./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.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_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/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_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/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_0d464a17-747c-4e37-8efb-6fcdf9c562e4/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 3a97724240a87192496d8328468f54cf5b25ba6881d4dae32505036169c4a273 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:45,433 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:45,503 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:10:45,508 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:45,509 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:45,533 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:45,535 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:45,535 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:45,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:45,537 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:45,537 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:45,538 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:45,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:45,539 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:10:45,540 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:10:45,540 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:10:45,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:45,542 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:45,542 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:45,543 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:45,544 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:45,555 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:45,556 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:45,556 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:45,557 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:45,558 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:45,558 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:45,559 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:45,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:45,559 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_0d464a17-747c-4e37-8efb-6fcdf9c562e4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a97724240a87192496d8328468f54cf5b25ba6881d4dae32505036169c4a273 [2023-11-24 22:10:45,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:45,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:45,909 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:45,910 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:45,911 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:45,912 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i [2023-11-24 22:10:48,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:49,408 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:49,409 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test5-1.i [2023-11-24 22:10:49,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/data/f492141aa/455377cf50c44373b3349c1ddc139014/FLAG7016d26c9 [2023-11-24 22:10:49,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/data/f492141aa/455377cf50c44373b3349c1ddc139014 [2023-11-24 22:10:49,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:49,449 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:49,451 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:49,451 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:49,456 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:49,457 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:49" (1/1) ... [2023-11-24 22:10:49,459 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312eec8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:49, skipping insertion in model container [2023-11-24 22:10:49,459 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:49" (1/1) ... [2023-11-24 22:10:49,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:50,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:50,265 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:50,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:50,422 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:50,430 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:50,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50 WrapperNode [2023-11-24 22:10:50,431 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:50,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:50,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:50,433 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:50,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,657 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 1970 [2023-11-24 22:10:50,657 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:50,658 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:50,658 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:50,658 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:50,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,778 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,832 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,872 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:50,873 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:50,873 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:50,873 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:50,874 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:50" (1/1) ... [2023-11-24 22:10:50,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:50,890 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:50,905 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:50,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0d464a17-747c-4e37-8efb-6fcdf9c562e4/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:50,952 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:10:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:10:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:10:50,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:10:50,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-24 22:10:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:10:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:50,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:50,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:50,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:51,233 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:51,234 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:54,712 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:57,011 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:10:57,011 INFO L309 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-24 22:10:57,013 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:57 BoogieIcfgContainer [2023-11-24 22:10:57,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:10:57,015 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:10:57,015 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:10:57,026 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:10:57,026 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:57" (1/1) ... [2023-11-24 22:10:57,036 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:10:57,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1337 states and 1507 transitions. [2023-11-24 22:10:57,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1507 transitions. [2023-11-24 22:10:57,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:10:57,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:57,479 INFO 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 22:10:57,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1336 states and 1506 transitions. [2023-11-24 22:10:57,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1506 transitions. [2023-11-24 22:10:57,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 22:10:57,566 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:57,720 INFO 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 22:10:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1335 states and 1505 transitions. [2023-11-24 22:10:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1505 transitions. [2023-11-24 22:10:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:10:57,825 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:57,910 INFO 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 22:10:57,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:57,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1336 states and 1507 transitions. [2023-11-24 22:10:57,957 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1507 transitions. [2023-11-24 22:10:57,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:10:57,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:57,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,025 INFO 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 22:10:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:58,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1335 states and 1506 transitions. [2023-11-24 22:10:58,051 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1506 transitions. [2023-11-24 22:10:58,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-24 22:10:58,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:58,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:58,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,178 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 22:10:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:58,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1334 states and 1505 transitions. [2023-11-24 22:10:58,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1505 transitions. [2023-11-24 22:10:58,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:10:58,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:58,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:10:58,324 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:58,333 INFO 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 22:10:58,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:58,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1334 states and 1499 transitions. [2023-11-24 22:10:58,348 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1499 transitions. [2023-11-24 22:10:58,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:10:58,348 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:58,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,435 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:10:58,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:58,444 INFO 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 22:10:58,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:58,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1334 states and 1497 transitions. [2023-11-24 22:10:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1497 transitions. [2023-11-24 22:10:58,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:10:58,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:58,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,550 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:10:58,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:58,599 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 22:10:58,638 INFO 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 22:10:58,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:58,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1336 states and 1501 transitions. [2023-11-24 22:10:58,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1501 transitions. [2023-11-24 22:10:58,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:10:58,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:58,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:58,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:10:58,797 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:58,820 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 22:10:58,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:59,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:59,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1338 states and 1505 transitions. [2023-11-24 22:10:59,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1505 transitions. [2023-11-24 22:10:59,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:10:59,046 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:59,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:59,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:59,167 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:59,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:59,216 INFO 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 22:10:59,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:59,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1340 states and 1511 transitions. [2023-11-24 22:10:59,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1511 transitions. [2023-11-24 22:10:59,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:10:59,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:59,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:59,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:59,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:10:59,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:59,526 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 22:10:59,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:59,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:59,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1341 states and 1513 transitions. [2023-11-24 22:10:59,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1513 transitions. [2023-11-24 22:10:59,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:10:59,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:59,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:59,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:10:59,823 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:10:59,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:10:59,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:10:59,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:10:59,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1341 states and 1512 transitions. [2023-11-24 22:10:59,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1512 transitions. [2023-11-24 22:10:59,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:10:59,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:10:59,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:10:59,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:00,000 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:00,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:00,011 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 22:11:00,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:00,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1340 states and 1511 transitions. [2023-11-24 22:11:00,037 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1511 transitions. [2023-11-24 22:11:00,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:11:00,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:00,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:00,129 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:00,132 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:00,143 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 22:11:00,242 INFO 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 22:11:00,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:00,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1341 states and 1513 transitions. [2023-11-24 22:11:00,454 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1513 transitions. [2023-11-24 22:11:00,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:11:00,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:00,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:00,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:00,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:00,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:00,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1344 states and 1519 transitions. [2023-11-24 22:11:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1519 transitions. [2023-11-24 22:11:00,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:11:00,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:00,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:00,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:00,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:00,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:00,846 INFO 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 22:11:00,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:00,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1343 states and 1518 transitions. [2023-11-24 22:11:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1518 transitions. [2023-11-24 22:11:00,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:11:00,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:00,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:00,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:00,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:00,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:00,968 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 22:11:01,068 INFO 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 22:11:01,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:01,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1344 states and 1520 transitions. [2023-11-24 22:11:01,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1520 transitions. [2023-11-24 22:11:01,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:11:01,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:01,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:01,420 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:01,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:01,432 INFO 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 22:11:01,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:01,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1343 states and 1519 transitions. [2023-11-24 22:11:01,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1519 transitions. [2023-11-24 22:11:01,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:11:01,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:01,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:01,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:01,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:01,544 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:01,553 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 22:11:01,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:01,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1344 states and 1521 transitions. [2023-11-24 22:11:01,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1521 transitions. [2023-11-24 22:11:01,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:01,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:01,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:01,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:01,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:01,986 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:02,001 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 22:11:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:02,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1347 states and 1525 transitions. [2023-11-24 22:11:02,042 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1525 transitions. [2023-11-24 22:11:02,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:02,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:02,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:02,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:02,128 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:02,130 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:02,140 INFO 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 22:11:02,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:02,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1346 states and 1524 transitions. [2023-11-24 22:11:02,165 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1524 transitions. [2023-11-24 22:11:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:02,167 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:02,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:02,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:02,257 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:02,260 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:02,271 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 22:11:02,370 INFO 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 22:11:02,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:02,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1347 states and 1526 transitions. [2023-11-24 22:11:02,624 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1526 transitions. [2023-11-24 22:11:02,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:02,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:02,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:02,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:02,714 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:02,721 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 22:11:02,835 INFO 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 22:11:02,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:02,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1348 states and 1529 transitions. [2023-11-24 22:11:02,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1529 transitions. [2023-11-24 22:11:02,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:02,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:02,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:03,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:03,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:03,017 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:03,030 INFO 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 22:11:03,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:03,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1348 states and 1528 transitions. [2023-11-24 22:11:03,271 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1528 transitions. [2023-11-24 22:11:03,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:03,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:03,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:03,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:03,361 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:03,363 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:03,384 INFO 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 22:11:03,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:03,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1351 states and 1532 transitions. [2023-11-24 22:11:03,426 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1532 transitions. [2023-11-24 22:11:03,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:03,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:03,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:03,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:03,516 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:03,519 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:03,533 INFO 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 22:11:03,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:03,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1350 states and 1531 transitions. [2023-11-24 22:11:03,569 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1531 transitions. [2023-11-24 22:11:03,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:03,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:03,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:03,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:03,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:03,675 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 22:11:03,798 INFO 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 22:11:04,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:04,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1351 states and 1533 transitions. [2023-11-24 22:11:04,087 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1533 transitions. [2023-11-24 22:11:04,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:04,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:04,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:04,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:04,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:04,182 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:04,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:04,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1350 states and 1532 transitions. [2023-11-24 22:11:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1532 transitions. [2023-11-24 22:11:04,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:04,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:04,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:04,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:04,321 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:04,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:04,344 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 22:11:04,468 INFO 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 22:11:04,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:04,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1351 states and 1534 transitions. [2023-11-24 22:11:04,766 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1534 transitions. [2023-11-24 22:11:04,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:04,768 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:04,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:04,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:04,848 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:04,866 INFO 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 22:11:04,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:04,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1354 states and 1538 transitions. [2023-11-24 22:11:04,904 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1538 transitions. [2023-11-24 22:11:04,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:04,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:04,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:04,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:04,991 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:04,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:05,009 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 22:11:05,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:05,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1353 states and 1537 transitions. [2023-11-24 22:11:05,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1537 transitions. [2023-11-24 22:11:05,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:05,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:05,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:05,157 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:05,169 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:05,186 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 22:11:05,317 INFO 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 22:11:05,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:05,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1354 states and 1539 transitions. [2023-11-24 22:11:05,607 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1539 transitions. [2023-11-24 22:11:05,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:11:05,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:05,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:05,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:05,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:05,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:05,710 INFO 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 22:11:05,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1353 states and 1538 transitions. [2023-11-24 22:11:05,732 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1538 transitions. [2023-11-24 22:11:05,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:11:05,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:05,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:05,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:05,821 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:05,831 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 22:11:05,957 INFO 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 22:11:06,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:06,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1354 states and 1540 transitions. [2023-11-24 22:11:06,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1540 transitions. [2023-11-24 22:11:06,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:11:06,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:06,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:06,354 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:06,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:06,383 INFO 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 22:11:06,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1357 states and 1544 transitions. [2023-11-24 22:11:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1544 transitions. [2023-11-24 22:11:06,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:11:06,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:06,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:06,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:06,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-24 22:11:06,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:06,523 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 22:11:06,688 INFO 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 22:11:06,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:06,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1358 states and 1547 transitions. [2023-11-24 22:11:06,797 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1547 transitions. [2023-11-24 22:11:06,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:11:06,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:06,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:06,924 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:11:06,927 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:06,950 INFO 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 22:11:07,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:07,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1358 states and 1546 transitions. [2023-11-24 22:11:07,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1546 transitions. [2023-11-24 22:11:07,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:11:07,194 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:07,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:07,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-24 22:11:07,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:07,311 INFO 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 22:11:07,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:07,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1361 states and 1550 transitions. [2023-11-24 22:11:07,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1550 transitions. [2023-11-24 22:11:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:11:07,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:07,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:07,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:11:07,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:07,446 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 22:11:07,487 INFO 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 22:11:07,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:07,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1377 states and 1568 transitions. [2023-11-24 22:11:07,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1568 transitions. [2023-11-24 22:11:07,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:11:07,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:07,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:07,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:07,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-24 22:11:07,993 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:08,002 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 22:11:08,093 INFO 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 22:11:08,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:08,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1393 states and 1593 transitions. [2023-11-24 22:11:08,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1593 transitions. [2023-11-24 22:11:08,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:11:08,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:08,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:08,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:11:08,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:08,701 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 22:11:18,729 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 22:11:18,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:18,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1393 states and 1591 transitions. [2023-11-24 22:11:18,765 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1591 transitions. [2023-11-24 22:11:18,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:11:18,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:18,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:18,885 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:11:18,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:11:18,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:28,941 WARN L539 Checker$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 22:11:38,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []