./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_04_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_04_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9 --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 8d4a305149594eff1f42b32d8ace94496fc7321faccca31d695f0efbddd300a6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:34:30,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:34:30,814 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 00:34:30,818 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:34:30,819 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:34:30,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:34:30,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:34:30,843 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:34:30,844 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:34:30,845 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:34:30,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:34:30,846 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:34:30,846 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:34:30,847 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:34:30,847 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:34:30,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:34:30,848 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:34:30,849 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:34:30,849 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:34:30,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:34:30,850 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:34:30,851 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:34:30,851 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:34:30,852 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:34:30,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:34:30,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:34:30,853 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:34:30,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:34:30,854 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:34:30,866 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:34:30,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:34:30,866 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:34:30,867 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_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d4a305149594eff1f42b32d8ace94496fc7321faccca31d695f0efbddd300a6 [2023-12-03 00:34:31,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:34:31,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:34:31,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:34:31,107 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:34:31,108 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:34:31,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_04_good.i [2023-12-03 00:34:33,889 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:34:34,221 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:34:34,222 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_postinc_04_good.i [2023-12-03 00:34:34,247 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/data/33ba373f9/55c2464ae27442bc86fe82dda8a69de8/FLAG495a7a83d [2023-12-03 00:34:34,263 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/data/33ba373f9/55c2464ae27442bc86fe82dda8a69de8 [2023-12-03 00:34:34,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:34:34,267 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:34:34,269 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:34:34,269 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:34:34,274 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:34:34,275 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:34:34" (1/1) ... [2023-12-03 00:34:34,276 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa8e26a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:34, skipping insertion in model container [2023-12-03 00:34:34,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:34:34" (1/1) ... [2023-12-03 00:34:34,346 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:34:35,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:34:35,254 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:34:35,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:34:35,534 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:34:35,534 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:34:35,535 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:34:35,535 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:34:35,535 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:34:35,543 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:34:35,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35 WrapperNode [2023-12-03 00:34:35,544 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:34:35,545 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:34:35,545 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:34:35,545 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:34:35,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,581 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,612 INFO L138 Inliner]: procedures = 503, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 141 [2023-12-03 00:34:35,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:34:35,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:34:35,613 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:34:35,613 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:34:35,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,628 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,628 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,640 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:34:35,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:34:35,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:34:35,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:34:35,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:34:35" (1/1) ... [2023-12-03 00:34:35,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:34:35,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:34:35,684 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:34:35,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:34:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 00:34:35,720 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 00:34:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-03 00:34:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 00:34:35,720 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 00:34:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:34:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-03 00:34:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:34:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:34:35,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:34:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:34:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 00:34:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:34:35,881 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:34:35,884 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:34:36,098 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:34:36,141 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:34:36,142 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 00:34:36,143 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:34:36 BoogieIcfgContainer [2023-12-03 00:34:36,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:34:36,145 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:34:36,145 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:34:36,157 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:34:36,157 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:34:36" (1/1) ... [2023-12-03 00:34:36,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:34:36,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:36,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 63 states and 83 transitions. [2023-12-03 00:34:36,232 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 83 transitions. [2023-12-03 00:34:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:34:36,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:36,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:36,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:36,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:34:36,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:36,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 82 transitions. [2023-12-03 00:34:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-12-03 00:34:36,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:34:36,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:36,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:34:36,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:36,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 88 transitions. [2023-12-03 00:34:36,720 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-12-03 00:34:36,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:34:36,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:36,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:36,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:36,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:34:36,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 66 states and 87 transitions. [2023-12-03 00:34:36,862 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-12-03 00:34:36,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:34:36,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:36,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:36,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:34:37,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:37,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 61 states and 80 transitions. [2023-12-03 00:34:37,082 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2023-12-03 00:34:37,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:34:37,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:37,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:37,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:34:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:37,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 63 states and 82 transitions. [2023-12-03 00:34:37,528 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-12-03 00:34:37,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:34:37,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:37,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:37,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:34:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:37,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 70 states and 93 transitions. [2023-12-03 00:34:37,916 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 93 transitions. [2023-12-03 00:34:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 00:34:37,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:37,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:37,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:37,954 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:34:38,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:38,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 74 states and 97 transitions. [2023-12-03 00:34:38,149 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-12-03 00:34:38,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 00:34:38,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:38,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:38,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:38,252 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:34:38,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:38,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 78 states and 104 transitions. [2023-12-03 00:34:38,331 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 104 transitions. [2023-12-03 00:34:38,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:34:38,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:38,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:38,366 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:38,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:38,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 74 states and 97 transitions. [2023-12-03 00:34:38,384 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2023-12-03 00:34:38,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:34:38,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:38,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:38,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:34:38,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:38,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 73 states and 96 transitions. [2023-12-03 00:34:38,548 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2023-12-03 00:34:38,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 00:34:38,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:38,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:38,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:38,588 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:38,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:38,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 71 states and 92 transitions. [2023-12-03 00:34:38,798 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2023-12-03 00:34:38,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 00:34:38,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:38,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:38,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:38,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:34:38,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:38,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 73 states and 94 transitions. [2023-12-03 00:34:38,971 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2023-12-03 00:34:38,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:34:38,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:38,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:39,087 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:39,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:39,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 72 states and 92 transitions. [2023-12-03 00:34:39,281 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2023-12-03 00:34:39,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-03 00:34:39,282 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:39,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:39,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:39,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:34:39,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:39,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 59 states and 75 transitions. [2023-12-03 00:34:39,330 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-12-03 00:34:39,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 00:34:39,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:39,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:39,368 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:39,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:39,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 57 states and 72 transitions. [2023-12-03 00:34:39,448 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 72 transitions. [2023-12-03 00:34:39,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 00:34:39,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:39,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:39,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:39,570 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:39,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:39,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 59 states and 76 transitions. [2023-12-03 00:34:39,666 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2023-12-03 00:34:39,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:34:39,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:39,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:39,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:39,735 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:39,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:39,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 60 states and 77 transitions. [2023-12-03 00:34:39,750 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2023-12-03 00:34:39,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 00:34:39,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:39,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:39,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:39,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:39,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 63 states and 82 transitions. [2023-12-03 00:34:39,965 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2023-12-03 00:34:39,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:34:39,966 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:39,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:39,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:40,008 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:34:40,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 73 states and 97 transitions. [2023-12-03 00:34:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2023-12-03 00:34:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:34:40,587 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:40,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:40,630 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:34:40,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:40,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 71 states and 93 transitions. [2023-12-03 00:34:40,992 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2023-12-03 00:34:40,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 00:34:40,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:40,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:41,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:41,054 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:41,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:41,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 68 states and 88 transitions. [2023-12-03 00:34:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2023-12-03 00:34:41,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 00:34:41,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:41,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:41,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:41,457 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:41,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:41,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 72 states and 92 transitions. [2023-12-03 00:34:41,819 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 92 transitions. [2023-12-03 00:34:41,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:34:41,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:41,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:41,871 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-03 00:34:42,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:42,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 70 states and 88 transitions. [2023-12-03 00:34:42,061 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 88 transitions. [2023-12-03 00:34:42,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:34:42,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:42,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:42,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:42,242 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:42,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:42,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 75 states and 96 transitions. [2023-12-03 00:34:42,535 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2023-12-03 00:34:42,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:34:42,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:42,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:42,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:42,598 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:34:42,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:42,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 76 states and 97 transitions. [2023-12-03 00:34:42,614 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 97 transitions. [2023-12-03 00:34:42,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 00:34:42,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:34:42,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:34:42,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:34:42,646 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:34:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:34:42,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 51 states and 63 transitions. [2023-12-03 00:34:42,663 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-12-03 00:34:42,663 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:34:42,664 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2023-12-03 00:34:42,671 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-12-03 00:34:42,928 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:34:42,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:34:42 ImpRootNode [2023-12-03 00:34:42,933 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:34:42,933 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:34:42,933 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:34:42,934 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:34:42,934 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:34:36" (3/4) ... [2023-12-03 00:34:42,936 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:34:42,939 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-12-03 00:34:42,940 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-12-03 00:34:42,946 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-03 00:34:42,947 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-12-03 00:34:42,947 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 00:34:42,948 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:34:42,948 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:34:43,058 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:34:43,058 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:34:43,059 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:34:43,059 INFO L158 Benchmark]: Toolchain (without parser) took 8792.14ms. Allocated memory was 130.0MB in the beginning and 226.5MB in the end (delta: 96.5MB). Free memory was 81.4MB in the beginning and 68.6MB in the end (delta: 12.8MB). Peak memory consumption was 113.5MB. Max. memory is 16.1GB. [2023-12-03 00:34:43,060 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 130.0MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:34:43,060 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1275.43ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 81.4MB in the beginning and 125.0MB in the end (delta: -43.6MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2023-12-03 00:34:43,061 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.79ms. Allocated memory is still 188.7MB. Free memory was 125.0MB in the beginning and 121.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:34:43,061 INFO L158 Benchmark]: Boogie Preprocessor took 35.94ms. Allocated memory is still 188.7MB. Free memory was 121.8MB in the beginning and 119.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:34:43,061 INFO L158 Benchmark]: RCFGBuilder took 493.94ms. Allocated memory is still 188.7MB. Free memory was 119.7MB in the beginning and 99.7MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 00:34:43,062 INFO L158 Benchmark]: CodeCheck took 6788.06ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 98.7MB in the beginning and 73.8MB in the end (delta: 24.9MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2023-12-03 00:34:43,062 INFO L158 Benchmark]: Witness Printer took 125.49ms. Allocated memory is still 226.5MB. Free memory was 73.8MB in the beginning and 68.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:34:43,064 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, 63 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 6.5s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4440 SdHoareTripleChecker+Valid, 6.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1929 mSDsluCounter, 4489 SdHoareTripleChecker+Invalid, 5.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1984 mSDsCounter, 1037 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4251 IncrementalHoareTripleChecker+Invalid, 5288 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1037 mSolverCounterUnsat, 2505 mSDtfsCounter, 4251 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5988 GetRequests, 5833 SyntacticMatches, 13 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9178 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 659 NumberOfCodeBlocks, 659 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 633 ConstructedInterpolants, 0 QuantifiedInterpolants, 1357 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 26 InterpolantComputations, 26 PerfectInterpolantSequences, 126/126 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: 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: 1608]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1608]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1633]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1650]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1650]: 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: 1668]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 130.0MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1275.43ms. Allocated memory was 130.0MB in the beginning and 188.7MB in the end (delta: 58.7MB). Free memory was 81.4MB in the beginning and 125.0MB in the end (delta: -43.6MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.79ms. Allocated memory is still 188.7MB. Free memory was 125.0MB in the beginning and 121.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.94ms. Allocated memory is still 188.7MB. Free memory was 121.8MB in the beginning and 119.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.94ms. Allocated memory is still 188.7MB. Free memory was 119.7MB in the beginning and 99.7MB in the end (delta: 20.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 6788.06ms. Allocated memory was 188.7MB in the beginning and 226.5MB in the end (delta: 37.7MB). Free memory was 98.7MB in the beginning and 73.8MB in the end (delta: 24.9MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * Witness Printer took 125.49ms. Allocated memory is still 226.5MB. Free memory was 73.8MB in the beginning and 68.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 00:34:43,081 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7faf76e2-f970-4866-8a5a-4c89ae6ba170/bin/ukojak-verify-Qdu7aM0XO9/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