, 77 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2520 SdHoareTripleChecker+Valid, 2.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 545 mSDsluCounter, 1933 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 286 mSDsCounter, 457 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1703 IncrementalHoareTripleChecker+Invalid, 2160 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 457 mSolverCounterUnsat, 1647 mSDtfsCounter, 1703 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4987 GetRequests, 4917 SyntacticMatches, 12 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 822 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 650 NumberOfCodeBlocks, 650 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 634 ConstructedInterpolants, 0 QuantifiedInterpolants, 814 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 236/242 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: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1574]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1606]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1631]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1648]: 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: 1666]: 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 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1433.73ms. Allocated memory is still 197.1MB. Free memory was 145.9MB in the beginning and 80.8MB in the end (delta: 65.1MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.81ms. Allocated memory is still 197.1MB. Free memory was 80.8MB in the beginning and 162.3MB in the end (delta: -81.4MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.52ms. Allocated memory is still 197.1MB. Free memory was 162.3MB in the beginning and 160.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 603.11ms. Allocated memory is still 197.1MB. Free memory was 160.2MB in the beginning and 139.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 4180.63ms. Allocated memory was 197.1MB in the beginning and 249.6MB in the end (delta: 52.4MB). Free memory was 139.2MB in the beginning and 191.9MB in the end (delta: -52.7MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Witness Printer took 156.97ms. Allocated memory is still 249.6MB. Free memory was 191.9MB in the beginning and 185.7MB in the end (delta: 6.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 02:43:14,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc28974b-df8f-4c28-b050-3540248a72eb/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE