./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test2-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/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_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3cf10b967a6b35e74e5635ad2528d1917037f5847cda0e92ca33349ed0f01758 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:42:53,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:42:53,252 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:42:53,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:42:53,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:42:53,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:42:53,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:42:53,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:42:53,297 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:42:53,298 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:42:53,298 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:42:53,299 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:42:53,299 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:42:53,300 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:42:53,301 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:42:53,301 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:42:53,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:42:53,302 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:42:53,303 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:42:53,304 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:42:53,304 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:42:53,305 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:42:53,306 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:42:53,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:42:53,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:53,308 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:42:53,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:42:53,309 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:42:53,309 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:42:53,310 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_61f569a4-7db0-49cd-aac9-117a526c667f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cf10b967a6b35e74e5635ad2528d1917037f5847cda0e92ca33349ed0f01758 [2023-11-19 03:42:53,650 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:42:53,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:42:53,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:42:53,687 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:42:53,687 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:42:53,688 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test2-1.i [2023-11-19 03:42:56,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:42:57,411 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:42:57,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/sv-benchmarks/c/uthash-2.0.2/uthash_BER_nondet_test2-1.i [2023-11-19 03:42:57,439 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/data/3fd74a364/eb525427a58443c3b55d420401c7eac0/FLAG804935f1e [2023-11-19 03:42:57,457 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/data/3fd74a364/eb525427a58443c3b55d420401c7eac0 [2023-11-19 03:42:57,460 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:42:57,462 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:42:57,464 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:57,465 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:42:57,471 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:42:57,472 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:57" (1/1) ... [2023-11-19 03:42:57,473 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@221320e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:57, skipping insertion in model container [2023-11-19 03:42:57,474 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:42:57" (1/1) ... [2023-11-19 03:42:57,577 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:42:57,868 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:42:58,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:58,273 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:42:58,308 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:42:58,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:42:58,560 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:42:58,560 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:42:58,603 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:42:58,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58 WrapperNode [2023-11-19 03:42:58,605 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:42:58,606 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:58,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:42:58,607 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:42:58,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:58,725 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:58,840 INFO L138 Inliner]: procedures = 208, calls = 231, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 1208 [2023-11-19 03:42:58,841 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:42:58,842 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:42:58,842 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:42:58,842 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:42:58,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:58,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:58,868 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:58,884 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:58,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:59,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:59,008 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:59,016 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:59,029 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:42:59,030 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:42:59,030 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:42:59,030 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:42:59,031 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:42:58" (1/1) ... [2023-11-19 03:42:59,038 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:42:59,057 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:42:59,078 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:42:59,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61f569a4-7db0-49cd-aac9-117a526c667f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:42:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:42:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 03:42:59,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:42:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:42:59,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:42:59,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:42:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:42:59,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:42:59,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:42:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:42:59,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:42:59,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:42:59,425 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:42:59,428 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:43:02,177 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:43:04,042 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:43:04,042 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 03:43:04,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:04 BoogieIcfgContainer [2023-11-19 03:43:04,061 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:43:04,063 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:43:04,063 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:43:04,076 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:43:04,076 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:43:04" (1/1) ... [2023-11-19 03:43:04,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:43:04,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:04,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-19 03:43:04,206 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-19 03:43:04,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:43:04,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:04,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:04,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:04,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:04,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:04,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 777 states and 879 transitions. [2023-11-19 03:43:04,633 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 879 transitions. [2023-11-19 03:43:04,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:43:04,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:04,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:04,712 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 03:43:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:04,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-19 03:43:04,819 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-19 03:43:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:43:04,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:04,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:04,988 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 03:43:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:05,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 775 states and 877 transitions. [2023-11-19 03:43:05,241 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 877 transitions. [2023-11-19 03:43:05,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:43:05,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:05,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:05,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:05,309 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 03:43:05,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:05,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 776 states and 879 transitions. [2023-11-19 03:43:05,355 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 879 transitions. [2023-11-19 03:43:05,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:43:05,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:05,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:05,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:05,388 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 03:43:05,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:05,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 776 states and 878 transitions. [2023-11-19 03:43:05,453 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 878 transitions. [2023-11-19 03:43:05,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:43:05,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:05,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:05,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:05,489 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 03:43:05,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:05,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 775 states and 877 transitions. [2023-11-19 03:43:05,548 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 877 transitions. [2023-11-19 03:43:05,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:43:05,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:05,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:05,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:05,636 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 03:43:05,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:05,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 777 states and 880 transitions. [2023-11-19 03:43:05,672 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 880 transitions. [2023-11-19 03:43:05,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:43:05,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:05,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:05,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:05,817 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 03:43:05,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:05,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 776 states and 879 transitions. [2023-11-19 03:43:05,859 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 879 transitions. [2023-11-19 03:43:05,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:43:05,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:05,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:05,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:06,011 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 03:43:06,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:06,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 779 states and 884 transitions. [2023-11-19 03:43:06,480 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 884 transitions. [2023-11-19 03:43:06,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:43:06,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:06,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:06,556 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 03:43:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 780 states and 886 transitions. [2023-11-19 03:43:06,595 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 886 transitions. [2023-11-19 03:43:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:43:06,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:06,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:06,643 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 03:43:06,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:06,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 780 states and 885 transitions. [2023-11-19 03:43:06,667 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 885 transitions. [2023-11-19 03:43:06,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:43:06,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:06,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:06,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:06,760 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 03:43:06,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:06,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 781 states and 887 transitions. [2023-11-19 03:43:06,963 INFO L276 IsEmpty]: Start isEmpty. Operand 781 states and 887 transitions. [2023-11-19 03:43:06,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:43:06,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:06,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:07,099 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 03:43:07,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:07,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 782 states and 889 transitions. [2023-11-19 03:43:07,523 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 889 transitions. [2023-11-19 03:43:07,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:43:07,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:07,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:07,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:07,559 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 03:43:07,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:07,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 783 states and 891 transitions. [2023-11-19 03:43:07,764 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 891 transitions. [2023-11-19 03:43:07,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:43:07,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:07,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:07,840 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 03:43:08,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:08,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 785 states and 895 transitions. [2023-11-19 03:43:08,064 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 895 transitions. [2023-11-19 03:43:08,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:43:08,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:08,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:08,130 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 03:43:08,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:08,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 784 states and 894 transitions. [2023-11-19 03:43:08,150 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 894 transitions. [2023-11-19 03:43:08,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:43:08,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:08,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:08,197 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 03:43:08,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:08,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 785 states and 895 transitions. [2023-11-19 03:43:08,219 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 895 transitions. [2023-11-19 03:43:08,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:43:08,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:08,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:08,303 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 03:43:08,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:08,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 791 states and 906 transitions. [2023-11-19 03:43:08,529 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 906 transitions. [2023-11-19 03:43:08,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:43:08,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:08,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:08,561 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 03:43:08,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:08,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 792 states and 908 transitions. [2023-11-19 03:43:08,763 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 908 transitions. [2023-11-19 03:43:08,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:43:08,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:08,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:08,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:08,834 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 03:43:09,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 795 states and 912 transitions. [2023-11-19 03:43:09,024 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 912 transitions. [2023-11-19 03:43:09,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:43:09,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:43:09,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:09,124 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 03:43:09,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 795 states and 910 transitions. [2023-11-19 03:43:09,142 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 910 transitions. [2023-11-19 03:43:09,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:43:09,143 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,167 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 03:43:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 795 states and 902 transitions. [2023-11-19 03:43:09,180 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 902 transitions. [2023-11-19 03:43:09,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:43:09,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,270 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 03:43:09,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 800 states and 908 transitions. [2023-11-19 03:43:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 908 transitions. [2023-11-19 03:43:09,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:43:09,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,459 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 03:43:09,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 763 states and 866 transitions. [2023-11-19 03:43:09,701 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 866 transitions. [2023-11-19 03:43:09,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:43:09,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:43:09,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:09,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:43:09,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:09,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 763 states and 862 transitions. [2023-11-19 03:43:09,796 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 862 transitions. [2023-11-19 03:43:09,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:43:09,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:09,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:09,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:09,995 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 03:43:10,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:10,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 764 states and 863 transitions. [2023-11-19 03:43:10,126 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 863 transitions. [2023-11-19 03:43:10,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:43:10,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:10,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:10,218 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:43:10,220 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:10,228 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 03:43:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:10,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 764 states and 861 transitions. [2023-11-19 03:43:10,241 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 861 transitions. [2023-11-19 03:43:10,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:43:10,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:10,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:10,325 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:43:10,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:10,381 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:43:10,471 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 03:43:10,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:10,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 766 states and 865 transitions. [2023-11-19 03:43:10,625 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 865 transitions. [2023-11-19 03:43:10,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:43:10,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:10,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:10,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:10,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:43:10,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:10,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:10,965 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 03:43:11,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:11,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 771 states and 873 transitions. [2023-11-19 03:43:11,652 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 873 transitions. [2023-11-19 03:43:11,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:43:11,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:11,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:11,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:11,779 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 03:43:12,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:12,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 774 states and 878 transitions. [2023-11-19 03:43:12,013 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 878 transitions. [2023-11-19 03:43:12,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:43:12,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:12,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:12,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:12,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:12,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:12,105 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 03:43:12,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:12,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 773 states and 877 transitions. [2023-11-19 03:43:12,129 INFO L276 IsEmpty]: Start isEmpty. Operand 773 states and 877 transitions. [2023-11-19 03:43:12,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:43:12,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:12,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:12,207 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:12,210 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:12,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:12,451 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 03:43:12,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:12,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 774 states and 878 transitions. [2023-11-19 03:43:12,650 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 878 transitions. [2023-11-19 03:43:12,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:43:12,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:12,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:12,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:12,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:12,914 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 03:43:13,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:13,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 776 states and 884 transitions. [2023-11-19 03:43:13,404 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 884 transitions. [2023-11-19 03:43:13,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:43:13,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:13,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:13,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:13,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:13,507 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 03:43:13,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:13,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 775 states and 883 transitions. [2023-11-19 03:43:13,529 INFO L276 IsEmpty]: Start isEmpty. Operand 775 states and 883 transitions. [2023-11-19 03:43:13,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:43:13,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:13,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:13,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:13,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:13,620 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:13,774 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 03:43:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:14,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 776 states and 885 transitions. [2023-11-19 03:43:14,207 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 885 transitions. [2023-11-19 03:43:14,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:43:14,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:14,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:14,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:14,315 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 03:43:14,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:14,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 779 states and 889 transitions. [2023-11-19 03:43:14,403 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 889 transitions. [2023-11-19 03:43:14,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:43:14,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:14,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:14,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:14,486 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:14,488 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:14,496 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 03:43:14,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:14,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 778 states and 888 transitions. [2023-11-19 03:43:14,522 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 888 transitions. [2023-11-19 03:43:14,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:43:14,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:14,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:14,602 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:14,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:14,618 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:14,782 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 03:43:15,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:15,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 779 states and 890 transitions. [2023-11-19 03:43:15,255 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 890 transitions. [2023-11-19 03:43:15,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:43:15,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:15,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:15,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:15,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:15,431 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 03:43:15,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:15,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 782 states and 896 transitions. [2023-11-19 03:43:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 896 transitions. [2023-11-19 03:43:15,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:43:15,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:15,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:15,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:15,788 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:15,791 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:15,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:15,958 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 03:43:16,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:16,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 783 states and 899 transitions. [2023-11-19 03:43:16,104 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 899 transitions. [2023-11-19 03:43:16,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:43:16,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:16,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:16,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:16,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:16,186 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:16,195 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 03:43:16,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:16,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 783 states and 898 transitions. [2023-11-19 03:43:16,542 INFO L276 IsEmpty]: Start isEmpty. Operand 783 states and 898 transitions. [2023-11-19 03:43:16,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:16,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:16,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:16,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:16,695 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 03:43:17,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:17,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 790 states and 909 transitions. [2023-11-19 03:43:17,304 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 909 transitions. [2023-11-19 03:43:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:17,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:17,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:17,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:17,450 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:17,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:17,468 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 03:43:17,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:17,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 789 states and 908 transitions. [2023-11-19 03:43:17,492 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 908 transitions. [2023-11-19 03:43:17,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:17,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:17,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:17,581 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:17,583 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:17,593 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:17,780 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 03:43:18,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:18,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 790 states and 910 transitions. [2023-11-19 03:43:18,290 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 910 transitions. [2023-11-19 03:43:18,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:43:18,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:18,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:18,375 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:18,378 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:18,403 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 03:43:18,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:18,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 793 states and 914 transitions. [2023-11-19 03:43:18,442 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 914 transitions. [2023-11-19 03:43:18,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:43:18,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:18,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:18,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:18,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:18,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:18,544 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 03:43:18,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:18,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 792 states and 913 transitions. [2023-11-19 03:43:18,571 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 913 transitions. [2023-11-19 03:43:18,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:43:18,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:18,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:18,672 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:18,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:18,688 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:18,876 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 03:43:19,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:19,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 793 states and 915 transitions. [2023-11-19 03:43:19,386 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 915 transitions. [2023-11-19 03:43:19,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:43:19,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:19,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:19,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:19,537 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 03:43:19,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:19,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 796 states and 919 transitions. [2023-11-19 03:43:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 919 transitions. [2023-11-19 03:43:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:43:19,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:19,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:19,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:19,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:19,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:19,694 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 03:43:19,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:19,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 795 states and 918 transitions. [2023-11-19 03:43:19,726 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 918 transitions. [2023-11-19 03:43:19,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:43:19,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:19,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:19,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:19,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:19,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:19,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:20,116 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 03:43:20,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:20,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 796 states and 920 transitions. [2023-11-19 03:43:20,696 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 920 transitions. [2023-11-19 03:43:20,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:43:20,696 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:20,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:20,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:20,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:20,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:20,796 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 03:43:20,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:20,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 799 states and 924 transitions. [2023-11-19 03:43:20,833 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 924 transitions. [2023-11-19 03:43:20,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:43:20,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:20,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:20,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:20,922 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:20,924 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:20,939 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 03:43:20,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 798 states and 923 transitions. [2023-11-19 03:43:20,962 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 923 transitions. [2023-11-19 03:43:20,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:43:20,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:20,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:21,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:21,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:21,050 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:21,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:21,236 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 03:43:21,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:21,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 799 states and 925 transitions. [2023-11-19 03:43:21,790 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 925 transitions. [2023-11-19 03:43:21,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:43:21,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:21,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:21,853 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 03:43:21,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:21,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 802 states and 930 transitions. [2023-11-19 03:43:21,941 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 930 transitions. [2023-11-19 03:43:21,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:43:21,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:21,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:22,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:22,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:22,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:22,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:22,245 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 03:43:22,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:22,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 803 states and 933 transitions. [2023-11-19 03:43:22,409 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 933 transitions. [2023-11-19 03:43:22,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:43:22,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:22,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:22,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:22,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:22,520 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 03:43:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:22,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 803 states and 932 transitions. [2023-11-19 03:43:22,899 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 932 transitions. [2023-11-19 03:43:22,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:43:22,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:22,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:22,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:22,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:22,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:23,003 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 03:43:23,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 936 states to 806 states and 936 transitions. [2023-11-19 03:43:23,042 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 936 transitions. [2023-11-19 03:43:23,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:43:23,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:23,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:23,133 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:23,135 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:23,155 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 03:43:23,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:23,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 805 states and 935 transitions. [2023-11-19 03:43:23,181 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 935 transitions. [2023-11-19 03:43:23,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:43:23,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:23,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:23,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:23,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:23,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:23,488 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 03:43:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:24,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 806 states and 937 transitions. [2023-11-19 03:43:24,056 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 937 transitions. [2023-11-19 03:43:24,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:43:24,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:24,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:24,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:24,131 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 03:43:24,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:24,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 811 states and 944 transitions. [2023-11-19 03:43:24,326 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 944 transitions. [2023-11-19 03:43:24,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:43:24,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:24,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:24,414 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:43:24,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:24,452 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 03:43:24,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:24,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 810 states and 943 transitions. [2023-11-19 03:43:24,480 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 943 transitions. [2023-11-19 03:43:24,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:43:24,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:24,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:24,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:43:24,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:24,583 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:24,792 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 03:43:25,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:25,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 811 states and 945 transitions. [2023-11-19 03:43:25,362 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 945 transitions. [2023-11-19 03:43:25,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:43:25,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:25,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:25,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:25,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:25,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:25,466 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 03:43:25,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:25,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 814 states and 949 transitions. [2023-11-19 03:43:25,503 INFO L276 IsEmpty]: Start isEmpty. Operand 814 states and 949 transitions. [2023-11-19 03:43:25,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:43:25,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:25,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:25,587 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 03:43:26,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 830 states and 967 transitions. [2023-11-19 03:43:26,351 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 967 transitions. [2023-11-19 03:43:26,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:43:26,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:26,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:26,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:26,564 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 03:43:28,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:28,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 853 states and 995 transitions. [2023-11-19 03:43:28,440 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 995 transitions. [2023-11-19 03:43:28,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:43:28,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:28,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:28,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:28,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:43:28,536 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:28,562 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 03:43:28,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:28,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 856 states and 999 transitions. [2023-11-19 03:43:28,601 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 999 transitions. [2023-11-19 03:43:28,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:43:28,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:28,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:28,654 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 03:43:29,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 859 states and 1002 transitions. [2023-11-19 03:43:29,242 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1002 transitions. [2023-11-19 03:43:29,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:43:29,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:29,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:29,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:43:29,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:29,340 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 03:43:39,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:43:39,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:39,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 859 states and 1000 transitions. [2023-11-19 03:43:39,429 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1000 transitions. [2023-11-19 03:43:39,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:43:39,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:39,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:39,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:43:39,509 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:39,514 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:43:39,557 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 03:43:40,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:40,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 875 states and 1018 transitions. [2023-11-19 03:43:40,310 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1018 transitions. [2023-11-19 03:43:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:43:40,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:40,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:40,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:43:40,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:43:40,405 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:43:40,514 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 03:43:41,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:41,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 891 states and 1043 transitions. [2023-11-19 03:43:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1043 transitions. [2023-11-19 03:43:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:43:41,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:41,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:41,388 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 03:43:41,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:43:41,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 894 states and 1047 transitions. [2023-11-19 03:43:41,413 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1047 transitions. [2023-11-19 03:43:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:43:41,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:43:41,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:43:41,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:43:41,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.