./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.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_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/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_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/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_3525d140-03f5-436e-bf80-03e6a024ae0e/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 fe37ed55d149c65fede95413b0b499314c3ede2b9eb9a49f03115ea64cafc68c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:47:08,428 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:08,502 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:47:08,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:08,508 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:08,531 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:08,532 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:08,533 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:08,533 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:08,534 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:08,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:08,535 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:08,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:08,536 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:47:08,537 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:47:08,537 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:47:08,538 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:08,539 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:08,539 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:08,540 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:08,541 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:08,541 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:08,542 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:08,543 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:08,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:08,544 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:08,544 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:08,545 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:08,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:08,546 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_3525d140-03f5-436e-bf80-03e6a024ae0e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe37ed55d149c65fede95413b0b499314c3ede2b9eb9a49f03115ea64cafc68c [2023-11-19 02:47:08,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:08,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:08,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:08,910 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:08,910 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:08,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i [2023-11-19 02:47:12,146 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:12,500 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:12,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test8-2.i [2023-11-19 02:47:12,541 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/data/aa8ceece8/6b06400fa0b3434ba6ed1effcbc97e7c/FLAGb418d9375 [2023-11-19 02:47:12,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/data/aa8ceece8/6b06400fa0b3434ba6ed1effcbc97e7c [2023-11-19 02:47:12,569 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:12,571 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:12,572 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:12,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:12,578 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:12,579 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:12" (1/1) ... [2023-11-19 02:47:12,581 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d6bb085 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:12, skipping insertion in model container [2023-11-19 02:47:12,581 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:12" (1/1) ... [2023-11-19 02:47:12,656 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:13,237 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:13,255 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:13,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:13,501 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:47:13,509 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:13,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13 WrapperNode [2023-11-19 02:47:13,510 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:13,511 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:13,511 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:13,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:13,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,767 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 24, calls inlined = 68, statements flattened = 1848 [2023-11-19 02:47:13,767 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:13,772 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:13,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:13,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:13,784 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,785 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,811 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,918 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,924 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,949 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:13,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:13,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:13,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:13,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:13" (1/1) ... [2023-11-19 02:47:13,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:13,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:13,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:14,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3525d140-03f5-436e-bf80-03e6a024ae0e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:14,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:47:14,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:47:14,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:47:14,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:14,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:47:14,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:14,041 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:47:14,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:47:14,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:14,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:14,042 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:14,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:14,269 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:14,271 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:17,217 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:19,031 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:19,032 INFO L302 CfgBuilder]: Removed 71 assume(true) statements. [2023-11-19 02:47:19,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:19 BoogieIcfgContainer [2023-11-19 02:47:19,044 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:19,045 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:19,046 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:19,056 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:19,057 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:19" (1/1) ... [2023-11-19 02:47:19,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:47:19,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:19,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1350 states and 1576 transitions. [2023-11-19 02:47:19,149 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1576 transitions. [2023-11-19 02:47:19,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:47:19,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:19,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:19,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:19,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:19,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:19,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1349 states and 1575 transitions. [2023-11-19 02:47:19,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1575 transitions. [2023-11-19 02:47:19,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:47:19,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:19,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:19,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:19,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:19,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:19,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1348 states and 1574 transitions. [2023-11-19 02:47:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1574 transitions. [2023-11-19 02:47:19,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:47:19,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:19,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:19,780 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 02:47:19,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:19,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1572 states to 1347 states and 1572 transitions. [2023-11-19 02:47:19,813 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1572 transitions. [2023-11-19 02:47:19,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:47:19,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:19,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:19,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:19,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:19,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1571 states to 1346 states and 1571 transitions. [2023-11-19 02:47:19,964 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1571 transitions. [2023-11-19 02:47:19,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:47:19,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:19,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:19,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:20,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:20,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:20,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1345 states and 1570 transitions. [2023-11-19 02:47:20,100 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1570 transitions. [2023-11-19 02:47:20,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:47:20,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:20,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:20,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:20,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-19 02:47:20,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-19 02:47:20,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:47:20,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:20,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:20,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:20,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:20,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1347 states and 1574 transitions. [2023-11-19 02:47:20,639 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1574 transitions. [2023-11-19 02:47:20,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:47:20,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:20,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:20,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:20,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:20,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:20,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1575 states to 1348 states and 1575 transitions. [2023-11-19 02:47:20,719 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1575 transitions. [2023-11-19 02:47:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:47:20,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:20,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:20,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:20,783 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 02:47:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:20,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1349 states and 1577 transitions. [2023-11-19 02:47:20,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1577 transitions. [2023-11-19 02:47:20,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:47:20,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:20,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:20,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:20,995 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 02:47:21,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:21,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 02:47:21,323 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 02:47:21,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:47:21,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:21,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:21,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:21,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:21,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:21,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1349 states and 1577 transitions. [2023-11-19 02:47:21,392 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1577 transitions. [2023-11-19 02:47:21,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:47:21,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:21,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:21,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:21,451 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 02:47:21,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:21,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1348 states and 1576 transitions. [2023-11-19 02:47:21,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1576 transitions. [2023-11-19 02:47:21,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:47:21,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:21,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:21,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:21,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:21,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:21,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1349 states and 1578 transitions. [2023-11-19 02:47:21,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1578 transitions. [2023-11-19 02:47:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:47:21,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:21,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:21,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:21,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 02:47:21,920 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 02:47:21,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:47:21,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:21,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:21,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:21,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1349 states and 1578 transitions. [2023-11-19 02:47:21,968 INFO L276 IsEmpty]: Start isEmpty. Operand 1349 states and 1578 transitions. [2023-11-19 02:47:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:47:21,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:21,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:22,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:22,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:22,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1348 states and 1577 transitions. [2023-11-19 02:47:22,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1577 transitions. [2023-11-19 02:47:22,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:47:22,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:22,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:22,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:22,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:22,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:22,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1347 states and 1576 transitions. [2023-11-19 02:47:22,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1576 transitions. [2023-11-19 02:47:22,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:47:22,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:22,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:22,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:22,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:22,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:22,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 1350 states and 1579 transitions. [2023-11-19 02:47:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1579 transitions. [2023-11-19 02:47:22,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:47:22,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:22,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:22,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:22,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:22,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:22,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1352 states and 1582 transitions. [2023-11-19 02:47:22,914 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1582 transitions. [2023-11-19 02:47:22,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:47:22,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:22,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:23,003 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:23,010 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:23,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:23,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:23,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 1352 states and 1580 transitions. [2023-11-19 02:47:23,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1580 transitions. [2023-11-19 02:47:23,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:47:23,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:23,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:23,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:23,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:23,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:23,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:23,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1576 states to 1352 states and 1576 transitions. [2023-11-19 02:47:23,144 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1576 transitions. [2023-11-19 02:47:23,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:47:23,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:23,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:23,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:23,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:23,236 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 02:47:23,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:23,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 1352 states and 1574 transitions. [2023-11-19 02:47:23,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1352 states and 1574 transitions. [2023-11-19 02:47:23,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:47:23,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:23,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:23,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:47:23,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:23,401 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 02:47:23,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:23,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:23,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 1354 states and 1578 transitions. [2023-11-19 02:47:23,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1578 transitions. [2023-11-19 02:47:23,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:47:23,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:23,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:23,632 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:47:23,636 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:23,656 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 02:47:23,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:24,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:24,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1359 states and 1585 transitions. [2023-11-19 02:47:24,053 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1585 transitions. [2023-11-19 02:47:24,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:47:24,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:24,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:24,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:24,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:24,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:24,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:24,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1584 states to 1358 states and 1584 transitions. [2023-11-19 02:47:24,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1584 transitions. [2023-11-19 02:47:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:47:24,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:24,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:24,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:24,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:24,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:24,303 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 02:47:24,459 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 02:47:24,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:24,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1359 states and 1585 transitions. [2023-11-19 02:47:24,595 INFO L276 IsEmpty]: Start isEmpty. Operand 1359 states and 1585 transitions. [2023-11-19 02:47:24,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:47:24,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:24,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:24,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:24,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:24,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:25,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:25,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1361 states and 1591 transitions. [2023-11-19 02:47:25,117 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1591 transitions. [2023-11-19 02:47:25,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:47:25,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:25,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:25,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:25,198 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:25,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:25,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:25,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:25,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1360 states and 1590 transitions. [2023-11-19 02:47:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1590 transitions. [2023-11-19 02:47:25,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:47:25,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:25,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:25,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:25,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:25,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:25,322 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 02:47:25,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:25,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1361 states and 1592 transitions. [2023-11-19 02:47:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1592 transitions. [2023-11-19 02:47:25,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:47:25,744 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:25,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:25,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:25,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:25,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:25,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:25,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:25,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1360 states and 1591 transitions. [2023-11-19 02:47:25,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1591 transitions. [2023-11-19 02:47:25,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:47:25,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:25,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:25,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:25,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:26,005 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 02:47:26,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:26,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:26,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1361 states and 1593 transitions. [2023-11-19 02:47:26,495 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1593 transitions. [2023-11-19 02:47:26,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:47:26,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:26,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:26,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:26,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:26,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:26,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:26,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1364 states and 1599 transitions. [2023-11-19 02:47:26,853 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1599 transitions. [2023-11-19 02:47:26,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:47:26,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:26,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:26,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:26,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:26,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:27,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:27,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1598 states to 1363 states and 1598 transitions. [2023-11-19 02:47:27,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1598 transitions. [2023-11-19 02:47:27,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:47:27,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:27,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,109 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:27,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:27,118 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 02:47:27,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:27,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 1364 states and 1600 transitions. [2023-11-19 02:47:27,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1600 transitions. [2023-11-19 02:47:27,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:47:27,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:27,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:27,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:27,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:27,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:27,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1599 states to 1363 states and 1599 transitions. [2023-11-19 02:47:27,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1599 transitions. [2023-11-19 02:47:27,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:47:27,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:27,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:27,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:27,803 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:27,813 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 02:47:27,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:28,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1601 states to 1364 states and 1601 transitions. [2023-11-19 02:47:28,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1601 transitions. [2023-11-19 02:47:28,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 02:47:28,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:28,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:28,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:28,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:28,451 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 02:47:28,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:28,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1367 states and 1605 transitions. [2023-11-19 02:47:28,482 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1605 transitions. [2023-11-19 02:47:28,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:47:28,482 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:28,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:28,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:28,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:28,566 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:28,576 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 02:47:28,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:28,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 1366 states and 1604 transitions. [2023-11-19 02:47:28,603 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1604 transitions. [2023-11-19 02:47:28,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 02:47:28,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:28,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:28,684 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:28,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:28,696 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 02:47:28,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:29,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:29,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1606 states to 1367 states and 1606 transitions. [2023-11-19 02:47:29,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1606 transitions. [2023-11-19 02:47:29,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:47:29,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:29,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:29,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:29,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:29,275 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:29,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:29,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:29,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1366 states and 1605 transitions. [2023-11-19 02:47:29,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 1605 transitions. [2023-11-19 02:47:29,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:47:29,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:29,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:29,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:29,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:29,410 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 02:47:29,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:29,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:29,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1607 states to 1367 states and 1607 transitions. [2023-11-19 02:47:29,907 INFO L276 IsEmpty]: Start isEmpty. Operand 1367 states and 1607 transitions. [2023-11-19 02:47:29,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:47:29,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:29,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:30,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:30,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:30,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1370 states and 1611 transitions. [2023-11-19 02:47:30,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1611 transitions. [2023-11-19 02:47:30,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:47:30,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:30,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:30,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:30,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1369 states and 1610 transitions. [2023-11-19 02:47:30,209 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1610 transitions. [2023-11-19 02:47:30,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 02:47:30,211 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:30,300 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:30,309 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 02:47:30,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:30,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1370 states and 1612 transitions. [2023-11-19 02:47:30,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1612 transitions. [2023-11-19 02:47:30,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:47:30,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:30,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:30,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:30,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 1369 states and 1611 transitions. [2023-11-19 02:47:30,958 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1611 transitions. [2023-11-19 02:47:30,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:47:30,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:31,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:31,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:31,042 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:31,048 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 02:47:31,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:31,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:31,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 1370 states and 1613 transitions. [2023-11-19 02:47:31,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1613 transitions. [2023-11-19 02:47:31,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 02:47:31,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:31,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:31,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:31,699 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:31,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:31,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1373 states and 1617 transitions. [2023-11-19 02:47:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1617 transitions. [2023-11-19 02:47:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:47:31,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:31,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:31,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:31,870 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:31,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:31,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:31,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1372 states and 1616 transitions. [2023-11-19 02:47:31,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1616 transitions. [2023-11-19 02:47:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 02:47:31,912 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:31,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:31,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 198 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:32,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:32,008 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 02:47:32,162 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:32,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:32,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1618 states to 1373 states and 1618 transitions. [2023-11-19 02:47:32,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1618 transitions. [2023-11-19 02:47:32,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:47:32,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:32,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:32,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:32,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:32,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:32,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:32,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1617 states to 1372 states and 1617 transitions. [2023-11-19 02:47:32,697 INFO L276 IsEmpty]: Start isEmpty. Operand 1372 states and 1617 transitions. [2023-11-19 02:47:32,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:47:32,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:32,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:32,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 02:47:32,786 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:32,791 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 02:47:32,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:33,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:33,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1619 states to 1373 states and 1619 transitions. [2023-11-19 02:47:33,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1619 transitions. [2023-11-19 02:47:33,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:47:33,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:33,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:33,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:33,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:33,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:33,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:33,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1623 states to 1376 states and 1623 transitions. [2023-11-19 02:47:33,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1376 states and 1623 transitions. [2023-11-19 02:47:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:47:33,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:33,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:33,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:33,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:33,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:33,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:33,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:33,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1627 states to 1379 states and 1627 transitions. [2023-11-19 02:47:33,713 INFO L276 IsEmpty]: Start isEmpty. Operand 1379 states and 1627 transitions. [2023-11-19 02:47:33,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:47:33,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:33,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:33,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:33,815 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:33,818 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 02:47:43,850 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:47:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:43,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 1373 states and 1610 transitions. [2023-11-19 02:47:43,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1373 states and 1610 transitions. [2023-11-19 02:47:43,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:47:43,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:43,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:43,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 02:47:43,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:43,949 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 02:47:43,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:44,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:44,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1377 states and 1616 transitions. [2023-11-19 02:47:44,541 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1616 transitions. [2023-11-19 02:47:44,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 02:47:44,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:44,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:44,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:44,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 02:47:44,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:44,627 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 02:47:44,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:45,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:45,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1393 states and 1641 transitions. [2023-11-19 02:47:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1641 transitions. [2023-11-19 02:47:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:47:45,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:45,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:45,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:45,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:45,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:45,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:46,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:46,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1659 states to 1405 states and 1659 transitions. [2023-11-19 02:47:46,776 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1659 transitions. [2023-11-19 02:47:46,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:47:46,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:46,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:46,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:46,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:46,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:46,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:46,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:46,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1408 states and 1663 transitions. [2023-11-19 02:47:46,889 INFO L276 IsEmpty]: Start isEmpty. Operand 1408 states and 1663 transitions. [2023-11-19 02:47:46,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 02:47:46,889 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:46,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:46,970 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:46,972 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:47,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:47,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:47,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1411 states and 1669 transitions. [2023-11-19 02:47:47,915 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1669 transitions. [2023-11-19 02:47:47,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:47:47,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:47,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:47,993 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:47,995 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:48,003 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 02:47:48,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:48,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1672 states to 1413 states and 1672 transitions. [2023-11-19 02:47:48,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1672 transitions. [2023-11-19 02:47:48,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:47:48,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:48,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:48,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:48,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:48,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:48,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:48,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1416 states and 1676 transitions. [2023-11-19 02:47:48,501 INFO L276 IsEmpty]: Start isEmpty. Operand 1416 states and 1676 transitions. [2023-11-19 02:47:48,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:47:48,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:48,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:48,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:48,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:48,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:48,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:49,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:49,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1419 states and 1682 transitions. [2023-11-19 02:47:49,167 INFO L276 IsEmpty]: Start isEmpty. Operand 1419 states and 1682 transitions. [2023-11-19 02:47:49,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:47:49,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:49,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:49,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:49,299 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:49,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:49,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:49,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:49,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1421 states and 1685 transitions. [2023-11-19 02:47:49,645 INFO L276 IsEmpty]: Start isEmpty. Operand 1421 states and 1685 transitions. [2023-11-19 02:47:49,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:47:49,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:49,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:49,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 02:47:49,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:49,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:50,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:50,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 1424 states and 1693 transitions. [2023-11-19 02:47:50,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1424 states and 1693 transitions. [2023-11-19 02:47:50,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 02:47:50,048 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:50,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:50,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:47:50,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:50,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:50,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:50,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1427 states and 1696 transitions. [2023-11-19 02:47:50,464 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1696 transitions. [2023-11-19 02:47:50,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:47:50,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:50,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:50,543 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:47:50,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:47:50,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:00,567 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:48:00,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 1427 states and 1694 transitions. [2023-11-19 02:48:00,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1427 states and 1694 transitions. [2023-11-19 02:48:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:48:00,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:00,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:00,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:00,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:00,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:48:01,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:48:01,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1697 states to 1429 states and 1697 transitions. [2023-11-19 02:48:01,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1429 states and 1697 transitions. [2023-11-19 02:48:01,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:48:01,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:48:01,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:48:01,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:48:01,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:48:01,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:48:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.