./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/psyco/psyco_security.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/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_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/psyco/psyco_security.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c03d27deb00d6c25e1f99c43455f6da27475e88a721be2a7236bfffedf5da1e8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:49,830 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:49,926 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:13:49,932 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:13:49,933 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:13:49,961 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:49,962 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:13:49,962 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:13:49,963 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:49,964 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:49,964 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:49,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:13:49,965 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:13:49,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:13:49,967 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:13:49,967 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:49,968 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:13:49,968 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:49,969 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:13:49,969 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:13:49,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:13:49,971 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:49,971 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:49,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:49,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:49,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:49,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:49,974 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:49,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:49,975 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:13:49,975 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:13:49,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:13:49,976 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:13:49,977 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_bd5c934e-b37b-4f6e-a765-b4c816a4b447/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c03d27deb00d6c25e1f99c43455f6da27475e88a721be2a7236bfffedf5da1e8 [2023-11-19 03:13:50,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:50,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:50,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:50,283 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:50,283 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:50,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/psyco/psyco_security.c [2023-11-19 03:13:53,403 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:53,641 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:53,641 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/sv-benchmarks/c/psyco/psyco_security.c [2023-11-19 03:13:53,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/data/0b41ca0e5/964900972fa4411499ef927594c92f6c/FLAG3228457e3 [2023-11-19 03:13:53,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/data/0b41ca0e5/964900972fa4411499ef927594c92f6c [2023-11-19 03:13:53,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:53,671 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:53,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:53,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:53,678 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:53,679 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:53,680 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa37b34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53, skipping insertion in model container [2023-11-19 03:13:53,681 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:53,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:53,916 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/sv-benchmarks/c/psyco/psyco_security.c[12744,12757] [2023-11-19 03:13:53,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:53,933 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:53,969 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/sv-benchmarks/c/psyco/psyco_security.c[12744,12757] [2023-11-19 03:13:53,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:53,987 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:53,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53 WrapperNode [2023-11-19 03:13:53,987 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:53,989 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:53,989 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:53,989 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:53,996 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,004 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,034 INFO L138 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 289 [2023-11-19 03:13:54,034 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:54,035 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:54,035 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:54,036 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:54,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,051 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,084 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,086 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,088 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,091 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:54,092 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:54,092 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:54,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:54,093 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:53" (1/1) ... [2023-11-19 03:13:54,108 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:54,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:54,147 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:54,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:54,190 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:54,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:54,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:54,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:13:54,257 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:54,259 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:54,574 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:54,605 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:54,605 INFO L302 CfgBuilder]: Removed 18 assume(true) statements. [2023-11-19 03:13:54,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:54 BoogieIcfgContainer [2023-11-19 03:13:54,611 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:54,612 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:54,612 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:54,623 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:54,624 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:54" (1/1) ... [2023-11-19 03:13:54,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:13:54,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 76 states and 145 transitions. [2023-11-19 03:13:54,686 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 145 transitions. [2023-11-19 03:13:54,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:13:54,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,865 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 03:13:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:54,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 76 states and 118 transitions. [2023-11-19 03:13:54,925 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 118 transitions. [2023-11-19 03:13:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:13:54,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:54,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:54,992 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 03:13:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 79 states and 130 transitions. [2023-11-19 03:13:55,079 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 130 transitions. [2023-11-19 03:13:55,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:13:55,085 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,125 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 03:13:55,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 79 states and 129 transitions. [2023-11-19 03:13:55,144 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 129 transitions. [2023-11-19 03:13:55,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:13:55,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,255 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 03:13:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 82 states and 141 transitions. [2023-11-19 03:13:55,363 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 141 transitions. [2023-11-19 03:13:55,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:55,366 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,472 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 03:13:55,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 91 states and 160 transitions. [2023-11-19 03:13:55,633 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 160 transitions. [2023-11-19 03:13:55,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:55,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,686 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 03:13:55,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 92 states and 160 transitions. [2023-11-19 03:13:55,727 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 160 transitions. [2023-11-19 03:13:55,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:55,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:55,806 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 03:13:55,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:55,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 100 states and 172 transitions. [2023-11-19 03:13:55,945 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 172 transitions. [2023-11-19 03:13:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:13:55,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:55,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,079 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 03:13:56,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 103 states and 177 transitions. [2023-11-19 03:13:56,105 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 177 transitions. [2023-11-19 03:13:56,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:13:56,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,176 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:56,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 106 states and 191 transitions. [2023-11-19 03:13:56,328 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 191 transitions. [2023-11-19 03:13:56,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:13:56,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:56,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 109 states and 205 transitions. [2023-11-19 03:13:56,535 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 205 transitions. [2023-11-19 03:13:56,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:13:56,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,591 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:56,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 112 states and 216 transitions. [2023-11-19 03:13:56,809 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 216 transitions. [2023-11-19 03:13:56,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:13:56,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,846 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:56,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 113 states and 217 transitions. [2023-11-19 03:13:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 217 transitions. [2023-11-19 03:13:56,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:56,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:56,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:56,972 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:57,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:57,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 114 states and 218 transitions. [2023-11-19 03:13:57,067 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 218 transitions. [2023-11-19 03:13:57,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:57,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:57,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:57,086 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:57,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:57,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 123 states and 238 transitions. [2023-11-19 03:13:57,164 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 238 transitions. [2023-11-19 03:13:57,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:13:57,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:57,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:57,234 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:13:57,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:57,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 126 states and 247 transitions. [2023-11-19 03:13:57,541 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 247 transitions. [2023-11-19 03:13:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:13:57,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:57,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:57,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:57,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:57,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 128 states and 249 transitions. [2023-11-19 03:13:57,761 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 249 transitions. [2023-11-19 03:13:57,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:13:57,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:57,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:57,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:57,832 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:57,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:57,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 131 states and 253 transitions. [2023-11-19 03:13:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 253 transitions. [2023-11-19 03:13:57,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:13:57,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:57,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:57,891 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:57,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:57,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 132 states and 253 transitions. [2023-11-19 03:13:57,914 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 253 transitions. [2023-11-19 03:13:57,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:13:57,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:57,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:57,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:13:58,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 132 states and 249 transitions. [2023-11-19 03:13:58,039 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 249 transitions. [2023-11-19 03:13:58,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:13:58,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:58,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2023-11-19 03:13:58,241 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2023-11-19 03:13:58,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:13:58,242 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:58,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 143 states and 275 transitions. [2023-11-19 03:13:58,364 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 275 transitions. [2023-11-19 03:13:58,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:13:58,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,389 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:58,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 147 states and 280 transitions. [2023-11-19 03:13:58,490 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 280 transitions. [2023-11-19 03:13:58,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:13:58,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,514 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 150 states and 283 transitions. [2023-11-19 03:13:58,532 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 283 transitions. [2023-11-19 03:13:58,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:13:58,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:58,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 152 states and 291 transitions. [2023-11-19 03:13:58,606 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 291 transitions. [2023-11-19 03:13:58,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:13:58,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,637 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:58,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 154 states and 293 transitions. [2023-11-19 03:13:58,662 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 293 transitions. [2023-11-19 03:13:58,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:13:58,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:58,709 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:58,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:58,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 160 states and 307 transitions. [2023-11-19 03:13:58,973 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 307 transitions. [2023-11-19 03:13:58,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:13:58,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:58,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,015 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:13:59,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 162 states and 316 transitions. [2023-11-19 03:13:59,063 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 316 transitions. [2023-11-19 03:13:59,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:13:59,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,114 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:59,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 162 states and 315 transitions. [2023-11-19 03:13:59,232 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 315 transitions. [2023-11-19 03:13:59,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:13:59,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,289 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:59,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 162 states and 314 transitions. [2023-11-19 03:13:59,311 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 314 transitions. [2023-11-19 03:13:59,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:13:59,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:59,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 162 states and 313 transitions. [2023-11-19 03:13:59,458 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 313 transitions. [2023-11-19 03:13:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:13:59,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,489 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:59,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 162 states and 312 transitions. [2023-11-19 03:13:59,511 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 312 transitions. [2023-11-19 03:13:59,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:13:59,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,539 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:13:59,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 162 states and 311 transitions. [2023-11-19 03:13:59,570 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 311 transitions. [2023-11-19 03:13:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:13:59,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,598 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:59,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 163 states and 310 transitions. [2023-11-19 03:13:59,761 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 310 transitions. [2023-11-19 03:13:59,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:13:59,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,787 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:59,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 163 states and 309 transitions. [2023-11-19 03:13:59,815 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 309 transitions. [2023-11-19 03:13:59,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:13:59,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,849 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:13:59,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:59,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 163 states and 308 transitions. [2023-11-19 03:13:59,970 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 308 transitions. [2023-11-19 03:13:59,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:13:59,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:59,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:59,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:59,994 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:14:00,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 163 states and 307 transitions. [2023-11-19 03:14:00,031 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 307 transitions. [2023-11-19 03:14:00,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:14:00,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,052 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:14:00,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 163 states and 304 transitions. [2023-11-19 03:14:00,163 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 304 transitions. [2023-11-19 03:14:00,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:14:00,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,186 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:14:00,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 165 states and 304 transitions. [2023-11-19 03:14:00,490 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 304 transitions. [2023-11-19 03:14:00,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:14:00,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,510 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:14:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 165 states and 303 transitions. [2023-11-19 03:14:00,533 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 303 transitions. [2023-11-19 03:14:00,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:14:00,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,551 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:14:00,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 165 states and 302 transitions. [2023-11-19 03:14:00,572 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 302 transitions. [2023-11-19 03:14:00,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:14:00,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,591 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:14:00,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:00,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 165 states and 299 transitions. [2023-11-19 03:14:00,617 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 299 transitions. [2023-11-19 03:14:00,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:14:00,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:00,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:00,644 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:14:01,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:01,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 170 states and 307 transitions. [2023-11-19 03:14:01,325 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 307 transitions. [2023-11-19 03:14:01,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:14:01,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:01,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:14:01,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:01,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 170 states and 306 transitions. [2023-11-19 03:14:01,369 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 306 transitions. [2023-11-19 03:14:01,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:14:01,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:01,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:01,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:01,388 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:14:01,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:01,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 170 states and 303 transitions. [2023-11-19 03:14:01,577 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 303 transitions. [2023-11-19 03:14:01,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:14:01,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:01,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:01,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:01,598 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:14:01,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:01,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 170 states and 300 transitions. [2023-11-19 03:14:01,637 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 300 transitions. [2023-11-19 03:14:01,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:14:01,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:14:01,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:14:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:14:01,664 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:14:01,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:14:01,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 73 states and 90 transitions. [2023-11-19 03:14:01,698 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 90 transitions. [2023-11-19 03:14:01,698 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:14:01,698 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 47 iterations. [2023-11-19 03:14:01,713 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 03:14:01,897 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:14:01,903 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:14:01,903 INFO L560 CodeCheckObserver]: Invariant with dag size 17 [2023-11-19 03:14:01,905 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:14:01 ImpRootNode [2023-11-19 03:14:01,905 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:14:01,905 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:14:01,905 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:14:01,906 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:14:01,909 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:54" (3/4) ... [2023-11-19 03:14:01,912 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:14:01,928 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-19 03:14:01,929 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:14:01,930 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:14:01,930 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:14:02,078 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:14:02,079 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:14:02,079 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:14:02,080 INFO L158 Benchmark]: Toolchain (without parser) took 8408.67ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 146.8MB in the beginning and 75.9MB in the end (delta: 70.9MB). Peak memory consumption was 111.2MB. Max. memory is 16.1GB. [2023-11-19 03:14:02,080 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:14:02,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 314.88ms. Allocated memory is still 184.5MB. Free memory was 146.8MB in the beginning and 134.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:14:02,081 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.14ms. Allocated memory is still 184.5MB. Free memory was 134.2MB in the beginning and 132.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:02,082 INFO L158 Benchmark]: Boogie Preprocessor took 56.29ms. Allocated memory is still 184.5MB. Free memory was 132.1MB in the beginning and 130.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:02,082 INFO L158 Benchmark]: RCFGBuilder took 519.19ms. Allocated memory is still 184.5MB. Free memory was 130.0MB in the beginning and 111.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:14:02,083 INFO L158 Benchmark]: CodeCheck took 7292.71ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 111.2MB in the beginning and 83.2MB in the end (delta: 27.9MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2023-11-19 03:14:02,083 INFO L158 Benchmark]: Witness Printer took 174.07ms. Allocated memory is still 222.3MB. Free memory was 83.2MB in the beginning and 75.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:14:02,085 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, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 47, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16182 SdHoareTripleChecker+Valid, 18.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9521 mSDsluCounter, 23025 SdHoareTripleChecker+Invalid, 14.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16100 mSDsCounter, 4042 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11017 IncrementalHoareTripleChecker+Invalid, 15059 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4042 mSolverCounterUnsat, 6925 mSDtfsCounter, 11017 mSolverCounterSat, 1.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13804 GetRequests, 13563 SyntacticMatches, 107 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9884 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1315 NumberOfCodeBlocks, 1315 NumberOfCodeBlocksAsserted, 46 NumberOfCheckSat, 1269 ConstructedInterpolants, 0 QuantifiedInterpolants, 2497 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 46 InterpolantComputations, 45 PerfectInterpolantSequences, 566/568 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: 391]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: (q == 0) - InvariantResult [Line: 15]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 24]: Loop Invariant Derived loop invariant: (((((2 == q) && (this_state == 0)) || (q == 0)) || ((this_state == 3) && (q == 4))) || ((3 == q) && (this_state == 2))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 314.88ms. Allocated memory is still 184.5MB. Free memory was 146.8MB in the beginning and 134.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.14ms. Allocated memory is still 184.5MB. Free memory was 134.2MB in the beginning and 132.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.29ms. Allocated memory is still 184.5MB. Free memory was 132.1MB in the beginning and 130.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 519.19ms. Allocated memory is still 184.5MB. Free memory was 130.0MB in the beginning and 111.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 7292.71ms. Allocated memory was 184.5MB in the beginning and 222.3MB in the end (delta: 37.7MB). Free memory was 111.2MB in the beginning and 83.2MB in the end (delta: 27.9MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. * Witness Printer took 174.07ms. Allocated memory is still 222.3MB. Free memory was 83.2MB in the beginning and 75.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:14:02,121 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd5c934e-b37b-4f6e-a765-b4c816a4b447/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