./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test4-3.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_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/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_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/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_382481c8-0f89-45a6-8796-ead79c36dce4/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 0c81340d9d0e66dca5ab126c254e84ac0eff8aac681c837312fa0969b8f7f2ee --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:10,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:10,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:03:10,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:10,681 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:10,707 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:10,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:10,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:10,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:10,710 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:10,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:10,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:10,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:10,713 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:03:10,713 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:03:10,714 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:03:10,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:10,715 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:10,716 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:10,716 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:10,717 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:10,718 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:10,719 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:10,719 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:10,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:10,725 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:10,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:10,727 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:10,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:10,728 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_382481c8-0f89-45a6-8796-ead79c36dce4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0c81340d9d0e66dca5ab126c254e84ac0eff8aac681c837312fa0969b8f7f2ee [2023-11-19 04:03:11,008 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:11,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:11,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:11,046 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:11,047 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:11,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test4-3.i [2023-11-19 04:03:14,372 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:14,728 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:14,729 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test4-3.i [2023-11-19 04:03:14,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/data/fbbb81908/017fd5f72c5943a7a194246f59e0db13/FLAG1e7211e69 [2023-11-19 04:03:14,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/data/fbbb81908/017fd5f72c5943a7a194246f59e0db13 [2023-11-19 04:03:14,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:14,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:14,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:14,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:14,774 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:14,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:14" (1/1) ... [2023-11-19 04:03:14,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b0c5e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:14, skipping insertion in model container [2023-11-19 04:03:14,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:14" (1/1) ... [2023-11-19 04:03:14,841 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:15,131 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:03:15,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:15,483 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:15,501 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:03:15,611 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:15,703 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:15,711 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:15,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15 WrapperNode [2023-11-19 04:03:15,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:15,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:15,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:15,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:15,721 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:15,791 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:15,919 INFO L138 Inliner]: procedures = 178, calls = 440, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1830 [2023-11-19 04:03:15,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:15,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:15,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:15,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:15,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:15,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:15,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:15,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:16,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:16,088 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:16,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:16,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:16,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:16,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:16,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:16,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:16,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:15" (1/1) ... [2023-11-19 04:03:16,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:16,136 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:16,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:16,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_382481c8-0f89-45a6-8796-ead79c36dce4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:16,193 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:03:16,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:03:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:03:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:16,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:16,478 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:16,481 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:20,070 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:21,998 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:21,998 INFO L302 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-19 04:03:22,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:22 BoogieIcfgContainer [2023-11-19 04:03:22,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:22,018 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:22,018 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:22,032 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:22,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:22" (1/1) ... [2023-11-19 04:03:22,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:22,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-11-19 04:03:22,156 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-11-19 04:03:22,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 04:03:22,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,478 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 04:03:22,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1481 states and 1633 transitions. [2023-11-19 04:03:22,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1633 transitions. [2023-11-19 04:03:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:03:22,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,772 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 04:03:22,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1480 states and 1632 transitions. [2023-11-19 04:03:22,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1480 states and 1632 transitions. [2023-11-19 04:03:22,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 04:03:22,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,976 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 04:03:23,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1631 states to 1479 states and 1631 transitions. [2023-11-19 04:03:23,080 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1631 transitions. [2023-11-19 04:03:23,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:23,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,172 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 04:03:23,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1478 states and 1630 transitions. [2023-11-19 04:03:23,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1478 states and 1630 transitions. [2023-11-19 04:03:23,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:23,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,341 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 04:03:23,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1629 states to 1477 states and 1629 transitions. [2023-11-19 04:03:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1477 states and 1629 transitions. [2023-11-19 04:03:23,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 04:03:23,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,612 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 04:03:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1633 states to 1479 states and 1633 transitions. [2023-11-19 04:03:23,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1479 states and 1633 transitions. [2023-11-19 04:03:23,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 04:03:23,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,874 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 04:03:24,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:24,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1482 states and 1638 transitions. [2023-11-19 04:03:24,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1638 transitions. [2023-11-19 04:03:24,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:24,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:24,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:24,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:24,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:24,439 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 04:03:24,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:24,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1482 states and 1632 transitions. [2023-11-19 04:03:24,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1482 states and 1632 transitions. [2023-11-19 04:03:24,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 04:03:24,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:24,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:24,508 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 04:03:24,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:24,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 1487 states and 1642 transitions. [2023-11-19 04:03:24,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1487 states and 1642 transitions. [2023-11-19 04:03:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:03:24,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:24,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:24,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:25,010 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 04:03:25,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:25,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 1489 states and 1643 transitions. [2023-11-19 04:03:25,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1643 transitions. [2023-11-19 04:03:25,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:25,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:25,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:25,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:25,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:25,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:25,356 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 04:03:25,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:25,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1641 states to 1489 states and 1641 transitions. [2023-11-19 04:03:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 1489 states and 1641 transitions. [2023-11-19 04:03:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:25,373 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:25,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:25,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:25,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:25,519 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 04:03:25,579 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 04:03:25,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:25,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1645 states to 1491 states and 1645 transitions. [2023-11-19 04:03:25,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1491 states and 1645 transitions. [2023-11-19 04:03:25,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:03:25,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:25,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:25,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:25,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:25,785 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 04:03:25,889 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 04:03:26,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1493 states and 1649 transitions. [2023-11-19 04:03:26,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1493 states and 1649 transitions. [2023-11-19 04:03:26,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:26,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,264 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:26,268 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,376 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 04:03:26,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-11-19 04:03:26,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-11-19 04:03:26,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:26,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:26,824 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,832 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 04:03:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-11-19 04:03:26,855 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-11-19 04:03:26,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:03:26,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,951 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:26,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:26,966 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 04:03:27,125 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 04:03:27,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1495 states and 1655 transitions. [2023-11-19 04:03:27,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1655 transitions. [2023-11-19 04:03:27,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:27,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,440 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 04:03:27,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:27,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1654 states to 1494 states and 1654 transitions. [2023-11-19 04:03:27,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 1654 transitions. [2023-11-19 04:03:27,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:03:27,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:27,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:27,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:27,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:27,667 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 04:03:27,790 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 04:03:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1656 states to 1495 states and 1656 transitions. [2023-11-19 04:03:28,133 INFO L276 IsEmpty]: Start isEmpty. Operand 1495 states and 1656 transitions. [2023-11-19 04:03:28,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:28,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,228 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:28,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:28,309 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:28,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1498 states and 1662 transitions. [2023-11-19 04:03:28,484 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1662 transitions. [2023-11-19 04:03:28,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:28,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:28,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:28,581 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 04:03:28,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1497 states and 1661 transitions. [2023-11-19 04:03:28,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1661 transitions. [2023-11-19 04:03:28,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:03:28,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:28,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:28,701 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 04:03:28,804 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 04:03:29,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1663 states to 1498 states and 1663 transitions. [2023-11-19 04:03:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1663 transitions. [2023-11-19 04:03:29,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:29,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,184 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:29,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:29,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:29,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1497 states and 1662 transitions. [2023-11-19 04:03:29,218 INFO L276 IsEmpty]: Start isEmpty. Operand 1497 states and 1662 transitions. [2023-11-19 04:03:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:03:29,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,298 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:29,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:29,310 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 04:03:29,433 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 04:03:29,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1498 states and 1664 transitions. [2023-11-19 04:03:29,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1498 states and 1664 transitions. [2023-11-19 04:03:29,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:29,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:29,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:29,900 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 04:03:29,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1501 states and 1668 transitions. [2023-11-19 04:03:29,931 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1668 transitions. [2023-11-19 04:03:29,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:29,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:30,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:30,021 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 04:03:30,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1667 states to 1500 states and 1667 transitions. [2023-11-19 04:03:30,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1667 transitions. [2023-11-19 04:03:30,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:30,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:30,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:30,134 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 04:03:30,244 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 04:03:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1501 states and 1669 transitions. [2023-11-19 04:03:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1669 transitions. [2023-11-19 04:03:30,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:30,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:30,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:30,685 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 04:03:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1668 states to 1500 states and 1668 transitions. [2023-11-19 04:03:30,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1500 states and 1668 transitions. [2023-11-19 04:03:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:03:30,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:30,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:30,811 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 04:03:30,925 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 04:03:31,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:31,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1670 states to 1501 states and 1670 transitions. [2023-11-19 04:03:31,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1501 states and 1670 transitions. [2023-11-19 04:03:31,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:31,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:31,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:31,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:31,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:31,471 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:31,501 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 04:03:31,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:31,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1504 states and 1674 transitions. [2023-11-19 04:03:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1674 transitions. [2023-11-19 04:03:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:31,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:31,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:31,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:31,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:31,748 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 04:03:31,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:31,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1673 states to 1503 states and 1673 transitions. [2023-11-19 04:03:31,777 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1673 transitions. [2023-11-19 04:03:31,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:03:31,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:31,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:31,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:31,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:31,890 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 04:03:32,018 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 04:03:32,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1675 states to 1504 states and 1675 transitions. [2023-11-19 04:03:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1675 transitions. [2023-11-19 04:03:32,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:32,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:32,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:32,494 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:32,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:32,511 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 04:03:32,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:32,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1674 states to 1503 states and 1674 transitions. [2023-11-19 04:03:32,537 INFO L276 IsEmpty]: Start isEmpty. Operand 1503 states and 1674 transitions. [2023-11-19 04:03:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:32,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:32,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:32,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:32,633 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:32,643 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:32,662 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 04:03:32,823 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 04:03:33,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:33,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1676 states to 1504 states and 1676 transitions. [2023-11-19 04:03:33,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1504 states and 1676 transitions. [2023-11-19 04:03:33,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:33,235 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:33,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,316 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:33,318 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:33,338 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 04:03:33,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:33,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1507 states and 1680 transitions. [2023-11-19 04:03:33,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1680 transitions. [2023-11-19 04:03:33,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:33,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:33,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,468 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:33,470 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:33,486 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 04:03:33,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:33,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1679 states to 1506 states and 1679 transitions. [2023-11-19 04:03:33,517 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1679 transitions. [2023-11-19 04:03:33,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:03:33,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:33,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,617 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:33,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:33,635 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 04:03:33,788 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 04:03:34,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:34,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1681 states to 1507 states and 1681 transitions. [2023-11-19 04:03:34,237 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1681 transitions. [2023-11-19 04:03:34,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:34,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:34,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:34,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:34,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:34,406 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 04:03:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:34,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1680 states to 1506 states and 1680 transitions. [2023-11-19 04:03:34,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 1680 transitions. [2023-11-19 04:03:34,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:34,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:34,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:34,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:34,548 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 04:03:34,719 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 04:03:35,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1682 states to 1507 states and 1682 transitions. [2023-11-19 04:03:35,159 INFO L276 IsEmpty]: Start isEmpty. Operand 1507 states and 1682 transitions. [2023-11-19 04:03:35,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:35,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,244 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:35,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:35,269 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 04:03:35,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1686 states to 1510 states and 1686 transitions. [2023-11-19 04:03:35,315 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1686 transitions. [2023-11-19 04:03:35,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:35,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:03:35,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:35,427 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 04:03:35,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 1509 states and 1685 transitions. [2023-11-19 04:03:35,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1509 states and 1685 transitions. [2023-11-19 04:03:35,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:03:35,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 04:03:35,563 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:35,578 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 04:03:35,741 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 04:03:36,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:36,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 1510 states and 1687 transitions. [2023-11-19 04:03:36,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 1687 transitions. [2023-11-19 04:03:36,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:36,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:36,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:36,313 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 04:03:36,315 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:36,339 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 04:03:36,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:36,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1691 states to 1513 states and 1691 transitions. [2023-11-19 04:03:36,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 1691 transitions. [2023-11-19 04:03:36,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:36,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:36,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:36,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:36,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 04:03:36,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:36,474 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 04:03:36,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:37,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1529 states and 1709 transitions. [2023-11-19 04:03:37,072 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1709 transitions. [2023-11-19 04:03:37,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:37,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 04:03:37,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:37,220 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 04:03:37,340 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 04:03:38,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1734 states to 1545 states and 1734 transitions. [2023-11-19 04:03:38,089 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1734 transitions. [2023-11-19 04:03:38,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 04:03:38,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 04:03:38,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:38,197 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 04:03:48,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:48,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:48,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1732 states to 1545 states and 1732 transitions. [2023-11-19 04:03:48,242 INFO L276 IsEmpty]: Start isEmpty. Operand 1545 states and 1732 transitions. [2023-11-19 04:03:48,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:48,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:48,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:48,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 04:03:48,416 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:48,453 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:51,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:51,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:51,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1713 states to 1530 states and 1713 transitions. [2023-11-19 04:03:51,714 INFO L276 IsEmpty]: Start isEmpty. Operand 1530 states and 1713 transitions. [2023-11-19 04:03:51,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 04:03:51,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:51,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:51,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 04:03:51,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:03:51,898 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 04:03:52,113 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 04:04:04,641 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 []