./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC --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 b593e09c1e411bcfd0f33c8ec9270914844cea754607fa1ad6893957bd26d1f7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:23:03,507 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:23:03,593 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:23:03,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:23:03,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:23:03,631 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:23:03,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:23:03,633 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:23:03,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:23:03,635 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:23:03,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:23:03,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:23:03,637 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:23:03,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:23:03,639 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:23:03,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:23:03,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:23:03,641 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:23:03,642 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:23:03,643 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:23:03,644 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:23:03,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:23:03,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:23:03,646 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:23:03,647 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:23:03,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:03,648 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:23:03,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:23:03,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:23:03,650 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:23:03,650 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:23:03,651 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:23:03,651 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_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b593e09c1e411bcfd0f33c8ec9270914844cea754607fa1ad6893957bd26d1f7 [2023-11-23 20:23:04,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:23:04,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:23:04,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:23:04,046 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:23:04,047 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:23:04,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i [2023-11-23 20:23:07,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:23:07,748 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:23:07,749 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_17_good.i [2023-11-23 20:23:07,785 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/data/7174d3c9b/b2ff1522ca7f41f2954a9139e6a55d74/FLAG1e80ebfae [2023-11-23 20:23:07,804 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/data/7174d3c9b/b2ff1522ca7f41f2954a9139e6a55d74 [2023-11-23 20:23:07,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:23:07,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:23:07,819 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:07,819 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:23:07,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:23:07,825 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@478cf066 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:07, skipping insertion in model container [2023-11-23 20:23:07,827 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:23:07" (1/1) ... [2023-11-23 20:23:07,907 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:23:08,374 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:23:09,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:09,042 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:23:09,075 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:23:09,193 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:23:09,357 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:09,358 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:09,358 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:09,358 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:09,358 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:23:09,366 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:23:09,367 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09 WrapperNode [2023-11-23 20:23:09,367 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:23:09,368 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:09,368 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:23:09,368 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:23:09,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,406 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,437 INFO L138 Inliner]: procedures = 501, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 146 [2023-11-23 20:23:09,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:23:09,438 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:23:09,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:23:09,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:23:09,448 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,449 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,453 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,477 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,479 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:23:09,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:23:09,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:23:09,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:23:09,486 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:23:09" (1/1) ... [2023-11-23 20:23:09,492 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:23:09,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:23:09,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:23:09,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:23:09,558 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-23 20:23:09,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-23 20:23:09,559 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:23:09,559 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:23:09,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:23:09,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:23:09,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:23:09,560 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:23:09,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:23:09,728 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:23:09,730 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:23:10,005 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:23:10,273 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:23:10,273 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-23 20:23:10,275 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:10 BoogieIcfgContainer [2023-11-23 20:23:10,275 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:23:10,278 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:23:10,279 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:23:10,289 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:23:10,290 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:10" (1/1) ... [2023-11-23 20:23:10,299 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:23:10,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:10,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-23 20:23:10,373 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-23 20:23:10,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:23:10,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:10,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-23 20:23:11,153 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-23 20:23:11,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:23:11,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:11,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-23 20:23:11,387 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-23 20:23:11,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:23:11,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:11,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 44 states and 50 transitions. [2023-11-23 20:23:11,790 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 50 transitions. [2023-11-23 20:23:11,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:23:11,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:11,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:11,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:11,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 43 states and 49 transitions. [2023-11-23 20:23:11,957 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-23 20:23:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:23:11,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:11,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:11,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:12,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 44 states and 51 transitions. [2023-11-23 20:23:12,089 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions. [2023-11-23 20:23:12,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:23:12,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:23:12,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-23 20:23:12,716 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-23 20:23:12,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:23:12,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:12,855 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:23:12,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:12,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2023-11-23 20:23:12,976 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-11-23 20:23:12,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:23:12,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:12,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,076 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:23:13,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 53 states and 65 transitions. [2023-11-23 20:23:13,103 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-11-23 20:23:13,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:23:13,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:13,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2023-11-23 20:23:13,483 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2023-11-23 20:23:13,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:23:13,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,619 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:13,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:13,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 59 states and 73 transitions. [2023-11-23 20:23:13,716 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 73 transitions. [2023-11-23 20:23:13,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:13,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:13,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:13,794 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-23 20:23:14,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 80 transitions. [2023-11-23 20:23:14,282 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2023-11-23 20:23:14,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:23:14,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,371 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:14,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 81 transitions. [2023-11-23 20:23:14,387 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2023-11-23 20:23:14,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:14,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,551 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:23:14,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:14,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 82 transitions. [2023-11-23 20:23:14,791 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 82 transitions. [2023-11-23 20:23:14,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:23:14,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:14,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:14,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:14,915 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:15,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:15,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 61 states and 76 transitions. [2023-11-23 20:23:15,040 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 76 transitions. [2023-11-23 20:23:15,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:15,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:15,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:15,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,131 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:23:15,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 49 transitions. [2023-11-23 20:23:15,320 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2023-11-23 20:23:15,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:23:15,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:15,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:15,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:15,487 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:16,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:16,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 53 transitions. [2023-11-23 20:23:16,010 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-23 20:23:16,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:23:16,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:16,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:16,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:16,204 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-23 20:23:17,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:17,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 58 transitions. [2023-11-23 20:23:17,019 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-23 20:23:17,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:23:17,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:17,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:17,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:17,249 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:23:18,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 55 states and 68 transitions. [2023-11-23 20:23:18,150 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2023-11-23 20:23:18,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:23:18,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,259 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:23:18,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 56 states and 71 transitions. [2023-11-23 20:23:18,284 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2023-11-23 20:23:18,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:23:18,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,497 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:23:18,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:18,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 57 states and 72 transitions. [2023-11-23 20:23:18,790 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-11-23 20:23:18,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:23:18,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:18,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:18,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:18,903 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:23:19,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:19,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 73 transitions. [2023-11-23 20:23:19,157 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2023-11-23 20:23:19,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:23:19,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:23:19,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:23:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:23:19,248 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:23:19,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:23:19,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 43 states and 49 transitions. [2023-11-23 20:23:19,572 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 49 transitions. [2023-11-23 20:23:19,572 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:23:19,573 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 23 iterations. [2023-11-23 20:23:19,582 INFO L751 CodeCheckObserver]: All specifications hold 12 specifications checked. All of them hold [2023-11-23 20:23:19,693 INFO L560 CodeCheckObserver]: Invariant with dag size 10 [2023-11-23 20:23:19,701 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:23:19,701 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:23:19,701 INFO L560 CodeCheckObserver]: Invariant with dag size 12 [2023-11-23 20:23:19,702 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:23:19,703 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:23:19 ImpRootNode [2023-11-23 20:23:19,703 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:23:19,704 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:23:19,704 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:23:19,704 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:23:19,705 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:23:10" (3/4) ... [2023-11-23 20:23:19,707 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:23:19,710 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-23 20:23:19,710 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-23 20:23:19,718 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 42 nodes and edges [2023-11-23 20:23:19,719 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-23 20:23:19,720 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 20:23:19,720 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:23:19,864 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:23:19,865 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:23:19,865 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:23:19,867 INFO L158 Benchmark]: Toolchain (without parser) took 12051.68ms. Allocated memory was 132.1MB in the beginning and 237.0MB in the end (delta: 104.9MB). Free memory was 84.5MB in the beginning and 109.1MB in the end (delta: -24.6MB). Peak memory consumption was 82.0MB. Max. memory is 16.1GB. [2023-11-23 20:23:19,867 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 132.1MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:19,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1548.55ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 84.5MB in the beginning and 109.4MB in the end (delta: -24.9MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. [2023-11-23 20:23:19,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.84ms. Allocated memory is still 163.6MB. Free memory was 109.4MB in the beginning and 106.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:23:19,869 INFO L158 Benchmark]: Boogie Preprocessor took 46.04ms. Allocated memory is still 163.6MB. Free memory was 106.0MB in the beginning and 104.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:23:19,869 INFO L158 Benchmark]: RCFGBuilder took 791.91ms. Allocated memory is still 163.6MB. Free memory was 104.8MB in the beginning and 125.1MB in the end (delta: -20.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-23 20:23:19,870 INFO L158 Benchmark]: CodeCheck took 9424.65ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 125.1MB in the beginning and 115.4MB in the end (delta: 9.7MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. [2023-11-23 20:23:19,870 INFO L158 Benchmark]: Witness Printer took 162.46ms. Allocated memory is still 237.0MB. Free memory was 115.4MB in the beginning and 109.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:23:19,873 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, 45 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 9.3s, OverallIterations: 23, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1471 SdHoareTripleChecker+Valid, 5.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 574 mSDsluCounter, 586 SdHoareTripleChecker+Invalid, 4.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 110 mSDsCounter, 887 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3116 IncrementalHoareTripleChecker+Invalid, 4003 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 887 mSolverCounterUnsat, 476 mSDtfsCounter, 3116 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3260 GetRequests, 3127 SyntacticMatches, 1 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5950 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 463 NumberOfCodeBlocks, 463 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 711 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 22 InterpolantComputations, 15 PerfectInterpolantSequences, 89/96 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: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1553]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1561]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1557]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1576]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1583]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1580]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 12 specifications checked. All of them hold - InvariantResult [Line: 1553]: Loop Invariant Derived loop invariant: (((1 <= i) && (data < 2147483648)) || (i == 0)) - InvariantResult [Line: 1599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1580]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1576]: Loop Invariant Derived loop invariant: ((h == 0) || (((1 <= h) && ((data + 2) <= 0)) && (0 <= (data + 2)))) - InvariantResult [Line: 1557]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 132.1MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1548.55ms. Allocated memory was 132.1MB in the beginning and 163.6MB in the end (delta: 31.5MB). Free memory was 84.5MB in the beginning and 109.4MB in the end (delta: -24.9MB). Peak memory consumption was 57.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.84ms. Allocated memory is still 163.6MB. Free memory was 109.4MB in the beginning and 106.0MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.04ms. Allocated memory is still 163.6MB. Free memory was 106.0MB in the beginning and 104.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 791.91ms. Allocated memory is still 163.6MB. Free memory was 104.8MB in the beginning and 125.1MB in the end (delta: -20.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 9424.65ms. Allocated memory was 163.6MB in the beginning and 237.0MB in the end (delta: 73.4MB). Free memory was 125.1MB in the beginning and 115.4MB in the end (delta: 9.7MB). Peak memory consumption was 82.1MB. Max. memory is 16.1GB. * Witness Printer took 162.46ms. Allocated memory is still 237.0MB. Free memory was 115.4MB in the beginning and 109.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:23:19,921 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2247bf5-a4f2-407c-b493-76924c1e68e8/bin/ukojak-verify-1t5iHCbJaC/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