./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i --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_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/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_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/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_a201adde-0c06-46be-9f45-1d5f726698e7/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 5247496942546516118f3c28fa350944e097bdf15ee64734ca287a29ad51a034 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:56,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:57,004 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:54:57,010 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:57,010 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:57,038 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:57,039 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:57,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:57,041 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:57,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:57,043 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:57,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:57,044 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:57,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:57,045 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:57,046 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:57,046 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:57,047 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:57,048 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:57,048 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:57,049 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:57,049 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:57,050 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:57,050 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:57,051 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:57,052 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:57,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:57,053 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:57,053 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:57,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:57,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:57,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:57,055 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:57,056 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_a201adde-0c06-46be-9f45-1d5f726698e7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5247496942546516118f3c28fa350944e097bdf15ee64734ca287a29ad51a034 [2023-11-19 02:54:57,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:57,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:57,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:57,342 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:57,344 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:57,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i [2023-11-19 02:55:00,517 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:55:00,872 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:55:00,873 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i [2023-11-19 02:55:00,888 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/data/fb728fcc7/d6196c51f9ac4f9184eacbfbd5d08a63/FLAG4228e1072 [2023-11-19 02:55:00,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/data/fb728fcc7/d6196c51f9ac4f9184eacbfbd5d08a63 [2023-11-19 02:55:00,906 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:55:00,908 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:55:00,909 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:00,910 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:55:00,915 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:55:00,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:00" (1/1) ... [2023-11-19 02:55:00,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1536adab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:00, skipping insertion in model container [2023-11-19 02:55:00,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:55:00" (1/1) ... [2023-11-19 02:55:00,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:55:01,291 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_a201adde-0c06-46be-9f45-1d5f726698e7/sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i[24556,24569] [2023-11-19 02:55:01,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:01,320 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:55:01,399 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_a201adde-0c06-46be-9f45-1d5f726698e7/sv-benchmarks/c/list-simple/dll2c_update_all_reverse.i[24556,24569] [2023-11-19 02:55:01,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:55:01,433 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:55:01,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01 WrapperNode [2023-11-19 02:55:01,434 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:55:01,435 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:01,435 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:55:01,436 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:55:01,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,477 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,517 INFO L138 Inliner]: procedures = 126, calls = 29, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 135 [2023-11-19 02:55:01,518 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:55:01,518 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:55:01,518 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:55:01,519 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:55:01,529 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,551 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,552 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,579 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,580 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,585 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:55:01,613 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:55:01,614 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:55:01,614 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:55:01,615 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:55:01" (1/1) ... [2023-11-19 02:55:01,621 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:55:01,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:55:01,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:55:01,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a201adde-0c06-46be-9f45-1d5f726698e7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:55:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:55:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:55:01,681 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2023-11-19 02:55:01,682 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2023-11-19 02:55:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:55:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:55:01,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:55:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:55:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:55:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:55:01,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:55:01,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:55:01,807 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:55:01,810 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:55:02,073 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:55:02,175 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:55:02,176 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 02:55:02,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:02 BoogieIcfgContainer [2023-11-19 02:55:02,181 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:55:02,182 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:55:02,182 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:55:02,193 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:55:02,193 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:55:02" (1/1) ... [2023-11-19 02:55:02,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:55:02,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:02,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-19 02:55:02,264 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-19 02:55:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:55:02,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:02,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:02,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:02,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:02,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:02,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 32 transitions. [2023-11-19 02:55:02,853 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2023-11-19 02:55:02,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:55:02,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:02,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:03,053 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:03,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:03,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 34 transitions. [2023-11-19 02:55:03,334 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-19 02:55:03,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:55:03,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:03,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:03,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:03,587 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:55:03,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 25 states and 36 transitions. [2023-11-19 02:55:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2023-11-19 02:55:03,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:55:03,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:03,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 02:55:04,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:04,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 39 transitions. [2023-11-19 02:55:04,061 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2023-11-19 02:55:04,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:55:04,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:04,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:04,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:04,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:55:05,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:05,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 29 states and 43 transitions. [2023-11-19 02:55:05,030 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-11-19 02:55:05,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:05,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:05,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:08,120 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:13,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:13,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 42 states and 89 transitions. [2023-11-19 02:55:13,973 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 89 transitions. [2023-11-19 02:55:13,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:13,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:13,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:15,776 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:16,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:16,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 42 states and 89 transitions. [2023-11-19 02:55:16,230 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 89 transitions. [2023-11-19 02:55:16,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:16,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:16,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:16,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:17,804 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:18,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:18,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:18,966 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:18,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:18,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:18,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:19,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:20,635 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:20,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:20,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:20,941 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:20,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:20,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:20,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:22,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:22,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:22,500 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:22,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:22,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:22,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:23,733 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:23,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:23,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:23,802 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:23,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:23,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:23,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:23,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:25,063 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:25,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:25,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:25,111 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:25,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:25,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:25,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:25,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:26,419 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:26,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:26,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:26,466 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:26,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:26,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:26,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:26,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:27,625 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:27,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:27,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:27,665 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:27,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:27,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:27,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:27,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:28,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:28,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:28,883 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:28,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:28,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:28,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:28,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:30,000 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:30,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:30,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:30,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:31,030 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:31,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:31,066 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:31,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:31,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:31,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:32,073 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:32,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:32,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:32,121 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:32,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:32,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:32,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:32,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:33,187 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:33,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:33,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:33,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:33,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:33,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:33,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:34,347 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:34,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:34,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:34,387 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:34,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:34,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:34,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:34,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:35,377 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:35,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:35,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:35,411 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:35,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:35,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:35,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:35,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:36,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:36,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:36,406 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:36,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:36,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:36,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:36,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:37,407 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:37,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:37,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:37,439 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:37,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:37,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:37,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:38,370 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:38,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:38,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:38,404 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:38,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:38,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:38,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:39,344 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:39,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:39,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:39,378 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:39,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:39,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:39,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:40,245 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:40,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:40,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:40,286 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:40,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:40,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:40,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:40,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:41,326 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:41,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:41,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 44 states and 94 transitions. [2023-11-19 02:55:41,362 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 94 transitions. [2023-11-19 02:55:41,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:55:41,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:41,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:41,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat