./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/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_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/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_377de077-0f6f-41fa-b065-686bce28ee06/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 ad1cff32d745d4f106cd2272d34984c4724156cea3537acaf98384a0b708b01e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:13:14,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:13:14,171 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:13:14,179 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:13:14,180 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:13:14,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:13:14,223 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:13:14,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:13:14,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:13:14,230 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:13:14,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:13:14,231 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:13:14,232 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:13:14,234 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:13:14,234 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:13:14,235 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:13:14,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:13:14,235 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:13:14,236 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:13:14,236 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:13:14,237 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:13:14,237 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:13:14,238 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:13:14,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:13:14,239 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:14,240 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:13:14,240 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:13:14,241 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:13:14,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:13:14,242 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_377de077-0f6f-41fa-b065-686bce28ee06/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad1cff32d745d4f106cd2272d34984c4724156cea3537acaf98384a0b708b01e [2023-11-19 03:13:14,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:13:14,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:13:14,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:13:14,628 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:13:14,629 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:13:14,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test4-2.i [2023-11-19 03:13:17,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:13:18,161 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:13:18,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_nondet_test4-2.i [2023-11-19 03:13:18,196 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/data/f9e018dce/0307ceb3865d47e69d758df32275ed40/FLAG2f208dbdf [2023-11-19 03:13:18,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/data/f9e018dce/0307ceb3865d47e69d758df32275ed40 [2023-11-19 03:13:18,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:13:18,224 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:13:18,228 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:18,228 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:13:18,233 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:13:18,235 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:18" (1/1) ... [2023-11-19 03:13:18,236 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bde7d44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:18, skipping insertion in model container [2023-11-19 03:13:18,236 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:13:18" (1/1) ... [2023-11-19 03:13:18,338 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:13:18,679 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:13:19,071 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:19,098 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:13:19,117 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:13:19,277 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:13:19,333 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:13:19,340 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:13:19,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19 WrapperNode [2023-11-19 03:13:19,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:13:19,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:19,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:13:19,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:13:19,348 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,410 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,526 INFO L138 Inliner]: procedures = 178, calls = 392, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1676 [2023-11-19 03:13:19,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:13:19,528 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:13:19,528 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:13:19,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:13:19,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,565 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,565 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,659 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,701 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:13:19,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:13:19,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:13:19,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:13:19,750 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:13:19" (1/1) ... [2023-11-19 03:13:19,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:13:19,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:13:19,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:13:19,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_377de077-0f6f-41fa-b065-686bce28ee06/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:13:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:13:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:13:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:13:19,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:13:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:13:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:13:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:13:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:13:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:13:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:13:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:13:20,075 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:13:20,078 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:13:23,380 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:13:25,192 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:13:25,192 INFO L302 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-19 03:13:25,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:25 BoogieIcfgContainer [2023-11-19 03:13:25,204 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:13:25,205 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:13:25,206 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:13:25,216 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:13:25,216 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:13:25" (1/1) ... [2023-11-19 03:13:25,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:13:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:25,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1315 states and 1451 transitions. [2023-11-19 03:13:25,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1451 transitions. [2023-11-19 03:13:25,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:13:25,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:25,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:25,486 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 03:13:25,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:25,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1316 states and 1452 transitions. [2023-11-19 03:13:25,575 INFO L276 IsEmpty]: Start isEmpty. Operand 1316 states and 1452 transitions. [2023-11-19 03:13:25,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:13:25,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:25,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:25,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:25,768 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 03:13:25,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:25,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1315 states and 1451 transitions. [2023-11-19 03:13:25,811 INFO L276 IsEmpty]: Start isEmpty. Operand 1315 states and 1451 transitions. [2023-11-19 03:13:25,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:13:25,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:25,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:25,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:25,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:26,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:26,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 1314 states and 1450 transitions. [2023-11-19 03:13:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1450 transitions. [2023-11-19 03:13:26,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:13:26,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:26,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:26,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:26,096 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 03:13:26,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:26,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1449 states to 1313 states and 1449 transitions. [2023-11-19 03:13:26,118 INFO L276 IsEmpty]: Start isEmpty. Operand 1313 states and 1449 transitions. [2023-11-19 03:13:26,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:13:26,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:26,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:26,204 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 03:13:26,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:26,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1312 states and 1448 transitions. [2023-11-19 03:13:26,377 INFO L276 IsEmpty]: Start isEmpty. Operand 1312 states and 1448 transitions. [2023-11-19 03:13:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:13:26,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:26,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:26,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:26,482 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 03:13:26,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:26,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 1314 states and 1452 transitions. [2023-11-19 03:13:26,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1314 states and 1452 transitions. [2023-11-19 03:13:26,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:13:26,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:26,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:26,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:26,705 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 03:13:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:27,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 1317 states and 1457 transitions. [2023-11-19 03:13:27,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1457 transitions. [2023-11-19 03:13:27,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:13:27,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:27,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:27,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:27,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:13:27,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:27,203 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 03:13:27,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:27,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1317 states and 1451 transitions. [2023-11-19 03:13:27,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1317 states and 1451 transitions. [2023-11-19 03:13:27,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:13:27,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:27,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:27,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:27,240 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 03:13:27,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:27,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 1322 states and 1461 transitions. [2023-11-19 03:13:27,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1322 states and 1461 transitions. [2023-11-19 03:13:27,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:13:27,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:27,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:27,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:27,681 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 03:13:27,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:27,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 1324 states and 1462 transitions. [2023-11-19 03:13:27,909 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1462 transitions. [2023-11-19 03:13:27,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:13:27,910 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:27,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:27,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:13:27,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:27,991 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 03:13:28,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:28,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1460 states to 1324 states and 1460 transitions. [2023-11-19 03:13:28,009 INFO L276 IsEmpty]: Start isEmpty. Operand 1324 states and 1460 transitions. [2023-11-19 03:13:28,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:13:28,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:28,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:28,085 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:13:28,088 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:28,136 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 03:13:28,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:28,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:28,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1326 states and 1464 transitions. [2023-11-19 03:13:28,277 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 1464 transitions. [2023-11-19 03:13:28,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:13:28,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:28,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:28,350 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:13:28,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:28,370 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 03:13:28,467 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 03:13:28,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:28,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1328 states and 1468 transitions. [2023-11-19 03:13:28,704 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 1468 transitions. [2023-11-19 03:13:28,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:13:28,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:28,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:28,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:28,779 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:28,872 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 03:13:29,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:29,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1330 states and 1474 transitions. [2023-11-19 03:13:29,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1474 transitions. [2023-11-19 03:13:29,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:13:29,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:29,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:29,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:29,333 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:29,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:29,345 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 03:13:29,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:29,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1329 states and 1473 transitions. [2023-11-19 03:13:29,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1473 transitions. [2023-11-19 03:13:29,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:13:29,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:29,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:29,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:29,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:29,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:29,493 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 03:13:29,661 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 03:13:29,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1330 states and 1474 transitions. [2023-11-19 03:13:29,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1474 transitions. [2023-11-19 03:13:29,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:13:29,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:29,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:29,889 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:29,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:29,899 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 03:13:29,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:29,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 1329 states and 1473 transitions. [2023-11-19 03:13:29,922 INFO L276 IsEmpty]: Start isEmpty. Operand 1329 states and 1473 transitions. [2023-11-19 03:13:29,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:13:29,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:29,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:29,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:29,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:30,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:30,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:13:30,111 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 03:13:30,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:30,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 1330 states and 1475 transitions. [2023-11-19 03:13:30,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1475 transitions. [2023-11-19 03:13:30,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:13:30,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:30,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:30,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:30,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:30,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:30,561 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 03:13:30,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:30,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1333 states and 1481 transitions. [2023-11-19 03:13:30,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1481 transitions. [2023-11-19 03:13:30,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:13:30,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:30,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:30,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:30,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:30,809 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:30,816 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 03:13:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:30,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 1332 states and 1480 transitions. [2023-11-19 03:13:30,839 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1480 transitions. [2023-11-19 03:13:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:13:30,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:30,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:30,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:30,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:30,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:30,970 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 03:13:31,079 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 03:13:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:31,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1482 states to 1333 states and 1482 transitions. [2023-11-19 03:13:31,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1482 transitions. [2023-11-19 03:13:31,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:13:31,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:31,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:31,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:31,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:31,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:31,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:31,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:31,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 1332 states and 1481 transitions. [2023-11-19 03:13:31,534 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1481 transitions. [2023-11-19 03:13:31,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:13:31,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:31,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:31,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:31,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:31,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:31,622 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 03:13:31,739 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 03:13:32,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1483 states to 1333 states and 1483 transitions. [2023-11-19 03:13:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 1333 states and 1483 transitions. [2023-11-19 03:13:32,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:13:32,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:32,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,162 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:32,164 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:32,176 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 03:13:32,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1336 states and 1487 transitions. [2023-11-19 03:13:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1487 transitions. [2023-11-19 03:13:32,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:13:32,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,286 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:32,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:32,299 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 03:13:32,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1335 states and 1486 transitions. [2023-11-19 03:13:32,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1486 transitions. [2023-11-19 03:13:32,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:13:32,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:32,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:32,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:32,417 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 03:13:32,535 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 03:13:32,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1488 states to 1336 states and 1488 transitions. [2023-11-19 03:13:32,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1488 transitions. [2023-11-19 03:13:32,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:13:32,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:32,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:33,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:33,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:33,015 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 03:13:33,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:33,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1487 states to 1335 states and 1487 transitions. [2023-11-19 03:13:33,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1487 transitions. [2023-11-19 03:13:33,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:13:33,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:33,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:33,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:33,119 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:33,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:33,134 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 03:13:33,252 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 03:13:33,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:33,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1489 states to 1336 states and 1489 transitions. [2023-11-19 03:13:33,604 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1489 transitions. [2023-11-19 03:13:33,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:33,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:33,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:33,685 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:33,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:33,706 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 03:13:33,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:33,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1339 states and 1493 transitions. [2023-11-19 03:13:33,740 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1493 transitions. [2023-11-19 03:13:33,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:33,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:33,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:33,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:33,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:33,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:33,831 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 03:13:33,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:33,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 1338 states and 1492 transitions. [2023-11-19 03:13:33,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1492 transitions. [2023-11-19 03:13:33,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:13:33,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:33,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:33,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:33,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:33,942 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 03:13:34,072 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 03:13:34,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:34,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1339 states and 1494 transitions. [2023-11-19 03:13:34,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1494 transitions. [2023-11-19 03:13:34,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:34,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:34,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:34,540 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:34,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:34,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:34,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:34,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 1338 states and 1493 transitions. [2023-11-19 03:13:34,615 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1493 transitions. [2023-11-19 03:13:34,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:13:34,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:34,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:34,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:34,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:34,730 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 03:13:34,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:35,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:35,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1495 states to 1339 states and 1495 transitions. [2023-11-19 03:13:35,264 INFO L276 IsEmpty]: Start isEmpty. Operand 1339 states and 1495 transitions. [2023-11-19 03:13:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:13:35,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:35,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:35,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:35,340 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:35,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:35,362 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 03:13:35,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:35,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1342 states and 1499 transitions. [2023-11-19 03:13:35,395 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1499 transitions. [2023-11-19 03:13:35,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:13:35,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:35,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:35,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:35,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:35,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:35,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:35,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:35,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1498 states to 1341 states and 1498 transitions. [2023-11-19 03:13:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1498 transitions. [2023-11-19 03:13:35,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:13:35,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:35,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:35,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:35,589 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:35,591 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:35,605 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 03:13:35,744 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 03:13:36,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:36,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1500 states to 1342 states and 1500 transitions. [2023-11-19 03:13:36,131 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1500 transitions. [2023-11-19 03:13:36,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:13:36,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:36,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:36,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:36,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:36,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:36,230 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 03:13:36,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:36,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1341 states and 1499 transitions. [2023-11-19 03:13:36,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1499 transitions. [2023-11-19 03:13:36,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:13:36,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:36,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:36,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:36,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:36,391 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 03:13:36,536 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 03:13:36,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:36,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1342 states and 1501 transitions. [2023-11-19 03:13:36,950 INFO L276 IsEmpty]: Start isEmpty. Operand 1342 states and 1501 transitions. [2023-11-19 03:13:36,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:13:36,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:36,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:37,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:37,055 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:37,078 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 03:13:37,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:37,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1345 states and 1505 transitions. [2023-11-19 03:13:37,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1505 transitions. [2023-11-19 03:13:37,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:13:37,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:37,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:37,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:13:37,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:37,237 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 03:13:37,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:37,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 1344 states and 1504 transitions. [2023-11-19 03:13:37,265 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1504 transitions. [2023-11-19 03:13:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:13:37,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:37,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:37,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:13:37,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:37,384 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 03:13:37,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:37,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:37,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1345 states and 1506 transitions. [2023-11-19 03:13:37,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1345 states and 1506 transitions. [2023-11-19 03:13:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:13:37,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:37,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:38,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:38,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-19 03:13:38,004 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:38,028 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 03:13:38,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:38,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1348 states and 1510 transitions. [2023-11-19 03:13:38,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1510 transitions. [2023-11-19 03:13:38,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:38,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:38,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:38,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:38,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:13:38,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:38,144 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 03:13:38,177 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 03:13:38,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:38,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1364 states and 1528 transitions. [2023-11-19 03:13:38,669 INFO L276 IsEmpty]: Start isEmpty. Operand 1364 states and 1528 transitions. [2023-11-19 03:13:38,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:38,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:38,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:38,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:38,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:13:38,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:38,782 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 03:13:38,858 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 03:13:39,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:39,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1553 states to 1380 states and 1553 transitions. [2023-11-19 03:13:39,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1553 transitions. [2023-11-19 03:13:39,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:13:39,457 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:39,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:39,536 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 03:13:39,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:39,540 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 03:13:41,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:13:41,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:41,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1551 states to 1380 states and 1551 transitions. [2023-11-19 03:13:41,840 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 1551 transitions. [2023-11-19 03:13:41,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:13:41,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:41,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:41,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:41,969 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:13:41,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:41,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-19 03:13:42,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:13:45,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:13:45,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:13:45,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1570 states to 1395 states and 1570 transitions. [2023-11-19 03:13:45,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1570 transitions. [2023-11-19 03:13:45,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:13:45,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:13:45,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:13:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:13:46,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:13:46,053 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:13:46,081 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 03:13:56,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 03:14:06,217 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []