./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV --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 c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:51:22,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:51:22,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-11 23:51:22,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:51:22,894 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:51:22,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:51:22,933 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:51:22,934 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:51:22,935 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:51:22,941 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:51:22,941 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:51:22,942 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:51:22,942 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:51:22,944 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-11 23:51:22,945 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-11 23:51:22,946 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-11 23:51:22,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:51:22,947 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:51:22,947 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:51:22,948 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:51:22,948 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:51:22,949 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:51:22,950 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:51:22,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:22,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:51:22,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:51:22,953 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:51:22,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:51:22,954 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_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7b5cea41c34641368705a00e3051c009f6877551b3530b7d4fceaf386f5f58c [2023-11-11 23:51:23,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:51:23,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:51:23,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:51:23,331 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:51:23,332 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:51:23,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2023-11-11 23:51:26,657 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:27,174 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:27,179 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_test5-1.i [2023-11-11 23:51:27,213 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/data/5d71d732b/88c746949b7e43e1ac3752192495dab2/FLAGc7b3a6803 [2023-11-11 23:51:27,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/data/5d71d732b/88c746949b7e43e1ac3752192495dab2 [2023-11-11 23:51:27,241 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:27,243 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:27,248 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:27,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:27,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:27,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:27" (1/1) ... [2023-11-11 23:51:27,258 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bd26db9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:27, skipping insertion in model container [2023-11-11 23:51:27,258 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:27" (1/1) ... [2023-11-11 23:51:27,346 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:28,078 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:28,092 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:28,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:28,301 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:51:28,310 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:28,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28 WrapperNode [2023-11-11 23:51:28,311 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:28,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:28,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:28,313 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:28,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,386 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,594 INFO L138 Inliner]: procedures = 177, calls = 390, calls flagged for inlining = 16, calls inlined = 20, statements flattened = 1970 [2023-11-11 23:51:28,594 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:28,595 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:28,595 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:28,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:28,633 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,851 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:28,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:28,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:28,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:28,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:28" (1/1) ... [2023-11-11 23:51:28,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:28,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:28,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:28,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d43f0107-bb12-4ca8-91ec-ec12abacad03/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:51:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:51:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:28,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:51:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-11 23:51:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:51:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:51:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:28,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:29,326 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:29,332 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:32,921 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:35,686 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:35,686 INFO L302 CfgBuilder]: Removed 83 assume(true) statements. [2023-11-11 23:51:35,693 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:35 BoogieIcfgContainer [2023-11-11 23:51:35,693 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:35,695 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:35,695 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:35,707 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:35,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:35" (1/1) ... [2023-11-11 23:51:35,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:51:35,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:35,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1337 states and 1507 transitions. [2023-11-11 23:51:35,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1337 states and 1507 transitions. [2023-11-11 23:51:35,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:51:35,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:35,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:35,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1336 states and 1506 transitions. [2023-11-11 23:51:36,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1506 transitions. [2023-11-11 23:51:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:51:36,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1335 states and 1505 transitions. [2023-11-11 23:51:36,376 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1505 transitions. [2023-11-11 23:51:36,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:36,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1507 states to 1336 states and 1507 transitions. [2023-11-11 23:51:36,460 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1507 transitions. [2023-11-11 23:51:36,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:36,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1335 states and 1506 transitions. [2023-11-11 23:51:36,553 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1506 transitions. [2023-11-11 23:51:36,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:51:36,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1334 states and 1505 transitions. [2023-11-11 23:51:36,694 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1505 transitions. [2023-11-11 23:51:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:51:36,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:36,807 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:36,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 1334 states and 1499 transitions. [2023-11-11 23:51:36,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1499 transitions. [2023-11-11 23:51:36,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:36,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:36,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:36,914 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:36,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:36,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:36,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:36,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 1334 states and 1497 transitions. [2023-11-11 23:51:36,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1334 states and 1497 transitions. [2023-11-11 23:51:36,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:36,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:36,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:37,026 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:51:37,030 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:37,087 INFO L351 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 [2023-11-11 23:51:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:37,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:37,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 1336 states and 1501 transitions. [2023-11-11 23:51:37,238 INFO L276 IsEmpty]: Start isEmpty. Operand 1336 states and 1501 transitions. [2023-11-11 23:51:37,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:51:37,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:37,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:37,334 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:51:37,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:37,364 INFO L351 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 [2023-11-11 23:51:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:37,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:37,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1505 states to 1338 states and 1505 transitions. [2023-11-11 23:51:37,618 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1505 transitions. [2023-11-11 23:51:37,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:37,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:37,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:37,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:37,712 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:37,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:37,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:37,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:37,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1340 states and 1511 transitions. [2023-11-11 23:51:37,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1511 transitions. [2023-11-11 23:51:37,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:37,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:37,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:38,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:38,087 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:38,104 INFO L351 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 [2023-11-11 23:51:38,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:38,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:38,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1341 states and 1513 transitions. [2023-11-11 23:51:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1513 transitions. [2023-11-11 23:51:38,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:51:38,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:38,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:38,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:38,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:38,458 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:38,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:38,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:38,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1512 states to 1341 states and 1512 transitions. [2023-11-11 23:51:38,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1512 transitions. [2023-11-11 23:51:38,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:38,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:38,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:38,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:38,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:38,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:38,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:38,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:38,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1340 states and 1511 transitions. [2023-11-11 23:51:38,696 INFO L276 IsEmpty]: Start isEmpty. Operand 1340 states and 1511 transitions. [2023-11-11 23:51:38,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:51:38,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:38,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:38,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:38,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:38,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:38,813 INFO L351 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 [2023-11-11 23:51:38,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:39,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:39,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1341 states and 1513 transitions. [2023-11-11 23:51:39,180 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 1513 transitions. [2023-11-11 23:51:39,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:39,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:39,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:39,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:39,281 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:39,285 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:39,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:39,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:39,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1344 states and 1519 transitions. [2023-11-11 23:51:39,531 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1519 transitions. [2023-11-11 23:51:39,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:39,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:39,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:39,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:39,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:39,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:39,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:39,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1343 states and 1518 transitions. [2023-11-11 23:51:39,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1518 transitions. [2023-11-11 23:51:39,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:51:39,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:39,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:39,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:39,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:39,890 INFO L351 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 [2023-11-11 23:51:40,002 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:40,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:40,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1344 states and 1520 transitions. [2023-11-11 23:51:40,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1520 transitions. [2023-11-11 23:51:40,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:51:40,294 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:40,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:40,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:40,394 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:40,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:40,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:40,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1519 states to 1343 states and 1519 transitions. [2023-11-11 23:51:40,439 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1519 transitions. [2023-11-11 23:51:40,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-11 23:51:40,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:40,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:40,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:40,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:40,555 INFO L351 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 [2023-11-11 23:51:40,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:40,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:40,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1521 states to 1344 states and 1521 transitions. [2023-11-11 23:51:40,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1521 transitions. [2023-11-11 23:51:40,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:40,950 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:40,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:41,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:41,052 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:41,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:41,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:41,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:41,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 1347 states and 1525 transitions. [2023-11-11 23:51:41,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1525 transitions. [2023-11-11 23:51:41,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:41,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:41,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:41,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:41,212 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:41,215 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:41,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:41,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 1346 states and 1524 transitions. [2023-11-11 23:51:41,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1346 states and 1524 transitions. [2023-11-11 23:51:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:51:41,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:41,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:41,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:41,373 INFO L262 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:41,376 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:41,388 INFO L351 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 [2023-11-11 23:51:41,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:41,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:41,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1347 states and 1526 transitions. [2023-11-11 23:51:41,814 INFO L276 IsEmpty]: Start isEmpty. Operand 1347 states and 1526 transitions. [2023-11-11 23:51:41,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:41,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:41,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:41,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:41,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:41,958 INFO L351 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 [2023-11-11 23:51:42,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:42,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:42,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1348 states and 1529 transitions. [2023-11-11 23:51:42,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1529 transitions. [2023-11-11 23:51:42,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-11 23:51:42,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:42,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:42,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:42,247 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:42,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:42,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:42,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:42,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1528 states to 1348 states and 1528 transitions. [2023-11-11 23:51:42,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1348 states and 1528 transitions. [2023-11-11 23:51:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:42,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:42,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:42,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:42,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:42,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:42,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:42,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1351 states and 1532 transitions. [2023-11-11 23:51:42,584 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1532 transitions. [2023-11-11 23:51:42,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:42,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:42,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:42,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:42,670 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:42,673 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:42,686 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:42,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:42,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1531 states to 1350 states and 1531 transitions. [2023-11-11 23:51:42,711 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1531 transitions. [2023-11-11 23:51:42,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-11 23:51:42,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:42,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:42,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:42,799 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:42,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:42,813 INFO L351 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 [2023-11-11 23:51:42,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:43,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:43,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1533 states to 1351 states and 1533 transitions. [2023-11-11 23:51:43,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1533 transitions. [2023-11-11 23:51:43,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:43,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:43,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:43,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:43,325 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:43,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:43,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:43,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1532 states to 1350 states and 1532 transitions. [2023-11-11 23:51:43,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 1532 transitions. [2023-11-11 23:51:43,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:51:43,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:43,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:43,454 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:43,457 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:43,464 INFO L351 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 [2023-11-11 23:51:43,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:43,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:43,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1534 states to 1351 states and 1534 transitions. [2023-11-11 23:51:43,912 INFO L276 IsEmpty]: Start isEmpty. Operand 1351 states and 1534 transitions. [2023-11-11 23:51:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:43,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:43,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:43,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:43,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:43,998 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:44,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:44,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:44,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1354 states and 1538 transitions. [2023-11-11 23:51:44,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1538 transitions. [2023-11-11 23:51:44,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:44,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:44,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:44,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:44,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:44,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:44,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:44,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:44,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1537 states to 1353 states and 1537 transitions. [2023-11-11 23:51:44,204 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1537 transitions. [2023-11-11 23:51:44,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-11 23:51:44,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:44,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:44,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:44,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:44,318 INFO L351 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 [2023-11-11 23:51:44,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:44,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:44,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1354 states and 1539 transitions. [2023-11-11 23:51:44,805 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1539 transitions. [2023-11-11 23:51:44,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:44,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:44,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:44,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:44,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:44,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:44,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:45,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:45,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1353 states and 1538 transitions. [2023-11-11 23:51:45,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1353 states and 1538 transitions. [2023-11-11 23:51:45,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:51:45,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:45,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:45,101 INFO L262 TraceCheckSpWp]: Trace formula consists of 164 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:45,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:45,115 INFO L351 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 [2023-11-11 23:51:45,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:45,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:45,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1540 states to 1354 states and 1540 transitions. [2023-11-11 23:51:45,647 INFO L276 IsEmpty]: Start isEmpty. Operand 1354 states and 1540 transitions. [2023-11-11 23:51:45,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:45,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:45,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:45,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:45,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:45,783 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:45,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:45,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:45,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1544 states to 1357 states and 1544 transitions. [2023-11-11 23:51:45,867 INFO L276 IsEmpty]: Start isEmpty. Operand 1357 states and 1544 transitions. [2023-11-11 23:51:45,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:45,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:45,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:45,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:45,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-11 23:51:45,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:45,991 INFO L351 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 [2023-11-11 23:51:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:46,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:46,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1547 states to 1358 states and 1547 transitions. [2023-11-11 23:51:46,317 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1547 transitions. [2023-11-11 23:51:46,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:51:46,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:46,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:46,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 170 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-11 23:51:46,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:46,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:46,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:46,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 1358 states and 1546 transitions. [2023-11-11 23:51:46,751 INFO L276 IsEmpty]: Start isEmpty. Operand 1358 states and 1546 transitions. [2023-11-11 23:51:46,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-11 23:51:46,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:46,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:46,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:46,848 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-11 23:51:46,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:46,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:46,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:46,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1550 states to 1361 states and 1550 transitions. [2023-11-11 23:51:46,943 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1550 transitions. [2023-11-11 23:51:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:46,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:46,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-11 23:51:47,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:47,040 INFO L351 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 [2023-11-11 23:51:47,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:47,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1568 states to 1377 states and 1568 transitions. [2023-11-11 23:51:47,510 INFO L276 IsEmpty]: Start isEmpty. Operand 1377 states and 1568 transitions. [2023-11-11 23:51:47,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:47,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:47,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:47,591 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-11 23:51:47,594 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:47,604 INFO L351 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 [2023-11-11 23:51:47,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:48,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:48,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1393 states and 1593 transitions. [2023-11-11 23:51:48,223 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1593 transitions. [2023-11-11 23:51:48,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-11 23:51:48,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:48,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:48,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:51:48,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:48,332 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:51:58,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-11 23:51:58,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:51:58,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1393 states and 1591 transitions. [2023-11-11 23:51:58,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1591 transitions. [2023-11-11 23:51:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-11 23:51:58,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:51:58,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:51:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:51:58,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-11 23:51:58,721 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:51:58,764 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:52:08,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []