./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi --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 be29e8161f6a6b8e8b181f151bf5388e6a9e3237ae426f572d4ceda403cee9b8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:28,911 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:28,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:08:28,987 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:28,988 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:29,033 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:29,036 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:29,038 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:29,039 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:29,044 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:29,045 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:29,046 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:29,047 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:29,049 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:08:29,049 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:08:29,050 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:08:29,050 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:29,051 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:29,051 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:29,052 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:29,052 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:29,053 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:29,054 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:29,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:29,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:29,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:29,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:29,057 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:29,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:29,058 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_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be29e8161f6a6b8e8b181f151bf5388e6a9e3237ae426f572d4ceda403cee9b8 [2023-11-24 23:08:29,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:29,438 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:29,441 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:29,442 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:29,444 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:29,445 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-2.i [2023-11-24 23:08:32,643 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:32,969 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:32,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-2.i [2023-11-24 23:08:33,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/data/c1720e4a0/5e97c97abebb4acfa55506911947d01c/FLAG72362bdd3 [2023-11-24 23:08:33,022 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/data/c1720e4a0/5e97c97abebb4acfa55506911947d01c [2023-11-24 23:08:33,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:33,026 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:33,028 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:33,028 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:33,034 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:33,035 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:33" (1/1) ... [2023-11-24 23:08:33,036 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@676e501f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:33, skipping insertion in model container [2023-11-24 23:08:33,036 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:33" (1/1) ... [2023-11-24 23:08:33,111 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:33,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:33,795 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:34,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:34,083 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:34,090 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:34,091 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34 WrapperNode [2023-11-24 23:08:34,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:34,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:34,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:34,093 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:34,101 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,140 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,234 INFO L138 Inliner]: procedures = 177, calls = 333, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 1553 [2023-11-24 23:08:34,234 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:34,235 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:34,235 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:34,236 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:34,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,247 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,269 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,270 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,365 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,397 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,441 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:34,442 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:34,442 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:34,442 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:34,443 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:34" (1/1) ... [2023-11-24 23:08:34,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:34,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:34,476 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:34,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bfa18fbd-e432-4be2-b799-40c0f7d24aff/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:08:34,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:08:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:08:34,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:08:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:08:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:34,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:34,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:34,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:34,839 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:34,842 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:37,907 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:39,426 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:39,426 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-11-24 23:08:39,428 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:39 BoogieIcfgContainer [2023-11-24 23:08:39,429 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:39,430 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:39,430 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:39,440 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:39,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:39" (1/1) ... [2023-11-24 23:08:39,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:08:39,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:39,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1142 states and 1283 transitions. [2023-11-24 23:08:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1283 transitions. [2023-11-24 23:08:39,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:08:39,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:39,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:39,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:39,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:39,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1143 states and 1284 transitions. [2023-11-24 23:08:39,847 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1284 transitions. [2023-11-24 23:08:39,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:08:39,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:39,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:39,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:40,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:40,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1142 states and 1283 transitions. [2023-11-24 23:08:40,038 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1283 transitions. [2023-11-24 23:08:40,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:08:40,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:40,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:40,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:40,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:40,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:40,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1141 states and 1282 transitions. [2023-11-24 23:08:40,378 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1282 transitions. [2023-11-24 23:08:40,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:08:40,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:40,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:40,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:40,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:40,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:40,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1142 states and 1284 transitions. [2023-11-24 23:08:40,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1284 transitions. [2023-11-24 23:08:40,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 23:08:40,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:40,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:40,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:40,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:40,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1142 states and 1283 transitions. [2023-11-24 23:08:40,572 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1283 transitions. [2023-11-24 23:08:40,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:08:40,573 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:40,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:40,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:40,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:40,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1141 states and 1282 transitions. [2023-11-24 23:08:40,668 INFO L276 IsEmpty]: Start isEmpty. Operand 1141 states and 1282 transitions. [2023-11-24 23:08:40,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:08:40,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:40,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:40,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:40,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:40,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:40,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 1143 states and 1285 transitions. [2023-11-24 23:08:40,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1285 transitions. [2023-11-24 23:08:40,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:08:40,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:40,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:40,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:40,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:40,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1284 states to 1142 states and 1284 transitions. [2023-11-24 23:08:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1284 transitions. [2023-11-24 23:08:40,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:08:40,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:40,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:41,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:41,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:41,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1145 states and 1289 transitions. [2023-11-24 23:08:41,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1289 transitions. [2023-11-24 23:08:41,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:08:41,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:41,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:41,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:41,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:41,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1146 states and 1291 transitions. [2023-11-24 23:08:41,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1291 transitions. [2023-11-24 23:08:41,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:08:41,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:41,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:41,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:41,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1146 states and 1290 transitions. [2023-11-24 23:08:41,667 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 1290 transitions. [2023-11-24 23:08:41,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:08:41,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:41,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:41,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:41,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:41,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1292 states to 1147 states and 1292 transitions. [2023-11-24 23:08:41,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1292 transitions. [2023-11-24 23:08:41,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:08:41,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:41,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:41,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:42,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:42,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:42,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1148 states and 1294 transitions. [2023-11-24 23:08:42,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1148 states and 1294 transitions. [2023-11-24 23:08:42,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:08:42,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:42,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:42,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:42,424 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:42,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:42,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1149 states and 1296 transitions. [2023-11-24 23:08:42,590 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1296 transitions. [2023-11-24 23:08:42,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:08:42,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:42,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:42,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:42,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:42,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:42,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1151 states and 1300 transitions. [2023-11-24 23:08:42,837 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1300 transitions. [2023-11-24 23:08:42,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:08:42,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:42,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:42,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:42,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:42,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:42,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1299 states to 1150 states and 1299 transitions. [2023-11-24 23:08:42,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1150 states and 1299 transitions. [2023-11-24 23:08:42,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:08:42,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:42,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:42,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:42,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:42,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1151 states and 1300 transitions. [2023-11-24 23:08:42,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1151 states and 1300 transitions. [2023-11-24 23:08:42,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:08:42,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:42,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:42,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:42,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:43,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:43,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1302 states to 1152 states and 1302 transitions. [2023-11-24 23:08:43,166 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1302 transitions. [2023-11-24 23:08:43,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:08:43,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:43,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:43,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:43,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:43,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1155 states and 1307 transitions. [2023-11-24 23:08:43,738 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1307 transitions. [2023-11-24 23:08:43,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:08:43,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:43,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:43,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:44,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1162 states and 1320 transitions. [2023-11-24 23:08:44,632 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1320 transitions. [2023-11-24 23:08:44,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:08:44,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:44,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:44,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:44,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 1164 states and 1322 transitions. [2023-11-24 23:08:44,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1322 transitions. [2023-11-24 23:08:44,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:08:44,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:44,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:44,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:44,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1318 states to 1164 states and 1318 transitions. [2023-11-24 23:08:44,975 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1318 transitions. [2023-11-24 23:08:44,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:08:44,978 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:44,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:45,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:45,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:08:45,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:45,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:45,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:45,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1164 states and 1316 transitions. [2023-11-24 23:08:45,121 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1316 transitions. [2023-11-24 23:08:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:08:45,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:45,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:45,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1164 states and 1310 transitions. [2023-11-24 23:08:45,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 1310 transitions. [2023-11-24 23:08:45,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:08:45,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:45,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:45,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1316 states to 1169 states and 1316 transitions. [2023-11-24 23:08:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1316 transitions. [2023-11-24 23:08:45,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:08:45,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:45,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:45,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:45,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:46,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:46,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1132 states and 1274 transitions. [2023-11-24 23:08:46,056 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1274 transitions. [2023-11-24 23:08:46,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 23:08:46,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:46,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:46,136 INFO L262 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:08:46,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:46,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:46,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1132 states and 1270 transitions. [2023-11-24 23:08:46,154 INFO L276 IsEmpty]: Start isEmpty. Operand 1132 states and 1270 transitions. [2023-11-24 23:08:46,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:08:46,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:46,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:46,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:47,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:47,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1142 states and 1289 transitions. [2023-11-24 23:08:47,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1289 transitions. [2023-11-24 23:08:47,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:08:47,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:47,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:47,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:47,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:47,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:47,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 1143 states and 1290 transitions. [2023-11-24 23:08:47,961 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1290 transitions. [2023-11-24 23:08:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:08:47,961 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:47,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:47,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:47,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:47,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 1143 states and 1288 transitions. [2023-11-24 23:08:47,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1143 states and 1288 transitions. [2023-11-24 23:08:47,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:08:47,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:47,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:48,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:48,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1145 states and 1291 transitions. [2023-11-24 23:08:48,440 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1291 transitions. [2023-11-24 23:08:48,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:08:48,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:48,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:48,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:48,515 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:08:48,518 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:48,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:48,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1145 states and 1289 transitions. [2023-11-24 23:08:48,536 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1289 transitions. [2023-11-24 23:08:48,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:08:48,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:48,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:48,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:48,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:08:48,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:48,692 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 [2023-11-24 23:08:48,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:48,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:48,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1293 states to 1147 states and 1293 transitions. [2023-11-24 23:08:48,895 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1293 transitions. [2023-11-24 23:08:48,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:08:48,901 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:48,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:48,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:48,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:08:48,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:49,019 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 [2023-11-24 23:08:49,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:49,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:49,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1152 states and 1300 transitions. [2023-11-24 23:08:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1152 states and 1300 transitions. [2023-11-24 23:08:49,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:08:49,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:49,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:49,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:49,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:50,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:50,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1155 states and 1305 transitions. [2023-11-24 23:08:50,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1305 transitions. [2023-11-24 23:08:50,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:08:50,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:50,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:50,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:50,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:50,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:50,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:50,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:50,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1154 states and 1304 transitions. [2023-11-24 23:08:50,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1304 transitions. [2023-11-24 23:08:50,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:08:50,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:50,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:50,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:50,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:50,248 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:50,266 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 [2023-11-24 23:08:50,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:50,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:50,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1155 states and 1305 transitions. [2023-11-24 23:08:50,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 1305 transitions. [2023-11-24 23:08:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:08:50,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:50,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:50,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:50,835 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:51,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:51,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 1157 states and 1311 transitions. [2023-11-24 23:08:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1311 transitions. [2023-11-24 23:08:51,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:08:51,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:51,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:51,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:51,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:51,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:51,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:51,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1156 states and 1310 transitions. [2023-11-24 23:08:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1310 transitions. [2023-11-24 23:08:51,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:08:51,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:51,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:51,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:51,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:51,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:51,719 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 [2023-11-24 23:08:51,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:52,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:52,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 1157 states and 1312 transitions. [2023-11-24 23:08:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 1312 transitions. [2023-11-24 23:08:52,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:08:52,365 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:52,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:52,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:52,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:53,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1162 states and 1320 transitions. [2023-11-24 23:08:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1320 transitions. [2023-11-24 23:08:53,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:08:53,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:53,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:53,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:53,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:53,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:53,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:53,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1319 states to 1161 states and 1319 transitions. [2023-11-24 23:08:53,233 INFO L276 IsEmpty]: Start isEmpty. Operand 1161 states and 1319 transitions. [2023-11-24 23:08:53,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:08:53,234 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:53,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:53,319 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:53,322 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:53,330 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 [2023-11-24 23:08:53,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:53,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:53,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 1162 states and 1321 transitions. [2023-11-24 23:08:53,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1162 states and 1321 transitions. [2023-11-24 23:08:53,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:08:53,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:53,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:54,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:08:54,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:54,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:54,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:54,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1327 states to 1165 states and 1327 transitions. [2023-11-24 23:08:54,449 INFO L276 IsEmpty]: Start isEmpty. Operand 1165 states and 1327 transitions. [2023-11-24 23:08:54,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:08:54,449 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:54,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:54,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:54,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:54,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:54,539 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 [2023-11-24 23:08:54,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:54,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:54,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1166 states and 1330 transitions. [2023-11-24 23:08:54,851 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1330 transitions. [2023-11-24 23:08:54,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:08:54,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:54,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:54,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:54,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:54,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:55,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:55,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 1166 states and 1329 transitions. [2023-11-24 23:08:55,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1166 states and 1329 transitions. [2023-11-24 23:08:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:08:55,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:55,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:55,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:55,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1334 states to 1169 states and 1334 transitions. [2023-11-24 23:08:55,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1334 transitions. [2023-11-24 23:08:55,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:08:55,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:55,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:55,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:55,548 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:55,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:55,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:55,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:55,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1333 states to 1168 states and 1333 transitions. [2023-11-24 23:08:55,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1333 transitions. [2023-11-24 23:08:55,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:08:55,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:55,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:55,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:55,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:55,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:55,683 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 [2023-11-24 23:08:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:56,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:56,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1169 states and 1335 transitions. [2023-11-24 23:08:56,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1169 states and 1335 transitions. [2023-11-24 23:08:56,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:08:56,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:56,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:56,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:56,505 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:08:56,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:56,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:56,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:56,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 1172 states and 1339 transitions. [2023-11-24 23:08:56,554 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1339 transitions. [2023-11-24 23:08:56,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:08:56,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:56,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:56,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:56,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:56,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:56,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1171 states and 1338 transitions. [2023-11-24 23:08:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 1171 states and 1338 transitions. [2023-11-24 23:08:56,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:08:56,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:56,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:56,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:56,754 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:56,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:56,767 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 [2023-11-24 23:08:56,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:57,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:57,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1340 states to 1172 states and 1340 transitions. [2023-11-24 23:08:57,465 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1340 transitions. [2023-11-24 23:08:57,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:08:57,465 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:57,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:57,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:57,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1175 states and 1344 transitions. [2023-11-24 23:08:57,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1344 transitions. [2023-11-24 23:08:57,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:08:57,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:57,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:57,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:57,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:57,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:57,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:57,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:57,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1174 states and 1343 transitions. [2023-11-24 23:08:57,725 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 1343 transitions. [2023-11-24 23:08:57,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:08:57,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:57,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:57,809 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:57,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:57,817 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 [2023-11-24 23:08:57,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:58,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:58,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 1175 states and 1345 transitions. [2023-11-24 23:08:58,533 INFO L276 IsEmpty]: Start isEmpty. Operand 1175 states and 1345 transitions. [2023-11-24 23:08:58,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:08:58,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:58,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:58,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:08:58,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:58,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:58,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:58,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 1178 states and 1349 transitions. [2023-11-24 23:08:58,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1349 transitions. [2023-11-24 23:08:58,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:08:58,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:58,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:58,767 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:08:58,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:58,796 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 1177 states and 1348 transitions. [2023-11-24 23:08:58,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1177 states and 1348 transitions. [2023-11-24 23:08:58,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:08:58,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:58,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:58,906 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:58,908 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:58,916 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 [2023-11-24 23:08:59,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:59,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:59,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1178 states and 1350 transitions. [2023-11-24 23:08:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 1178 states and 1350 transitions. [2023-11-24 23:08:59,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:08:59,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:59,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:59,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:59,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:08:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:59,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1354 states to 1181 states and 1354 transitions. [2023-11-24 23:08:59,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1181 states and 1354 transitions. [2023-11-24 23:08:59,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:08:59,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:59,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:59,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:59,907 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:08:59,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:08:59,915 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 [2023-11-24 23:09:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:00,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:00,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1357 states to 1182 states and 1357 transitions. [2023-11-24 23:09:00,299 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1357 transitions. [2023-11-24 23:09:00,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:09:00,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:00,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:00,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:00,388 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:00,389 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:00,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:00,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:00,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 1182 states and 1356 transitions. [2023-11-24 23:09:00,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1182 states and 1356 transitions. [2023-11-24 23:09:00,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:09:00,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:00,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:00,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:00,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:00,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:00,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:00,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1185 states and 1360 transitions. [2023-11-24 23:09:00,923 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1360 transitions. [2023-11-24 23:09:00,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:09:00,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:00,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:01,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:01,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:01,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:01,032 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:01,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:01,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 1184 states and 1359 transitions. [2023-11-24 23:09:01,054 INFO L276 IsEmpty]: Start isEmpty. Operand 1184 states and 1359 transitions. [2023-11-24 23:09:01,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:09:01,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:01,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:01,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:01,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:09:01,143 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:01,151 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 [2023-11-24 23:09:01,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:01,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:01,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 1185 states and 1361 transitions. [2023-11-24 23:09:01,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1185 states and 1361 transitions. [2023-11-24 23:09:01,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:01,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:01,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:02,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:02,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1188 states and 1365 transitions. [2023-11-24 23:09:02,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1365 transitions. [2023-11-24 23:09:02,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:02,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:02,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:09:02,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:02,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:02,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:02,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 1187 states and 1364 transitions. [2023-11-24 23:09:02,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1187 states and 1364 transitions. [2023-11-24 23:09:02,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:02,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:02,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:02,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:02,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:09:02,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:02,318 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 [2023-11-24 23:09:02,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:03,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1188 states and 1366 transitions. [2023-11-24 23:09:03,058 INFO L276 IsEmpty]: Start isEmpty. Operand 1188 states and 1366 transitions. [2023-11-24 23:09:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 23:09:03,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:03,137 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:03,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:03,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:03,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1191 states and 1370 transitions. [2023-11-24 23:09:03,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1191 states and 1370 transitions. [2023-11-24 23:09:03,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:09:03,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:03,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:03,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:04,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:04,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1389 states to 1207 states and 1389 transitions. [2023-11-24 23:09:04,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1207 states and 1389 transitions. [2023-11-24 23:09:04,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:09:04,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:04,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:04,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:04,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:07,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:07,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1228 states and 1423 transitions. [2023-11-24 23:09:07,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1228 states and 1423 transitions. [2023-11-24 23:09:07,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:09:07,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:07,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:07,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:07,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:09:07,110 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:07,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:07,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:07,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1427 states to 1231 states and 1427 transitions. [2023-11-24 23:09:07,168 INFO L276 IsEmpty]: Start isEmpty. Operand 1231 states and 1427 transitions. [2023-11-24 23:09:07,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:09:07,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:07,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:07,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:07,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:08,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:08,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1443 states to 1242 states and 1443 transitions. [2023-11-24 23:09:08,606 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1443 transitions. [2023-11-24 23:09:08,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:09:08,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:08,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:08,708 INFO L262 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:09:08,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:08,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:18,735 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 [] [2023-11-24 23:09:18,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:18,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 1242 states and 1441 transitions. [2023-11-24 23:09:18,767 INFO L276 IsEmpty]: Start isEmpty. Operand 1242 states and 1441 transitions. [2023-11-24 23:09:18,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:09:18,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:18,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:18,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:18,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:09:18,856 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:18,861 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 [2023-11-24 23:09:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:09:19,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:09:19,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1258 states and 1459 transitions. [2023-11-24 23:09:19,729 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1459 transitions. [2023-11-24 23:09:19,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:09:19,730 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:09:19,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:09:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:09:19,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:09:19,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:09:19,823 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 [2023-11-24 23:09:19,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.