./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-restricted-15/NO_04.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-restricted-15/NO_04.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 26441cee42562e2fd703b97b1a86d2baa847af9810285d31267fccda11d2ea67 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:01:38,777 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:01:38,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 04:01:38,900 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:01:38,901 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:01:38,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:01:38,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:01:38,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:01:38,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:01:38,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:01:38,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:01:38,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:01:38,943 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:01:38,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:01:38,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:01:38,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:01:38,945 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:01:38,946 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:01:38,946 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:01:38,946 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:01:38,947 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:01:38,947 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:01:38,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:01:38,948 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:01:38,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:01:38,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:38,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:01:38,950 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:01:38,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:01:38,951 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:01:38,952 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:01:38,952 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:01:38,952 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_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26441cee42562e2fd703b97b1a86d2baa847af9810285d31267fccda11d2ea67 [2023-11-19 04:01:39,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:01:39,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:01:39,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:01:39,247 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:01:39,248 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:01:39,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-restricted-15/NO_04.c [2023-11-19 04:01:42,311 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:01:42,532 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:01:42,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/sv-benchmarks/c/termination-restricted-15/NO_04.c [2023-11-19 04:01:42,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/data/2a42d6f26/06a0482e97634ee0a499d6522615fadf/FLAGbc79ef697 [2023-11-19 04:01:42,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/data/2a42d6f26/06a0482e97634ee0a499d6522615fadf [2023-11-19 04:01:42,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:01:42,565 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:01:42,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:42,567 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:01:42,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:01:42,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43888db2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42, skipping insertion in model container [2023-11-19 04:01:42,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,597 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:01:42,771 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:42,780 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:01:42,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:01:42,827 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:01:42,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42 WrapperNode [2023-11-19 04:01:42,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:01:42,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:42,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:01:42,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:01:42,838 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,844 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,875 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2023-11-19 04:01:42,875 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:01:42,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:01:42,876 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:01:42,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:01:42,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,889 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,899 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,901 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,904 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,916 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,922 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,930 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:01:42,931 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:01:42,933 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:01:42,934 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:01:42,935 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:01:42" (1/1) ... [2023-11-19 04:01:42,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:01:42,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:01:42,980 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:01:43,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:01:43,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:01:43,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:01:43,124 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:01:43,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:01:43,441 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:01:43,484 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:01:43,485 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 04:01:43,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:43 BoogieIcfgContainer [2023-11-19 04:01:43,499 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:01:43,500 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:01:43,501 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:01:43,513 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:01:43,514 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:43" (1/1) ... [2023-11-19 04:01:43,529 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:01:43,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2023-11-19 04:01:43,582 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2023-11-19 04:01:43,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:01:43,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:43,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 69 states and 74 transitions. [2023-11-19 04:01:43,801 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2023-11-19 04:01:43,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:01:43,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:43,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 72 states and 78 transitions. [2023-11-19 04:01:43,896 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 78 transitions. [2023-11-19 04:01:43,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:01:43,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:43,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:43,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 75 states and 83 transitions. [2023-11-19 04:01:43,968 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 83 transitions. [2023-11-19 04:01:43,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:01:43,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:43,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:44,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:44,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 77 states and 88 transitions. [2023-11-19 04:01:44,169 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 88 transitions. [2023-11-19 04:01:44,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:01:44,170 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:44,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:44,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 80 states and 94 transitions. [2023-11-19 04:01:44,379 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 94 transitions. [2023-11-19 04:01:44,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 04:01:44,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:44,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:44,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:44,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 83 states and 101 transitions. [2023-11-19 04:01:44,667 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 101 transitions. [2023-11-19 04:01:44,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:01:44,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:44,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:44,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 82 states and 100 transitions. [2023-11-19 04:01:44,893 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 100 transitions. [2023-11-19 04:01:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:01:44,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:44,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:44,982 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:45,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:45,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 83 states and 100 transitions. [2023-11-19 04:01:45,025 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 100 transitions. [2023-11-19 04:01:45,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:01:45,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:45,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:45,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:45,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 85 states and 102 transitions. [2023-11-19 04:01:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 102 transitions. [2023-11-19 04:01:45,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:01:45,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:45,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:45,155 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:45,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:45,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 84 states and 101 transitions. [2023-11-19 04:01:45,242 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 101 transitions. [2023-11-19 04:01:45,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:01:45,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:45,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:45,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:45,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:45,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:45,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 90 states and 111 transitions. [2023-11-19 04:01:45,692 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 111 transitions. [2023-11-19 04:01:45,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:01:45,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:45,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:45,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:45,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:45,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:45,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 95 states and 119 transitions. [2023-11-19 04:01:45,966 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 119 transitions. [2023-11-19 04:01:45,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:01:45,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:45,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:46,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 132 transitions. [2023-11-19 04:01:46,345 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 132 transitions. [2023-11-19 04:01:46,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:01:46,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:46,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 105 states and 139 transitions. [2023-11-19 04:01:46,471 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 139 transitions. [2023-11-19 04:01:46,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:46,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:46,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 108 states and 147 transitions. [2023-11-19 04:01:46,632 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 147 transitions. [2023-11-19 04:01:46,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:46,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:46,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:46,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 111 states and 156 transitions. [2023-11-19 04:01:46,949 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 156 transitions. [2023-11-19 04:01:46,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:01:46,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:46,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:47,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:47,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:47,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 113 states and 160 transitions. [2023-11-19 04:01:47,359 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 160 transitions. [2023-11-19 04:01:47,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:01:47,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:47,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:47,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:47,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 114 states and 162 transitions. [2023-11-19 04:01:47,663 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 162 transitions. [2023-11-19 04:01:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:01:47,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:47,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:47,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:48,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:48,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 119 states and 172 transitions. [2023-11-19 04:01:48,395 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 172 transitions. [2023-11-19 04:01:48,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:01:48,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:48,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:48,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:48,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:48,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 121 states and 176 transitions. [2023-11-19 04:01:48,443 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 176 transitions. [2023-11-19 04:01:48,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:01:48,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:48,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:48,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:48,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:48,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:48,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 120 states and 175 transitions. [2023-11-19 04:01:48,647 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 175 transitions. [2023-11-19 04:01:48,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:01:48,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:48,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 122 states and 177 transitions. [2023-11-19 04:01:48,713 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 177 transitions. [2023-11-19 04:01:48,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:01:48,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:48,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:48,733 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:48,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:48,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 123 states and 180 transitions. [2023-11-19 04:01:48,953 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 180 transitions. [2023-11-19 04:01:48,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:01:48,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:48,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:49,000 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:49,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 127 states and 183 transitions. [2023-11-19 04:01:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 183 transitions. [2023-11-19 04:01:49,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:49,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:49,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:49,209 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:49,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:49,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 132 states and 189 transitions. [2023-11-19 04:01:49,595 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 189 transitions. [2023-11-19 04:01:49,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:49,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:49,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 135 states and 198 transitions. [2023-11-19 04:01:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 198 transitions. [2023-11-19 04:01:49,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:49,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:49,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:49,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:50,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:50,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 141 states and 209 transitions. [2023-11-19 04:01:50,520 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 209 transitions. [2023-11-19 04:01:50,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:01:50,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:50,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:50,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:50,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:51,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:51,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 148 states and 220 transitions. [2023-11-19 04:01:51,218 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 220 transitions. [2023-11-19 04:01:51,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:01:51,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:51,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:51,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:51,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 149 states and 222 transitions. [2023-11-19 04:01:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 222 transitions. [2023-11-19 04:01:51,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:01:51,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:51,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:51,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:51,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:52,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 152 states and 233 transitions. [2023-11-19 04:01:52,079 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 233 transitions. [2023-11-19 04:01:52,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:01:52,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:52,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:52,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:52,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:52,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 159 states and 244 transitions. [2023-11-19 04:01:52,453 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 244 transitions. [2023-11-19 04:01:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:01:52,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:52,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:52,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 162 states and 249 transitions. [2023-11-19 04:01:52,913 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 249 transitions. [2023-11-19 04:01:52,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:01:52,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:52,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:52,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:01:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:53,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 164 states and 252 transitions. [2023-11-19 04:01:53,280 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 252 transitions. [2023-11-19 04:01:53,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:01:53,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:53,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:53,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:53,302 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:53,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:53,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 173 states and 264 transitions. [2023-11-19 04:01:53,985 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 264 transitions. [2023-11-19 04:01:53,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:01:53,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:53,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:54,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:54,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:54,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 177 states and 270 transitions. [2023-11-19 04:01:54,719 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 270 transitions. [2023-11-19 04:01:54,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:01:54,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:54,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:54,755 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:01:55,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:55,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 179 states and 273 transitions. [2023-11-19 04:01:55,154 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 273 transitions. [2023-11-19 04:01:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:01:55,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:55,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:55,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:01:55,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:55,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 188 states and 284 transitions. [2023-11-19 04:01:55,644 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 284 transitions. [2023-11-19 04:01:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:01:55,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:55,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:57,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:57,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 194 states and 298 transitions. [2023-11-19 04:01:57,143 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 298 transitions. [2023-11-19 04:01:57,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:01:57,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:57,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:58,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:58,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 201 states and 313 transitions. [2023-11-19 04:01:58,892 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 313 transitions. [2023-11-19 04:01:58,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:01:58,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:58,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:58,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:58,925 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 04:01:59,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 203 states and 315 transitions. [2023-11-19 04:01:59,271 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 315 transitions. [2023-11-19 04:01:59,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:01:59,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,384 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:59,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 204 states and 317 transitions. [2023-11-19 04:01:59,831 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 317 transitions. [2023-11-19 04:01:59,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 04:01:59,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:01:59,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:01:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 206 states and 319 transitions. [2023-11-19 04:01:59,922 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 319 transitions. [2023-11-19 04:01:59,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:01:59,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:01:59,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:01:59,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:01:59,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:00,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:00,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 208 states and 321 transitions. [2023-11-19 04:02:00,012 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 321 transitions. [2023-11-19 04:02:00,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:02:00,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:00,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:00,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:00,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:02,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:02,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 219 states and 342 transitions. [2023-11-19 04:02:02,115 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 342 transitions. [2023-11-19 04:02:02,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 04:02:02,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:02,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:02,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:02,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:02,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 218 states and 341 transitions. [2023-11-19 04:02:02,337 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 341 transitions. [2023-11-19 04:02:02,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:02:02,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:02,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:02,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:04,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:04,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 230 states and 371 transitions. [2023-11-19 04:02:04,645 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 371 transitions. [2023-11-19 04:02:04,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 04:02:04,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:04,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:05,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:05,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 233 states and 378 transitions. [2023-11-19 04:02:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 378 transitions. [2023-11-19 04:02:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:02:05,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:05,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:05,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:05,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:06,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:06,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 235 states and 381 transitions. [2023-11-19 04:02:06,159 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 381 transitions. [2023-11-19 04:02:06,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 04:02:06,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:06,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:06,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 04:02:06,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:06,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 237 states and 382 transitions. [2023-11-19 04:02:06,858 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 382 transitions. [2023-11-19 04:02:06,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:02:06,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:06,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:06,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:07,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:07,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 238 states and 383 transitions. [2023-11-19 04:02:07,392 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 383 transitions. [2023-11-19 04:02:07,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 04:02:07,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:07,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:07,514 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:08,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:08,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 240 states and 386 transitions. [2023-11-19 04:02:08,147 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 386 transitions. [2023-11-19 04:02:08,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:02:08,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:08,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:08,170 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:02:08,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:08,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 241 states and 387 transitions. [2023-11-19 04:02:08,564 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 387 transitions. [2023-11-19 04:02:08,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 04:02:08,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:08,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:08,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:08,585 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 04:02:08,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:08,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 36 states and 40 transitions. [2023-11-19 04:02:08,983 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2023-11-19 04:02:08,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 04:02:08,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:02:08,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:02:08,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:02:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 04:02:09,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:02:09,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 33 states and 37 transitions. [2023-11-19 04:02:09,437 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 37 transitions. [2023-11-19 04:02:09,437 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 04:02:09,437 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 55 iterations. [2023-11-19 04:02:09,456 INFO L751 CodeCheckObserver]: All specifications hold 30 specifications checked. All of them hold [2023-11-19 04:02:09,710 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-19 04:02:09,717 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2023-11-19 04:02:09,719 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2023-11-19 04:02:09,720 INFO L560 CodeCheckObserver]: Invariant with dag size 13 [2023-11-19 04:02:09,721 INFO L560 CodeCheckObserver]: Invariant with dag size 22 [2023-11-19 04:02:09,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 04:02:09 ImpRootNode [2023-11-19 04:02:09,723 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 04:02:09,724 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:02:09,724 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:02:09,724 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:02:09,725 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:01:43" (3/4) ... [2023-11-19 04:02:09,727 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:02:09,737 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-19 04:02:09,738 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-19 04:02:09,739 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 04:02:09,860 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 04:02:09,860 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 04:02:09,861 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:02:09,861 INFO L158 Benchmark]: Toolchain (without parser) took 27296.14ms. Allocated memory was 138.4MB in the beginning and 276.8MB in the end (delta: 138.4MB). Free memory was 91.8MB in the beginning and 205.8MB in the end (delta: -114.0MB). Peak memory consumption was 26.5MB. Max. memory is 16.1GB. [2023-11-19 04:02:09,862 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:09,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 261.68ms. Allocated memory is still 138.4MB. Free memory was 91.8MB in the beginning and 82.0MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:02:09,863 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.10ms. Allocated memory is still 138.4MB. Free memory was 82.0MB in the beginning and 80.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:02:09,863 INFO L158 Benchmark]: Boogie Preprocessor took 53.91ms. Allocated memory is still 138.4MB. Free memory was 80.3MB in the beginning and 79.4MB in the end (delta: 924.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:09,863 INFO L158 Benchmark]: RCFGBuilder took 568.58ms. Allocated memory is still 138.4MB. Free memory was 79.4MB in the beginning and 65.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:02:09,864 INFO L158 Benchmark]: CodeCheck took 26223.19ms. Allocated memory was 138.4MB in the beginning and 276.8MB in the end (delta: 138.4MB). Free memory was 65.3MB in the beginning and 211.1MB in the end (delta: -145.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:02:09,864 INFO L158 Benchmark]: Witness Printer took 136.75ms. Allocated memory is still 276.8MB. Free memory was 211.1MB in the beginning and 205.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:02:09,866 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 1 procedures, 67 locations, 30 error locations. Started 1 CEGAR loops. OverallTime: 25.9s, OverallIterations: 55, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11015 SdHoareTripleChecker+Valid, 39.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10481 mSDsluCounter, 2674 SdHoareTripleChecker+Invalid, 32.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2264 mSDsCounter, 3012 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 28667 IncrementalHoareTripleChecker+Invalid, 31679 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3012 mSolverCounterUnsat, 410 mSDtfsCounter, 28667 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7709 GetRequests, 6899 SyntacticMatches, 424 SemanticMatches, 386 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83804 ImplicationChecksByTransitivity, 21.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 992 NumberOfCodeBlocks, 992 NumberOfCodeBlocksAsserted, 54 NumberOfCheckSat, 938 ConstructedInterpolants, 0 QuantifiedInterpolants, 2905 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 54 InterpolantComputations, 54 PerfectInterpolantSequences, 75/75 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: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 16]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 19]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 21]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 24]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 26]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 28]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 30 specifications checked. All of them hold - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: ((i <= 0) && (0 <= i)) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (((((0 <= m) && (m < 1000)) && (0 <= l)) || (((1000 <= m) && (m <= 1003)) && (0 <= l))) || (((1003 < m) && (0 <= l)) && (m <= 2147483647))) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (((((0 <= (i + j)) && (i <= 0)) && ((i + j) <= 0)) && (0 <= i)) && ((2 + j) <= a)) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((((((i + j) + k) <= 3) && (0 <= (i + j))) && (i <= 0)) && (0 <= i)) && (3 <= k)) - InvariantResult [Line: 23]: Loop Invariant Derived loop invariant: (((((((((0 <= ((i + j) + k)) && (0 <= (i + j))) && ((((i + j) + k) + l) <= 3)) && (0 <= j)) && ((i + j) <= 0)) && (l <= 0)) && (0 <= l)) && ((l + 4) <= b)) && (j <= 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 98.6MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 261.68ms. Allocated memory is still 138.4MB. Free memory was 91.8MB in the beginning and 82.0MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.10ms. Allocated memory is still 138.4MB. Free memory was 82.0MB in the beginning and 80.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.91ms. Allocated memory is still 138.4MB. Free memory was 80.3MB in the beginning and 79.4MB in the end (delta: 924.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 568.58ms. Allocated memory is still 138.4MB. Free memory was 79.4MB in the beginning and 65.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 26223.19ms. Allocated memory was 138.4MB in the beginning and 276.8MB in the end (delta: 138.4MB). Free memory was 65.3MB in the beginning and 211.1MB in the end (delta: -145.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 136.75ms. Allocated memory is still 276.8MB. Free memory was 211.1MB in the beginning and 205.8MB 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! [2023-11-19 04:02:09,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_055ca829-df1a-4ef9-a32a-45a183d68f99/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE