./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/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_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/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_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/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 08dbe1d8baf218c90d79c7aa96b8d857526ff0e474f0acb076b8cd9ca4d11ff2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:08:49,921 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:08:50,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:08:50,044 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:08:50,045 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:08:50,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:08:50,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:08:50,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:08:50,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:08:50,109 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:08:50,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:08:50,110 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:08:50,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:08:50,112 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:08:50,113 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:08:50,113 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:08:50,114 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:08:50,114 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:08:50,115 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:08:50,115 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:08:50,116 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:08:50,117 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:08:50,117 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:08:50,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:08:50,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:50,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:08:50,120 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:08:50,120 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:08:50,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:08:50,121 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_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08dbe1d8baf218c90d79c7aa96b8d857526ff0e474f0acb076b8cd9ca4d11ff2 [2023-11-19 03:08:50,429 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:08:50,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:08:50,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:08:50,491 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:08:50,492 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:08:50,493 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i [2023-11-19 03:08:53,610 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:08:54,017 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:08:54,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-1.i [2023-11-19 03:08:54,038 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/data/0ccdc42b2/754b4b7e5069443894a402a803a1ad51/FLAGc18102d20 [2023-11-19 03:08:54,062 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/data/0ccdc42b2/754b4b7e5069443894a402a803a1ad51 [2023-11-19 03:08:54,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:08:54,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:08:54,073 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:54,073 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:08:54,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:08:54,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:54" (1/1) ... [2023-11-19 03:08:54,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5653263c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:54, skipping insertion in model container [2023-11-19 03:08:54,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:08:54" (1/1) ... [2023-11-19 03:08:54,169 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:08:54,860 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:54,883 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:08:54,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:08:55,039 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:08:55,040 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55 WrapperNode [2023-11-19 03:08:55,040 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:08:55,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:55,042 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:08:55,042 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:08:55,050 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,112 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,217 INFO L138 Inliner]: procedures = 177, calls = 350, calls flagged for inlining = 20, calls inlined = 29, statements flattened = 1594 [2023-11-19 03:08:55,218 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:08:55,219 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:08:55,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:08:55,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:08:55,238 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,260 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,261 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,419 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,509 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:08:55,511 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:08:55,512 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:08:55,512 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:08:55,513 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:08:55" (1/1) ... [2023-11-19 03:08:55,519 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:08:55,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:08:55,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:08:55,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8182e1ad-5bbf-4100-929d-0bfafe7d48f4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:08:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:08:55,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:08:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:08:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:08:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:08:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:08:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:08:55,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:08:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:08:55,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:08:55,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:08:55,872 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:08:55,875 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:08:58,830 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:09:00,697 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:09:00,697 INFO L302 CfgBuilder]: Removed 60 assume(true) statements. [2023-11-19 03:09:00,707 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:00 BoogieIcfgContainer [2023-11-19 03:09:00,708 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:09:00,709 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:09:00,709 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:09:00,719 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:09:00,719 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:09:00" (1/1) ... [2023-11-19 03:09:00,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:09:00,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:00,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1195 states and 1338 transitions. [2023-11-19 03:09:00,802 INFO L276 IsEmpty]: Start isEmpty. Operand 1195 states and 1338 transitions. [2023-11-19 03:09:00,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:09:00,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:00,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:00,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1194 states and 1337 transitions. [2023-11-19 03:09:01,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1337 transitions. [2023-11-19 03:09:01,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:09:01,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1193 states and 1336 transitions. [2023-11-19 03:09:01,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1193 states and 1336 transitions. [2023-11-19 03:09:01,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:09:01,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1192 states and 1335 transitions. [2023-11-19 03:09:01,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1335 transitions. [2023-11-19 03:09:01,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:09:01,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1191 states and 1334 transitions. [2023-11-19 03:09:01,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1334 transitions. [2023-11-19 03:09:01,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:09:01,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,575 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1192 states and 1336 transitions. [2023-11-19 03:09:01,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1336 transitions. [2023-11-19 03:09:01,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:09:01,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:09:01,732 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:01,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1192 states and 1330 transitions. [2023-11-19 03:09:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1330 transitions. [2023-11-19 03:09:01,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:09:01,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:09:01,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:01,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:01,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:01,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1192 states and 1328 transitions. [2023-11-19 03:09:01,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1192 states and 1328 transitions. [2023-11-19 03:09:01,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:09:01,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:01,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:01,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:01,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:09:01,915 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:01,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:09:02,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:02,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 1194 states and 1332 transitions. [2023-11-19 03:09:02,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1194 states and 1332 transitions. [2023-11-19 03:09:02,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:09:02,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:09:02,131 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:02,149 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:02,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:02,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 1196 states and 1336 transitions. [2023-11-19 03:09:02,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1196 states and 1336 transitions. [2023-11-19 03:09:02,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:09:02,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,445 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:02,448 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:02,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:02,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:02,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1197 states and 1338 transitions. [2023-11-19 03:09:02,642 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1338 transitions. [2023-11-19 03:09:02,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:09:02,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:02,719 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:02,724 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:02,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:02,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1337 states to 1197 states and 1337 transitions. [2023-11-19 03:09:02,792 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 1337 transitions. [2023-11-19 03:09:02,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:09:02,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:02,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:02,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:02,863 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:02,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:02,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:03,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:03,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1199 states and 1343 transitions. [2023-11-19 03:09:03,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1343 transitions. [2023-11-19 03:09:03,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:09:03,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:03,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:03,290 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:03,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:03,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:03,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1342 states to 1198 states and 1342 transitions. [2023-11-19 03:09:03,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1342 transitions. [2023-11-19 03:09:03,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:09:03,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:03,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:03,409 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:03,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:03,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:03,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:03,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1199 states and 1344 transitions. [2023-11-19 03:09:03,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1344 transitions. [2023-11-19 03:09:03,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:09:03,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:03,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,833 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:03,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:03,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:03,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:03,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1198 states and 1343 transitions. [2023-11-19 03:09:03,872 INFO L276 IsEmpty]: Start isEmpty. Operand 1198 states and 1343 transitions. [2023-11-19 03:09:03,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:09:03,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:03,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:03,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:03,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:03,962 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:03,973 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:04,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:04,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1199 states and 1345 transitions. [2023-11-19 03:09:04,294 INFO L276 IsEmpty]: Start isEmpty. Operand 1199 states and 1345 transitions. [2023-11-19 03:09:04,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:09:04,295 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:04,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:04,377 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:09:04,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:04,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:04,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1202 states and 1351 transitions. [2023-11-19 03:09:04,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1351 transitions. [2023-11-19 03:09:04,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:09:04,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:04,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:04,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:04,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:04,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:04,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:04,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:04,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1201 states and 1350 transitions. [2023-11-19 03:09:04,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1350 transitions. [2023-11-19 03:09:04,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:09:04,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:04,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:04,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:04,787 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:04,789 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:04,796 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:04,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:05,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:05,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1352 states to 1202 states and 1352 transitions. [2023-11-19 03:09:05,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1352 transitions. [2023-11-19 03:09:05,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:09:05,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:05,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:05,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:05,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:05,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:05,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:05,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 1201 states and 1351 transitions. [2023-11-19 03:09:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1351 transitions. [2023-11-19 03:09:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:09:05,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:05,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:05,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:05,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:05,340 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:05,348 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:05,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1353 states to 1202 states and 1353 transitions. [2023-11-19 03:09:05,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 1353 transitions. [2023-11-19 03:09:05,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:09:05,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:05,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:05,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:09:05,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:05,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:05,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:05,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1205 states and 1357 transitions. [2023-11-19 03:09:05,862 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1357 transitions. [2023-11-19 03:09:05,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:09:05,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:05,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:05,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:05,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:05,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:06,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:06,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:06,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1206 states and 1360 transitions. [2023-11-19 03:09:06,157 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1360 transitions. [2023-11-19 03:09:06,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:09:06,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:06,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:06,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:06,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:06,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:06,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1206 states and 1359 transitions. [2023-11-19 03:09:06,485 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1359 transitions. [2023-11-19 03:09:06,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:09:06,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:06,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:06,561 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:06,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:06,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:06,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:06,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1358 states to 1205 states and 1358 transitions. [2023-11-19 03:09:06,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 1358 transitions. [2023-11-19 03:09:06,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:09:06,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:06,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:06,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:06,678 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:06,687 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:06,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:07,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1206 states and 1360 transitions. [2023-11-19 03:09:07,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1360 transitions. [2023-11-19 03:09:07,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:09:07,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:07,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:07,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:07,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:09:07,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:07,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:07,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:07,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1209 states and 1364 transitions. [2023-11-19 03:09:07,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1364 transitions. [2023-11-19 03:09:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:07,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:07,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:07,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:07,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:07,298 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:07,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:07,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1208 states and 1363 transitions. [2023-11-19 03:09:07,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1363 transitions. [2023-11-19 03:09:07,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:09:07,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:07,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:07,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:07,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:07,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:07,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:07,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:07,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1209 states and 1365 transitions. [2023-11-19 03:09:07,835 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1365 transitions. [2023-11-19 03:09:07,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:07,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:07,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:07,967 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:07,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:07,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:08,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:08,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1208 states and 1364 transitions. [2023-11-19 03:09:08,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1208 states and 1364 transitions. [2023-11-19 03:09:08,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:08,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:08,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:08,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:08,090 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:08,093 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:08,101 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:08,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:08,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:08,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1209 states and 1366 transitions. [2023-11-19 03:09:08,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1209 states and 1366 transitions. [2023-11-19 03:09:08,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:09:08,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:08,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:08,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:08,588 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:09:08,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:08,621 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:08,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:08,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1212 states and 1370 transitions. [2023-11-19 03:09:08,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1370 transitions. [2023-11-19 03:09:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:09:08,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:08,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:08,738 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:08,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:08,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:08,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:08,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1211 states and 1369 transitions. [2023-11-19 03:09:08,780 INFO L276 IsEmpty]: Start isEmpty. Operand 1211 states and 1369 transitions. [2023-11-19 03:09:08,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:09:08,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:08,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:08,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:08,865 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:08,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:09,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:09,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 1212 states and 1371 transitions. [2023-11-19 03:09:09,320 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 1371 transitions. [2023-11-19 03:09:09,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:09:09,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:09,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:09,404 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:09:09,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:09,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:09,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 1213 states and 1374 transitions. [2023-11-19 03:09:09,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1374 transitions. [2023-11-19 03:09:09,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:09:09,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:09,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:09,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:09,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:09,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:09,848 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:10,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 1213 states and 1373 transitions. [2023-11-19 03:09:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1213 states and 1373 transitions. [2023-11-19 03:09:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:09:10,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:10,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:10,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:09:10,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:10,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:10,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:10,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 1216 states and 1377 transitions. [2023-11-19 03:09:10,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1216 states and 1377 transitions. [2023-11-19 03:09:10,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:09:10,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:10,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:10,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:10,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:09:10,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:10,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:10,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:10,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 1219 states and 1381 transitions. [2023-11-19 03:09:10,399 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1381 transitions. [2023-11-19 03:09:10,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:09:10,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:10,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:10,484 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:09:10,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:10,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:20,520 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:20,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:20,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1219 states and 1379 transitions. [2023-11-19 03:09:20,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1379 transitions. [2023-11-19 03:09:20,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:09:20,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:20,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:20,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:20,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:09:20,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:20,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-19 03:09:20,667 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 03:09:21,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:21,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1397 states to 1235 states and 1397 transitions. [2023-11-19 03:09:21,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 1397 transitions. [2023-11-19 03:09:21,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:09:21,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:21,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:21,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:09:21,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:21,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:21,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:21,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:21,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 1251 states and 1422 transitions. [2023-11-19 03:09:21,789 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 1422 transitions. [2023-11-19 03:09:21,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:09:21,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:21,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:21,973 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:09:21,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:21,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:33,640 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:40,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:40,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:40,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1266 states and 1441 transitions. [2023-11-19 03:09:40,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1441 transitions. [2023-11-19 03:09:40,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:09:40,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:40,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:40,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:09:40,582 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:40,613 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:42,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:09:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1440 states to 1266 states and 1440 transitions. [2023-11-19 03:09:42,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1266 states and 1440 transitions. [2023-11-19 03:09:42,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:09:42,044 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:42,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:42,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:42,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:09:42,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:42,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:09:42,391 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:09:42,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:42,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1267 states and 1443 transitions. [2023-11-19 03:09:42,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1443 transitions. [2023-11-19 03:09:42,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:09:42,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:42,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:42,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:09:42,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:42,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:09:43,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:09:43,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1442 states to 1267 states and 1442 transitions. [2023-11-19 03:09:43,067 INFO L276 IsEmpty]: Start isEmpty. Operand 1267 states and 1442 transitions. [2023-11-19 03:09:43,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:09:43,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:09:43,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:09:43,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:09:43,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:09:43,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:09:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.