./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/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_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/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_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/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 22b4144b7005899e18ff8135fa52f12863f7106dbe1ddb808d25d8593c5f8fc4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:54,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:54,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:01:54,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:01:54,157 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:01:54,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:54,186 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:54,186 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:54,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:54,188 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:54,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:01:54,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:54,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:54,190 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:01:54,191 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:01:54,191 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:01:54,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:54,193 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:54,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:54,194 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:54,195 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:54,195 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:54,196 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:54,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:54,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:54,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:54,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:54,199 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:01:54,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:01:54,200 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_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 22b4144b7005899e18ff8135fa52f12863f7106dbe1ddb808d25d8593c5f8fc4 [2023-11-24 23:01:54,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:54,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:54,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:54,553 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:54,554 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:54,556 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i [2023-11-24 23:01:57,842 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:58,231 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:58,233 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-1.i [2023-11-24 23:01:58,266 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/data/71f4fb05c/05b3aeb3b23c4a83b8ac199307aae139/FLAG5e1b1495c [2023-11-24 23:01:58,285 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/data/71f4fb05c/05b3aeb3b23c4a83b8ac199307aae139 [2023-11-24 23:01:58,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:58,289 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:58,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:58,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:58,301 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:58,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:58" (1/1) ... [2023-11-24 23:01:58,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f0fece6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:58, skipping insertion in model container [2023-11-24 23:01:58,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:58" (1/1) ... [2023-11-24 23:01:58,380 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:59,092 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:59,116 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:59,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:59,307 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:59,315 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:59,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59 WrapperNode [2023-11-24 23:01:59,316 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:59,318 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:59,318 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:59,318 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:59,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,525 INFO L138 Inliner]: procedures = 176, calls = 280, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 1365 [2023-11-24 23:01:59,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:59,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:59,526 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:59,526 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:59,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,549 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,641 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,664 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:59,667 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:59,667 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:59,668 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:59,668 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:59" (1/1) ... [2023-11-24 23:01:59,684 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:59,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:59,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:59,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f3de68d-c551-4049-8b67-b9ba5dc9ac19/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:59,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:01:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:01:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:01:59,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:59,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:01:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:01:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 23:01:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:01:59,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:01:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:01:59,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:59,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:00,074 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:00,079 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:02,677 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:04,085 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:04,086 INFO L309 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-24 23:02:04,088 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:04 BoogieIcfgContainer [2023-11-24 23:02:04,088 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:04,089 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:04,090 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:04,100 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:04,101 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:02:04,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:04,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1071 states to 952 states and 1071 transitions. [2023-11-24 23:02:04,198 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1071 transitions. [2023-11-24 23:02:04,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:02:04,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:04,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:04,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:04,435 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 23:02:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 951 states and 1070 transitions. [2023-11-24 23:02:04,527 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1070 transitions. [2023-11-24 23:02:04,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:02:04,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:04,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:04,682 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 23:02:04,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:04,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 950 states and 1069 transitions. [2023-11-24 23:02:04,765 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1069 transitions. [2023-11-24 23:02:04,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:02:04,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:04,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:04,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:04,812 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 23:02:04,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:04,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 949 states and 1067 transitions. [2023-11-24 23:02:04,834 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1067 transitions. [2023-11-24 23:02:04,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:02:04,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:04,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:04,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:04,941 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 23:02:05,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 950 states and 1069 transitions. [2023-11-24 23:02:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1069 transitions. [2023-11-24 23:02:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:02:05,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,178 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 23:02:05,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 949 states and 1068 transitions. [2023-11-24 23:02:05,209 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1068 transitions. [2023-11-24 23:02:05,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:02:05,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,329 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 23:02:05,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 952 states and 1073 transitions. [2023-11-24 23:02:05,458 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1073 transitions. [2023-11-24 23:02:05,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:02:05,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,494 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 23:02:05,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 951 states and 1072 transitions. [2023-11-24 23:02:05,512 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1072 transitions. [2023-11-24 23:02:05,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 23:02:05,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,571 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 23:02:05,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 952 states and 1074 transitions. [2023-11-24 23:02:05,596 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1074 transitions. [2023-11-24 23:02:05,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:05,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,666 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 23:02:05,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 953 states and 1076 transitions. [2023-11-24 23:02:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1076 transitions. [2023-11-24 23:02:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:05,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:05,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:05,878 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 23:02:06,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 954 states and 1078 transitions. [2023-11-24 23:02:06,225 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1078 transitions. [2023-11-24 23:02:06,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:06,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,265 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 23:02:06,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 953 states and 1076 transitions. [2023-11-24 23:02:06,302 INFO L276 IsEmpty]: Start isEmpty. Operand 953 states and 1076 transitions. [2023-11-24 23:02:06,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:02:06,303 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,354 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 23:02:06,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 954 states and 1078 transitions. [2023-11-24 23:02:06,385 INFO L276 IsEmpty]: Start isEmpty. Operand 954 states and 1078 transitions. [2023-11-24 23:02:06,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:02:06,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:06,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 956 states and 1083 transitions. [2023-11-24 23:02:06,627 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1083 transitions. [2023-11-24 23:02:06,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 23:02:06,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,666 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 23:02:06,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 957 states and 1084 transitions. [2023-11-24 23:02:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1084 transitions. [2023-11-24 23:02:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:02:06,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,915 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 23:02:06,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:06,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 956 states and 1083 transitions. [2023-11-24 23:02:06,936 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1083 transitions. [2023-11-24 23:02:06,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 23:02:06,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:06,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:06,981 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 23:02:07,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:07,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 957 states and 1084 transitions. [2023-11-24 23:02:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 957 states and 1084 transitions. [2023-11-24 23:02:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:02:07,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:07,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:07,037 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 23:02:07,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 958 states and 1086 transitions. [2023-11-24 23:02:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1086 transitions. [2023-11-24 23:02:07,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 23:02:07,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:07,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:07,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:07,271 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 23:02:07,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:07,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 961 states and 1091 transitions. [2023-11-24 23:02:07,653 INFO L276 IsEmpty]: Start isEmpty. Operand 961 states and 1091 transitions. [2023-11-24 23:02:07,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 23:02:07,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:07,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:07,782 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 23:02:08,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 963 states and 1094 transitions. [2023-11-24 23:02:08,173 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1094 transitions. [2023-11-24 23:02:08,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:02:08,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,273 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 23:02:08,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 963 states and 1092 transitions. [2023-11-24 23:02:08,289 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1092 transitions. [2023-11-24 23:02:08,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:02:08,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,366 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 23:02:08,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1088 states to 963 states and 1088 transitions. [2023-11-24 23:02:08,378 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1088 transitions. [2023-11-24 23:02:08,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:02:08,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,463 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 23:02:08,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 963 states and 1086 transitions. [2023-11-24 23:02:08,476 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1086 transitions. [2023-11-24 23:02:08,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:02:08,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,564 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,567 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,615 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 23:02:08,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:08,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:08,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 965 states and 1090 transitions. [2023-11-24 23:02:08,766 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1090 transitions. [2023-11-24 23:02:08,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 23:02:08,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:08,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:08,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:02:08,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:08,875 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 23:02:09,013 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 23:02:09,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:09,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 970 states and 1097 transitions. [2023-11-24 23:02:09,331 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1097 transitions. [2023-11-24 23:02:09,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:09,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:09,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:09,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:09,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:09,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:09,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 972 states and 1103 transitions. [2023-11-24 23:02:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1103 transitions. [2023-11-24 23:02:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:09,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:09,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:09,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:09,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:09,986 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 23:02:10,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:10,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 971 states and 1102 transitions. [2023-11-24 23:02:10,009 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1102 transitions. [2023-11-24 23:02:10,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:02:10,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:10,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:10,108 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:10,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:10,122 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 23:02:10,323 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 23:02:10,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:10,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 972 states and 1103 transitions. [2023-11-24 23:02:10,479 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1103 transitions. [2023-11-24 23:02:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:02:10,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:10,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:10,562 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:10,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:10,580 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 23:02:10,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:10,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 971 states and 1102 transitions. [2023-11-24 23:02:10,607 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 1102 transitions. [2023-11-24 23:02:10,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 23:02:10,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:10,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:10,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:10,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:10,692 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:10,707 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 23:02:10,833 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 23:02:11,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1104 states to 972 states and 1104 transitions. [2023-11-24 23:02:11,162 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1104 transitions. [2023-11-24 23:02:11,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:02:11,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:11,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:11,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:11,358 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 23:02:11,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 975 states and 1110 transitions. [2023-11-24 23:02:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1110 transitions. [2023-11-24 23:02:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:02:11,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:11,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:11,653 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:11,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:11,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:11,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 974 states and 1109 transitions. [2023-11-24 23:02:11,694 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1109 transitions. [2023-11-24 23:02:11,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 23:02:11,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:11,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:11,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:11,769 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:11,771 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:11,779 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 23:02:11,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:12,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:12,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 975 states and 1111 transitions. [2023-11-24 23:02:12,285 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1111 transitions. [2023-11-24 23:02:12,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:02:12,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:12,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:12,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:12,365 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:12,366 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:12,375 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 23:02:12,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:12,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 974 states and 1110 transitions. [2023-11-24 23:02:12,395 INFO L276 IsEmpty]: Start isEmpty. Operand 974 states and 1110 transitions. [2023-11-24 23:02:12,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 23:02:12,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:12,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:12,474 INFO L262 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:12,477 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:12,483 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 23:02:12,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:12,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:12,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 975 states and 1112 transitions. [2023-11-24 23:02:12,980 INFO L276 IsEmpty]: Start isEmpty. Operand 975 states and 1112 transitions. [2023-11-24 23:02:12,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:12,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:12,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,117 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:13,135 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 23:02:13,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 978 states and 1116 transitions. [2023-11-24 23:02:13,167 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1116 transitions. [2023-11-24 23:02:13,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:13,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,253 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:13,263 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 23:02:13,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 977 states and 1115 transitions. [2023-11-24 23:02:13,283 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1115 transitions. [2023-11-24 23:02:13,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:02:13,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:13,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:13,370 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:13,511 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 23:02:13,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:13,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 978 states and 1117 transitions. [2023-11-24 23:02:13,912 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1117 transitions. [2023-11-24 23:02:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:02:13,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:13,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:13,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:14,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:14,011 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 23:02:14,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:14,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 977 states and 1116 transitions. [2023-11-24 23:02:14,033 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1116 transitions. [2023-11-24 23:02:14,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:02:14,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:14,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:14,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:14,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:14,118 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 23:02:14,257 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 23:02:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 978 states and 1118 transitions. [2023-11-24 23:02:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 978 states and 1118 transitions. [2023-11-24 23:02:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:14,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:14,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:14,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:14,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:14,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:14,776 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 23:02:14,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:14,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 981 states and 1122 transitions. [2023-11-24 23:02:14,819 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1122 transitions. [2023-11-24 23:02:14,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:14,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:14,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:14,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:14,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:14,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:14,923 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 23:02:14,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:14,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1121 states to 980 states and 1121 transitions. [2023-11-24 23:02:14,947 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1121 transitions. [2023-11-24 23:02:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 23:02:14,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:14,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:15,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:15,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:15,041 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 23:02:15,190 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 23:02:15,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:15,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 981 states and 1123 transitions. [2023-11-24 23:02:15,601 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1123 transitions. [2023-11-24 23:02:15,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:02:15,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:15,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:15,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:15,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:15,702 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:15,717 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 23:02:15,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1122 states to 980 states and 1122 transitions. [2023-11-24 23:02:15,743 INFO L276 IsEmpty]: Start isEmpty. Operand 980 states and 1122 transitions. [2023-11-24 23:02:15,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 23:02:15,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:15,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:15,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:15,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:15,830 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 23:02:15,974 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 23:02:16,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:16,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 981 states and 1124 transitions. [2023-11-24 23:02:16,375 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1124 transitions. [2023-11-24 23:02:16,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:02:16,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:16,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:16,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:16,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:16,450 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:16,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:16,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:16,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 984 states and 1128 transitions. [2023-11-24 23:02:16,500 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1128 transitions. [2023-11-24 23:02:16,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:02:16,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:16,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:16,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:16,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:16,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:16,597 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 23:02:16,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:16,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 983 states and 1127 transitions. [2023-11-24 23:02:16,619 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1127 transitions. [2023-11-24 23:02:16,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 23:02:16,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:16,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:16,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:16,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:16,712 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 23:02:16,905 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 23:02:17,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:17,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1129 states to 984 states and 1129 transitions. [2023-11-24 23:02:17,304 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1129 transitions. [2023-11-24 23:02:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:02:17,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:17,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:17,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:17,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:17,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:17,429 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 23:02:17,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 983 states and 1128 transitions. [2023-11-24 23:02:17,451 INFO L276 IsEmpty]: Start isEmpty. Operand 983 states and 1128 transitions. [2023-11-24 23:02:17,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:02:17,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:17,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:17,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:17,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:17,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:17,551 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 23:02:17,721 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 23:02:18,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:18,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 984 states and 1130 transitions. [2023-11-24 23:02:18,120 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1130 transitions. [2023-11-24 23:02:18,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:02:18,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:18,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:18,203 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:18,205 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:18,225 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 23:02:18,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:18,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 987 states and 1134 transitions. [2023-11-24 23:02:18,257 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1134 transitions. [2023-11-24 23:02:18,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:02:18,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:18,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:18,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:02:18,341 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:18,361 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 23:02:18,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:18,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 986 states and 1133 transitions. [2023-11-24 23:02:18,388 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 1133 transitions. [2023-11-24 23:02:18,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:02:18,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:18,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:18,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:18,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 23:02:18,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:18,518 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 23:02:18,702 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 23:02:19,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:19,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 987 states and 1135 transitions. [2023-11-24 23:02:19,153 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 1135 transitions. [2023-11-24 23:02:19,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:02:19,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:19,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:19,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 23:02:19,229 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:19,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:19,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:19,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 990 states and 1139 transitions. [2023-11-24 23:02:19,289 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1139 transitions. [2023-11-24 23:02:19,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:02:19,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:19,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:19,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 23:02:19,369 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:19,375 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 23:02:19,413 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 23:02:19,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:19,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1006 states and 1157 transitions. [2023-11-24 23:02:19,969 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 1157 transitions. [2023-11-24 23:02:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:02:19,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:19,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:20,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 23:02:20,046 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:20,055 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 23:02:20,141 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 23:02:20,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:20,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 1022 states and 1182 transitions. [2023-11-24 23:02:20,880 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1182 transitions. [2023-11-24 23:02:20,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:02:20,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:20,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:21,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:21,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:02:21,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:21,046 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 23:02:31,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:02:31,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:02:31,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 1022 states and 1180 transitions. [2023-11-24 23:02:31,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1180 transitions. [2023-11-24 23:02:31,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:02:31,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:02:31,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:02:31,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:02:31,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 225 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-24 23:02:31,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:02:31,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-24 23:02:31,507 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:02:43,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []