./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.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_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/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_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/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_a1a789e1-46a4-4101-b0ff-0a500a105af3/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 3d4f4fa5c64db6e2d1986e03259021eba4df8a22df3a334e78927feece513264 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:29,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:29,139 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:06:29,144 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:29,144 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:29,182 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:29,183 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:29,184 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:29,184 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:29,185 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:29,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:29,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:29,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:29,187 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:06:29,188 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:06:29,188 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:06:29,189 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:29,189 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:06:29,190 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:29,190 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:29,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:29,196 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:29,197 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:29,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:29,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:29,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:29,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:29,199 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:29,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:29,200 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_a1a789e1-46a4-4101-b0ff-0a500a105af3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d4f4fa5c64db6e2d1986e03259021eba4df8a22df3a334e78927feece513264 [2023-11-24 23:06:29,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:29,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:29,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:29,579 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:29,581 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:29,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i [2023-11-24 23:06:32,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:33,011 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:33,012 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test7-1.i [2023-11-24 23:06:33,034 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/data/dd731a78c/f0c69a28e0cc41f2affbd45ca4112996/FLAG38d06c335 [2023-11-24 23:06:33,049 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/data/dd731a78c/f0c69a28e0cc41f2affbd45ca4112996 [2023-11-24 23:06:33,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:33,054 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:33,056 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:33,056 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:33,061 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:33,062 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:33,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@342ee381 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33, skipping insertion in model container [2023-11-24 23:06:33,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:33,148 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:33,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:33,851 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:34,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:34,067 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:06:34,074 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:34,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34 WrapperNode [2023-11-24 23:06:34,074 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:34,075 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:34,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:34,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:34,084 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,209 INFO L138 Inliner]: procedures = 176, calls = 280, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1365 [2023-11-24 23:06:34,210 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:34,211 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:34,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:34,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:34,224 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,337 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,370 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:34,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:34,417 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:34,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:34,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:34,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:34,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:34,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a1a789e1-46a4-4101-b0ff-0a500a105af3/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:34,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:06:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:06:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:06:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:06:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:06:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:06:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:06:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:06:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:06:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:34,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:34,868 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:34,870 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:37,192 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:38,594 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:38,595 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 23:06:38,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:38 BoogieIcfgContainer [2023-11-24 23:06:38,597 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:38,598 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:38,599 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:38,610 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:38,610 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:38" (1/1) ... [2023-11-24 23:06:38,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:38,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:38,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 952 states and 1071 transitions. [2023-11-24 23:06:38,711 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1071 transitions. [2023-11-24 23:06:38,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:06:38,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:38,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:38,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:38,996 INFO 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 23:06:39,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 951 states and 1070 transitions. [2023-11-24 23:06:39,069 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1070 transitions. [2023-11-24 23:06:39,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:06:39,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:39,201 INFO 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 23:06:39,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 950 states and 1069 transitions. [2023-11-24 23:06:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1069 transitions. [2023-11-24 23:06:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:06:39,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:39,342 INFO 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 23:06:39,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 949 states and 1067 transitions. [2023-11-24 23:06:39,366 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1067 transitions. [2023-11-24 23:06:39,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:06:39,367 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:39,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:39,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 950 states and 1069 transitions. [2023-11-24 23:06:39,582 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1069 transitions. [2023-11-24 23:06:39,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:39,583 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:39,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:39,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 949 states and 1068 transitions. [2023-11-24 23:06:39,683 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1068 transitions. [2023-11-24 23:06:39,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:39,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:39,855 INFO 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 23:06:39,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:39,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 952 states and 1073 transitions. [2023-11-24 23:06:39,971 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1073 transitions. [2023-11-24 23:06:39,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:39,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:39,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,001 INFO 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 23:06:40,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-24 23:06:40,019 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-24 23:06:40,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:06:40,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,062 INFO 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 23:06:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 952 states and 1074 transitions. [2023-11-24 23:06:40,080 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1074 transitions. [2023-11-24 23:06:40,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:06:40,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:40,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 953 states and 1076 transitions. [2023-11-24 23:06:40,265 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1076 transitions. [2023-11-24 23:06:40,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:06:40,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,371 INFO 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 23:06:40,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 954 states and 1078 transitions. [2023-11-24 23:06:40,698 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1078 transitions. [2023-11-24 23:06:40,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:06:40,698 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:40,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 953 states and 1076 transitions. [2023-11-24 23:06:40,765 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1076 transitions. [2023-11-24 23:06:40,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:06:40,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,811 INFO 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 23:06:40,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:40,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 954 states and 1078 transitions. [2023-11-24 23:06:40,841 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1078 transitions. [2023-11-24 23:06:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:06:40,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:40,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:40,915 INFO 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 23:06:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:41,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 956 states and 1083 transitions. [2023-11-24 23:06:41,098 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1083 transitions. [2023-11-24 23:06:41,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:06:41,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:41,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:41,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:41,134 INFO 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 23:06:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 957 states and 1084 transitions. [2023-11-24 23:06:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1084 transitions. [2023-11-24 23:06:41,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:06:41,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:41,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:41,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:41,380 INFO 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 23:06:41,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:41,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 956 states and 1083 transitions. [2023-11-24 23:06:41,403 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1083 transitions. [2023-11-24 23:06:41,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:06:41,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:41,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:41,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:41,447 INFO 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 23:06:41,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:41,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 957 states and 1084 transitions. [2023-11-24 23:06:41,471 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1084 transitions. [2023-11-24 23:06:41,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:06:41,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:41,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:41,506 INFO 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 23:06:41,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 958 states and 1086 transitions. [2023-11-24 23:06:41,655 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1086 transitions. [2023-11-24 23:06:41,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:06:41,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:41,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:41,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:41,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:42,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:42,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 961 states and 1091 transitions. [2023-11-24 23:06:42,099 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1091 transitions. [2023-11-24 23:06:42,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:06:42,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:42,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:42,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:42,267 INFO 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 23:06:42,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:42,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 963 states and 1094 transitions. [2023-11-24 23:06:42,689 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1094 transitions. [2023-11-24 23:06:42,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:06:42,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:42,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:42,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:42,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:06:42,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:42,786 INFO 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 23:06:42,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:42,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 963 states and 1092 transitions. [2023-11-24 23:06:42,803 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1092 transitions. [2023-11-24 23:06:42,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:06:42,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:42,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:42,878 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:06:42,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:42,882 INFO 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 23:06:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:42,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 963 states and 1088 transitions. [2023-11-24 23:06:42,895 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1088 transitions. [2023-11-24 23:06:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:06:42,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:42,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:42,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:42,972 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:06:42,974 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:42,977 INFO 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 23:06:42,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:42,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 963 states and 1086 transitions. [2023-11-24 23:06:42,990 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1086 transitions. [2023-11-24 23:06:42,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:06:42,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:42,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:43,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:43,071 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:06:43,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:43,127 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 23:06:43,202 INFO 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 23:06:43,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:43,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 965 states and 1090 transitions. [2023-11-24 23:06:43,300 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1090 transitions. [2023-11-24 23:06:43,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:06:43,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:43,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:43,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:06:43,390 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:43,408 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 23:06:43,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:43,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:43,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 970 states and 1097 transitions. [2023-11-24 23:06:43,839 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1097 transitions. [2023-11-24 23:06:43,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:06:43,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:43,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:43,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:43,925 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:43,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:44,046 INFO 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 23:06:44,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:44,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 972 states and 1103 transitions. [2023-11-24 23:06:44,481 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1103 transitions. [2023-11-24 23:06:44,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:06:44,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:44,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:44,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:44,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:44,574 INFO 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 23:06:44,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:44,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 971 states and 1102 transitions. [2023-11-24 23:06:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1102 transitions. [2023-11-24 23:06:44,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:06:44,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:44,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:44,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:44,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:44,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:44,696 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:06:44,906 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 23:06:45,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:45,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 972 states and 1103 transitions. [2023-11-24 23:06:45,097 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1103 transitions. [2023-11-24 23:06:45,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:06:45,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:45,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:45,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:45,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:45,189 INFO 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 23:06:45,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:45,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 971 states and 1102 transitions. [2023-11-24 23:06:45,215 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1102 transitions. [2023-11-24 23:06:45,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:06:45,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:45,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:45,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:45,305 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:45,311 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:45,328 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 23:06:45,466 INFO 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 23:06:45,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:45,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 972 states and 1104 transitions. [2023-11-24 23:06:45,857 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1104 transitions. [2023-11-24 23:06:45,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:06:45,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:45,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:45,966 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:06:45,968 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:46,053 INFO 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 23:06:46,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:46,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 975 states and 1110 transitions. [2023-11-24 23:06:46,310 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1110 transitions. [2023-11-24 23:06:46,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:06:46,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:46,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:46,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:46,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:46,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:46,453 INFO 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 23:06:46,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:46,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 974 states and 1109 transitions. [2023-11-24 23:06:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1109 transitions. [2023-11-24 23:06:46,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:06:46,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:46,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:46,572 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:46,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:46,585 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 23:06:46,755 INFO 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 23:06:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:47,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 975 states and 1111 transitions. [2023-11-24 23:06:47,236 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1111 transitions. [2023-11-24 23:06:47,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:06:47,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:47,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:47,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:47,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:47,348 INFO 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 23:06:47,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:47,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 974 states and 1110 transitions. [2023-11-24 23:06:47,378 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1110 transitions. [2023-11-24 23:06:47,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:06:47,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:47,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:47,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:47,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:47,502 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 23:06:47,666 INFO 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 23:06:48,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:48,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 975 states and 1112 transitions. [2023-11-24 23:06:48,104 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1112 transitions. [2023-11-24 23:06:48,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:06:48,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:48,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:48,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:06:48,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:48,231 INFO 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 23:06:48,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:48,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 978 states and 1116 transitions. [2023-11-24 23:06:48,268 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1116 transitions. [2023-11-24 23:06:48,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:06:48,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:48,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:48,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:48,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:48,380 INFO 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 23:06:48,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:48,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 977 states and 1115 transitions. [2023-11-24 23:06:48,406 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1115 transitions. [2023-11-24 23:06:48,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:06:48,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:48,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:48,502 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:48,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:48,514 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 23:06:48,659 INFO 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 23:06:49,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:49,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 978 states and 1117 transitions. [2023-11-24 23:06:49,039 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1117 transitions. [2023-11-24 23:06:49,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:06:49,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:49,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:49,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:49,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:49,116 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:49,126 INFO 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 23:06:49,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:49,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 977 states and 1116 transitions. [2023-11-24 23:06:49,175 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1116 transitions. [2023-11-24 23:06:49,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:06:49,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:49,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:49,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:49,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:49,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:49,272 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 23:06:49,415 INFO 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 23:06:49,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:49,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 978 states and 1118 transitions. [2023-11-24 23:06:49,801 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1118 transitions. [2023-11-24 23:06:49,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:06:49,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:49,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:49,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:06:49,875 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:49,894 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 23:06:49,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:49,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 981 states and 1122 transitions. [2023-11-24 23:06:49,933 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1122 transitions. [2023-11-24 23:06:49,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:06:49,934 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:49,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:50,009 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:50,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:50,023 INFO 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 23:06:50,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:50,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 980 states and 1121 transitions. [2023-11-24 23:06:50,048 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1121 transitions. [2023-11-24 23:06:50,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:06:50,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:50,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:50,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:50,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:50,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:50,133 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 23:06:50,268 INFO 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 23:06:50,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:50,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 981 states and 1123 transitions. [2023-11-24 23:06:50,638 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1123 transitions. [2023-11-24 23:06:50,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:06:50,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:50,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:50,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:50,723 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:50,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:50,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:50,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 980 states and 1122 transitions. [2023-11-24 23:06:50,768 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1122 transitions. [2023-11-24 23:06:50,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:06:50,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:50,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:50,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:50,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:50,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:50,857 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 23:06:51,009 INFO 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 23:06:51,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:51,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 981 states and 1124 transitions. [2023-11-24 23:06:51,439 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1124 transitions. [2023-11-24 23:06:51,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:06:51,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:51,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:51,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:51,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:06:51,543 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:51,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 984 states and 1128 transitions. [2023-11-24 23:06:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1128 transitions. [2023-11-24 23:06:51,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:06:51,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:51,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:51,695 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:51,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:51,727 INFO 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 23:06:51,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:51,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 983 states and 1127 transitions. [2023-11-24 23:06:51,752 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1127 transitions. [2023-11-24 23:06:51,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:06:51,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:51,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:51,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:51,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:51,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:51,857 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 23:06:52,043 INFO 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 23:06:52,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:52,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 984 states and 1129 transitions. [2023-11-24 23:06:52,505 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1129 transitions. [2023-11-24 23:06:52,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:06:52,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:52,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:52,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:52,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:52,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:52,613 INFO 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 23:06:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:52,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 983 states and 1128 transitions. [2023-11-24 23:06:52,639 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1128 transitions. [2023-11-24 23:06:52,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:06:52,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:52,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:52,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:52,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:52,735 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:52,741 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 23:06:52,912 INFO 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 23:06:53,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:53,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 984 states and 1130 transitions. [2023-11-24 23:06:53,391 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1130 transitions. [2023-11-24 23:06:53,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:06:53,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:53,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,476 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:06:53,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:53,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:53,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 987 states and 1134 transitions. [2023-11-24 23:06:53,543 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1134 transitions. [2023-11-24 23:06:53,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:06:53,544 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:53,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:06:53,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:53,664 INFO 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 23:06:53,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:53,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 986 states and 1133 transitions. [2023-11-24 23:06:53,692 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1133 transitions. [2023-11-24 23:06:53,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:06:53,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:53,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:53,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:53,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:06:53,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:53,846 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 23:06:54,048 INFO 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 23:06:54,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:54,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 987 states and 1135 transitions. [2023-11-24 23:06:54,566 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1135 transitions. [2023-11-24 23:06:54,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:06:54,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:54,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:54,648 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:06:54,650 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:54,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:54,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:54,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 990 states and 1139 transitions. [2023-11-24 23:06:54,717 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1139 transitions. [2023-11-24 23:06:54,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:54,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:54,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:54,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:06:54,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:54,804 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 23:06:54,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1006 states and 1157 transitions. [2023-11-24 23:06:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1157 transitions. [2023-11-24 23:06:55,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:55,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:55,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:55,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:55,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:06:55,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:55,471 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 23:06:55,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:56,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:56,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1022 states and 1182 transitions. [2023-11-24 23:06:56,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1182 transitions. [2023-11-24 23:06:56,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:56,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:56,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:56,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:56,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:06:56,494 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:06:56,505 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 23:07:06,577 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:06,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:06,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1022 states and 1180 transitions. [2023-11-24 23:07:06,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1180 transitions. [2023-11-24 23:07:06,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:07:06,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:06,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:06,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-24 23:07:06,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:07:06,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:16,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:07:26,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []